00000800)={&(0x7f00000007c0)={0x14, r5, 0x4, 0x70bd27, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x40d4) (async, rerun: 32)
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32)
sendmsg$NBD_CMD_STATUS(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000700)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000680)={0x1c, r3, 0x20, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x44040}, 0x8000) (async)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000500), r2)
sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000000600)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000005c0)={&(0x7f0000000540)={0x58, r7, 0x400, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '\'n\\{)}\''}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40b8f1b1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x58}, 0x1, 0x0, 0x0, 0x4854}, 0x8010)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r3, 0x20, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x20}}, 0x54) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x2fd, 0x0, 0xfffffffe, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r8)
sendmsg$NBD_CMD_STATUS(r8, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r9, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r10 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r10, 0x0, 0x0, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)={<r11=>0xffffffffffffffff}) (async)
r12 = socket(0x1d, 0x1, 0x4) (async)
r13 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r13, 0x0, 0x0, 0x0) (async, rerun: 32)
r14 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 32)
accept4$rose(r14, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000480)={&(0x7f0000000140), 0xc, &(0x7f0000000400)={&(0x7f0000000340)={0xa4, r9, 0x100, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x75}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7f}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r10}, {0x8}, {0x8, 0x1, r11}, {0x8, 0x1, r12}, {0x8}, {0x8, 0x1, r13}, {0x8, 0x1, r14}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}]}, 0xa4}, 0x1, 0x0, 0x0, 0x4000000}, 0x4)

14:18:16 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
ioctl$VIDIOC_TRY_EXT_CTRLS(0xffffffffffffffff, 0xc0205649, &(0x7f0000000080)={0x0, 0x46b, 0x80, 0xffffffffffffffff, 0x0, &(0x7f0000000000)={0x100a8, 0x3, '\x00', @ptr=0x9c}})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:16 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

[  817.671871] nbd: must specify a device to reconfigure
[  817.683236] can: request_module (can-proto-4) failed.
14:18:16 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001ff", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:16 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0) (async)

14:18:16 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001ff", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001ff", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0) (async)

[  817.740784] nbd: must specify a device to reconfigure
14:18:16 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
ioctl$VIDIOC_TRY_EXT_CTRLS(0xffffffffffffffff, 0xc0205649, &(0x7f0000000080)={0x0, 0x46b, 0x80, 0xffffffffffffffff, 0x0, &(0x7f0000000000)={0x100a8, 0x3, '\x00', @ptr=0x9c}}) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:16 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r1, 0x2, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}}, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r2, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

14:18:16 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:16 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r1, 0x1}, 0x14}}, 0x0)

[  817.790999] nbd: must specify a device to reconfigure
14:18:16 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r1, 0x2, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}}, 0x10) (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r2, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

14:18:16 executing program 0:
r0 = socket$rds(0x15, 0x5, 0x0)
setsockopt$RDS_CONG_MONITOR(r0, 0x114, 0x6, &(0x7f0000005f80)=0x1, 0x4)
ioctl$sock_SIOCSIFVLAN_ADD_VLAN_CMD(r0, 0x8983, &(0x7f00000000c0)={0x0, 'bond_slave_0\x00', {0x2}, 0x7f})
ioctl$sock_SIOCGIFVLAN_SET_VLAN_NAME_TYPE_CMD(r0, 0x8982, &(0x7f0000000040)={0x6, 'veth0_to_bridge\x00', {0x8}, 0x40})
r1 = socket(0x25, 0x6, 0x8)
setsockopt$rose(r1, 0x104, 0x1, &(0x7f0000000080)=0x7fff, 0x4)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0x56}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x3c}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:17 executing program 3:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = getpid()
ioctl$SG_BLKTRACESETUP(0xffffffffffffffff, 0xc0481273, &(0x7f0000000080)={'\x00', 0x2, 0x4, 0x3, 0xffff, 0xce8e, r0})
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x38, 0x0, 0x400, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x2000c001}, 0x4014)

14:18:17 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x4c, r3, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0xc000}, 0x4001)

14:18:17 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)
sendmsg$IPVS_CMD_NEW_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0xac, 0x0, 0x100, 0x70bd2b, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x10000}, @IPVS_CMD_ATTR_SERVICE={0xc, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}]}, @IPVS_CMD_ATTR_DEST={0x48, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x101}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@remote}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x7}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0x2}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0x8}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x2}, @IPVS_DEST_ATTR_TUN_TYPE={0x5}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x5}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x9}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e20}]}, @IPVS_CMD_ATTR_DEST={0x14, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x2}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x48f9}]}, @IPVS_CMD_ATTR_SERVICE={0x4}]}, 0xac}, 0x1, 0x0, 0x0, 0x4840}, 0x20040004)

14:18:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r1, 0x1}, 0x14}}, 0x0)

14:18:17 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r1, 0x2, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}}, 0x10) (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r2, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

[  817.880056] nbd: must specify a device to reconfigure
[  817.893955] can: request_module (can-proto-4) failed.
14:18:17 executing program 0:
r0 = socket$rds(0x15, 0x5, 0x0)
setsockopt$RDS_CONG_MONITOR(r0, 0x114, 0x6, &(0x7f0000005f80)=0x1, 0x4) (async)
ioctl$sock_SIOCSIFVLAN_ADD_VLAN_CMD(r0, 0x8983, &(0x7f00000000c0)={0x0, 'bond_slave_0\x00', {0x2}, 0x7f})
ioctl$sock_SIOCGIFVLAN_SET_VLAN_NAME_TYPE_CMD(r0, 0x8982, &(0x7f0000000040)={0x6, 'veth0_to_bridge\x00', {0x8}, 0x40}) (async)
r1 = socket(0x25, 0x6, 0x8)
setsockopt$rose(r1, 0x104, 0x1, &(0x7f0000000080)=0x7fff, 0x4) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0x56}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x3c}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

[  817.936219] nbd: must specify a device to reconfigure
14:18:17 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0) (async)
sendmsg$IPVS_CMD_NEW_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0xac, 0x0, 0x100, 0x70bd2b, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x10000}, @IPVS_CMD_ATTR_SERVICE={0xc, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}]}, @IPVS_CMD_ATTR_DEST={0x48, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x101}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@remote}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x7}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0x2}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0x8}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x2}, @IPVS_DEST_ATTR_TUN_TYPE={0x5}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x5}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x9}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e20}]}, @IPVS_CMD_ATTR_DEST={0x14, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x2}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x48f9}]}, @IPVS_CMD_ATTR_SERVICE={0x4}]}, 0xac}, 0x1, 0x0, 0x0, 0x4840}, 0x20040004)

14:18:17 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x4c, r3, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0xc000}, 0x4001)

14:18:17 executing program 3:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = getpid()
ioctl$SG_BLKTRACESETUP(0xffffffffffffffff, 0xc0481273, &(0x7f0000000080)={'\x00', 0x2, 0x4, 0x3, 0xffff, 0xce8e, r0})
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x38, 0x0, 0x400, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x2000c001}, 0x4014)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
getpid() (async)
ioctl$SG_BLKTRACESETUP(0xffffffffffffffff, 0xc0481273, &(0x7f0000000080)={'\x00', 0x2, 0x4, 0x3, 0xffff, 0xce8e, r0}) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r1, 0x0, 0x0, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x38, 0x0, 0x400, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x2000c001}, 0x4014) (async)

14:18:17 executing program 0:
r0 = socket$rds(0x15, 0x5, 0x0)
setsockopt$RDS_CONG_MONITOR(r0, 0x114, 0x6, &(0x7f0000005f80)=0x1, 0x4) (async)
ioctl$sock_SIOCSIFVLAN_ADD_VLAN_CMD(r0, 0x8983, &(0x7f00000000c0)={0x0, 'bond_slave_0\x00', {0x2}, 0x7f}) (async)
ioctl$sock_SIOCGIFVLAN_SET_VLAN_NAME_TYPE_CMD(r0, 0x8982, &(0x7f0000000040)={0x6, 'veth0_to_bridge\x00', {0x8}, 0x40})
r1 = socket(0x25, 0x6, 0x8)
setsockopt$rose(r1, 0x104, 0x1, &(0x7f0000000080)=0x7fff, 0x4) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0x56}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x3c}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

[  817.968627] nbd: must specify a device to reconfigure
14:18:17 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0) (async)
sendmsg$IPVS_CMD_NEW_DAEMON(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0xac, 0x0, 0x100, 0x70bd2b, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x10000}, @IPVS_CMD_ATTR_SERVICE={0xc, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}]}, @IPVS_CMD_ATTR_DEST={0x48, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x101}, @IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@remote}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x7}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0x2}, @IPVS_DEST_ATTR_ADDR_FAMILY={0x6, 0xb, 0x8}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x2}, @IPVS_DEST_ATTR_TUN_TYPE={0x5}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x5}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x9}, @IPVS_CMD_ATTR_DAEMON={0x14, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e20}]}, @IPVS_CMD_ATTR_DEST={0x14, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x2}, @IPVS_DEST_ATTR_INACT_CONNS={0x8, 0x8, 0x48f9}]}, @IPVS_CMD_ATTR_SERVICE={0x4}]}, 0xac}, 0x1, 0x0, 0x0, 0x4840}, 0x20040004)

14:18:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r1, 0x1}, 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r1, 0x1}, 0x14}}, 0x0) (async)

[  818.014026] nbd: must specify a device to reconfigure
14:18:17 executing program 0:
semget$private(0x0, 0x2, 0x140)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:17 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0) (async, rerun: 32)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x4c, r3, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0xc000}, 0x4001)

14:18:17 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="3800094896526e"], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000340), 0xffffffffffffffff)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r5 = socket(0x23, 0x4, 0x7fffffff)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={<r6=>0xffffffffffffffff})
r7 = socket(0x10, 0x1, 0x40)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/ignore_tunneled\x00', 0x2, 0x0)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000380)='/proc/sys/net/ipv4/vs/sync_persist_mode\x00', 0x2, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x80, r4, 0x500, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x2, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x0)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000540)=ANY=[@ANYBLOB="2c050000ee2305e6c8535e657db9434fb09630876a202c", @ANYRES16=r1, @ANYBLOB="0305000000000000000001000007800c00020000000000000000324f50cd6dd0bafeb67ec2006151c1a4ac0400a4f8cc81ecfe11353e3bcf2382ef8326dc9fbc00"/74], 0x2c}, 0x1, 0x0, 0x0, 0x4}, 0x0)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r11, 0x0, 0x0, 0x0)
socket$nl_generic(0x10, 0x3, 0x10)
r12 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_DEST(r11, &(0x7f0000000500)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000480)={0x70, r12, 0x300, 0x70bd27, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_DEST={0x18, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@mcast1}]}, @IPVS_CMD_ATTR_DAEMON={0x28, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_TTL={0x5, 0x8, 0x8}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e21}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'xfrm0\x00'}]}, @IPVS_CMD_ATTR_DEST={0x1c, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x3}, @IPVS_DEST_ATTR_TUN_FLAGS={0x6, 0xf, 0x7}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x80000000}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000000}, 0x40040)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

14:18:17 executing program 3:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r0 = getpid()
ioctl$SG_BLKTRACESETUP(0xffffffffffffffff, 0xc0481273, &(0x7f0000000080)={'\x00', 0x2, 0x4, 0x3, 0xffff, 0xce8e, r0})
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x38, 0x0, 0x400, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x2000c001}, 0x4014)

14:18:17 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/conn_reuse_mode\x00', 0x2, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000580), r7)
accept4$rose(r6, 0x0, 0x0, 0x0)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r9 = accept4$rose(r8, 0x0, 0x0, 0x0)
r10 = accept(r2, &(0x7f0000000280)=@l2, &(0x7f0000000100)=0x80)
ioctl$sock_rose_SIOCDELRT(r9, 0x890c, &(0x7f0000000600)={@remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, 0x2, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={'nr', 0x0}, 0x6, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}]})
r11 = accept(r2, 0x0, &(0x7f0000000300))
r12 = accept(r2, &(0x7f0000000340)=@un=@abs, &(0x7f00000003c0)=0x80)
r13 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x800)
r14 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r14, 0x0, 0x0, 0x0)
ioctl$SG_GET_KEEP_ORPHAN(r14, 0x2288, &(0x7f00000005c0))
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000400)={<r15=>0xffffffffffffffff})
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000540)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000500)={&(0x7f0000000440)={0x8c, r4, 0x200, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r8}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r12}, {0x8, 0x1, r13}, {0x8, 0x1, r15}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7ff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x8c}, 0x1, 0x0, 0x0, 0x11}, 0x4040)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)=ANY=[@ANYBLOB="8c000000", @ANYRES16=r1, @ANYBLOB="00010000000000000000010000001c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="0c00030001000000000000caa24d32484f8c8b8d000c00060001000000000000000c00040003000000000000000c00020001000000000000000c00080007000000080000000c00030006000000000000000c00060001000000000000"], 0x8c}, 0x1, 0x0, 0x0, 0x4080}, 0x0)

[  818.087248] nbd: must specify a device to reconfigure
[  818.106563] nbd: must specify a device to reconfigure
14:18:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002c00078008000100", @ANYRES32, @ANYBLOB="080065ea940100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0b000a002d212f2f645e0000808c000000000000bc000000"], 0x58}, 0x1, 0x0, 0x0, 0xc041}, 0xc000)

14:18:17 executing program 0:
semget$private(0x0, 0x2, 0x140) (async)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

[  818.134536] nbd: must specify a device to reconfigure
14:18:17 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(&(0x7f0000000380), r0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000400)='/proc/sys/net/ipv4/vs/conntrack\x00', 0x2, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000540)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000500)={&(0x7f0000000440)={0xa0, r2, 0x20, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1ff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xc385}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}]}, 0xa0}}, 0x4010)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x51}}, 0x0)
r7 = accept(0xffffffffffffffff, &(0x7f0000000080)=@generic, &(0x7f0000000100)=0x80)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x50, 0x0, 0x824, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '#]&'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '('}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x20200000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x20004081}, 0x0)

[  818.169267] nbd: must specify a device to reconfigure
14:18:17 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x28, r1, 0x320, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x8051)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

[  818.189722] nbd: must specify a device to reconfigure
14:18:17 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="3800094896526e"], 0x38}}, 0x0) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000340), 0xffffffffffffffff) (async)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r5 = socket(0x23, 0x4, 0x7fffffff) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={<r6=>0xffffffffffffffff}) (async)
r7 = socket(0x10, 0x1, 0x40) (async)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/ignore_tunneled\x00', 0x2, 0x0)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000380)='/proc/sys/net/ipv4/vs/sync_persist_mode\x00', 0x2, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x80, r4, 0x500, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x2, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x0) (async)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000540)=ANY=[@ANYBLOB="2c050000ee2305e6c8535e657db9434fb09630876a202c", @ANYRES16=r1, @ANYBLOB="0305000000000000000001000007800c00020000000000000000324f50cd6dd0bafeb67ec2006151c1a4ac0400a4f8cc81ecfe11353e3bcf2382ef8326dc9fbc00"/74], 0x2c}, 0x1, 0x0, 0x0, 0x4}, 0x0) (async)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r11, 0x0, 0x0, 0x0)
socket$nl_generic(0x10, 0x3, 0x10) (async)
r12 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_DEST(r11, &(0x7f0000000500)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000480)={0x70, r12, 0x300, 0x70bd27, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_DEST={0x18, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@mcast1}]}, @IPVS_CMD_ATTR_DAEMON={0x28, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_TTL={0x5, 0x8, 0x8}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e21}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'xfrm0\x00'}]}, @IPVS_CMD_ATTR_DEST={0x1c, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x3}, @IPVS_DEST_ATTR_TUN_FLAGS={0x6, 0xf, 0x7}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x80000000}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000000}, 0x40040) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

14:18:17 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/conn_reuse_mode\x00', 0x2, 0x0) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async, rerun: 32)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 32)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async, rerun: 64)
syz_genetlink_get_family_id$nbd(&(0x7f0000000580), r7) (async, rerun: 64)
accept4$rose(r6, 0x0, 0x0, 0x0) (async, rerun: 64)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 64)
r9 = accept4$rose(r8, 0x0, 0x0, 0x0) (async)
r10 = accept(r2, &(0x7f0000000280)=@l2, &(0x7f0000000100)=0x80)
ioctl$sock_rose_SIOCDELRT(r9, 0x890c, &(0x7f0000000600)={@remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, 0x2, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={'nr', 0x0}, 0x6, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}]})
r11 = accept(r2, 0x0, &(0x7f0000000300)) (async)
r12 = accept(r2, &(0x7f0000000340)=@un=@abs, &(0x7f00000003c0)=0x80)
r13 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x800)
r14 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r14, 0x0, 0x0, 0x0) (async)
ioctl$SG_GET_KEEP_ORPHAN(r14, 0x2288, &(0x7f00000005c0))
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000400)={<r15=>0xffffffffffffffff})
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000540)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000500)={&(0x7f0000000440)={0x8c, r4, 0x200, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r8}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r12}, {0x8, 0x1, r13}, {0x8, 0x1, r15}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7ff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x8c}, 0x1, 0x0, 0x0, 0x11}, 0x4040) (async, rerun: 32)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)=ANY=[@ANYBLOB="8c000000", @ANYRES16=r1, @ANYBLOB="00010000000000000000010000001c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="0c00030001000000000000caa24d32484f8c8b8d000c00060001000000000000000c00040003000000000000000c00020001000000000000000c00080007000000080000000c00030006000000000000000c00060001000000000000"], 0x8c}, 0x1, 0x0, 0x0, 0x4080}, 0x0) (rerun: 32)

14:18:17 executing program 0:
semget$private(0x0, 0x2, 0x140) (async)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002c00078008000100", @ANYRES32, @ANYBLOB="080065ea940100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0b000a002d212f2f645e0000808c000000000000bc000000"], 0x58}, 0x1, 0x0, 0x0, 0xc041}, 0xc000)

14:18:17 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$nl_generic(0x10, 0x3, 0x10) (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r0) (async)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0) (async, rerun: 64)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 64)
accept4$rose(r5, 0x0, 0x0, 0x0) (async, rerun: 64)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000400)='/proc/sys/net/ipv4/vs/conntrack\x00', 0x2, 0x0) (rerun: 64)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000540)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000500)={&(0x7f0000000440)={0xa0, r2, 0x20, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1ff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xc385}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}]}, 0xa0}}, 0x4010) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x51}}, 0x0) (async)
r7 = accept(0xffffffffffffffff, &(0x7f0000000080)=@generic, &(0x7f0000000100)=0x80)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x50, 0x0, 0x824, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '#]&'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '('}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x20200000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x20004081}, 0x0)

14:18:17 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0)
r2 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r2, 0x40045644, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB="74e0b3b2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES64=r2, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB, @ANYRES32=r1, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYRESHEX=r2], 0x80}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0)
r9 = accept(0xffffffffffffffff, &(0x7f00000001c0)=@ieee802154={0x24, @long}, &(0x7f0000000240)=0x80)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000340)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f00000003c0)={0x74, r4, 0x200, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}]}, 0x74}, 0x1, 0x0, 0x0, 0x4005}, 0x4000080)

14:18:17 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x28, r1, 0x320, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x8051) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

[  818.270830] nbd: must specify a device to reconfigure
14:18:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002c00078008000100", @ANYRES32, @ANYBLOB="080065ea940100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0b000a002d212f2f645e0000808c000000000000bc000000"], 0x58}, 0x1, 0x0, 0x0, 0xc041}, 0xc000)

14:18:17 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="3800094896526e"], 0x38}}, 0x0) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000340), 0xffffffffffffffff) (async)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
r5 = socket(0x23, 0x4, 0x7fffffff) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={<r6=>0xffffffffffffffff}) (async)
r7 = socket(0x10, 0x1, 0x40) (async)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/ignore_tunneled\x00', 0x2, 0x0) (async)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000380)='/proc/sys/net/ipv4/vs/sync_persist_mode\x00', 0x2, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x80, r4, 0x500, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x2, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x0) (async)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000540)=ANY=[@ANYBLOB="2c050000ee2305e6c8535e657db9434fb09630876a202c", @ANYRES16=r1, @ANYBLOB="0305000000000000000001000007800c00020000000000000000324f50cd6dd0bafeb67ec2006151c1a4ac0400a4f8cc81ecfe11353e3bcf2382ef8326dc9fbc00"/74], 0x2c}, 0x1, 0x0, 0x0, 0x4}, 0x0)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r11, 0x0, 0x0, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
r12 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_DEST(r11, &(0x7f0000000500)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000480)={0x70, r12, 0x300, 0x70bd27, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_DEST={0x18, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_ADDR={0x14, 0x1, @ipv6=@mcast1}]}, @IPVS_CMD_ATTR_DAEMON={0x28, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_TTL={0x5, 0x8, 0x8}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e21}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'xfrm0\x00'}]}, @IPVS_CMD_ATTR_DEST={0x1c, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_FWD_METHOD={0x8, 0x3, 0x3}, @IPVS_DEST_ATTR_TUN_FLAGS={0x6, 0xf, 0x7}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x80000000}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000000}, 0x40040) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

14:18:17 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0)
r2 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r2, 0x40045644, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB="74e0b3b2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES64=r2, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB, @ANYRES32=r1, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYRESHEX=r2], 0x80}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0)
r9 = accept(0xffffffffffffffff, &(0x7f00000001c0)=@ieee802154={0x24, @long}, &(0x7f0000000240)=0x80)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000340)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f00000003c0)={0x74, r4, 0x200, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}]}, 0x74}, 0x1, 0x0, 0x0, 0x4005}, 0x4000080)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0) (async)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0) (async)
syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0) (async)
ioctl$VIDIOC_S_PRIORITY(r2, 0x40045644, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB="74e0b3b2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES64=r2, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB, @ANYRES32=r1, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYRESHEX=r2], 0x80}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r7, 0x0, 0x0, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0) (async)
accept(0xffffffffffffffff, &(0x7f00000001c0)=@ieee802154={0x24, @long}, &(0x7f0000000240)=0x80) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000340)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f00000003c0)={0x74, r4, 0x200, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}]}, 0x74}, 0x1, 0x0, 0x0, 0x4005}, 0x4000080) (async)

14:18:17 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/sys/net/ipv4/vs/expire_quiescent_template\x00', 0x2, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000400)='/proc/sys/net/ipv4/vs/conntrack\x00', 0x2, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000540)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000500)={&(0x7f0000000440)={0xa0, r2, 0x20, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1ff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xc385}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}]}, 0xa0}}, 0x4010) (async, rerun: 64)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x51}}, 0x0) (async, rerun: 64)
r7 = accept(0xffffffffffffffff, &(0x7f0000000080)=@generic, &(0x7f0000000100)=0x80)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x50, 0x0, 0x824, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '#]&'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '('}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x20200000000}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x20004081}, 0x0)

14:18:17 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/conn_reuse_mode\x00', 0x2, 0x0) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000580), r7) (async)
accept4$rose(r6, 0x0, 0x0, 0x0) (async, rerun: 32)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 32)
r9 = accept4$rose(r8, 0x0, 0x0, 0x0) (async, rerun: 32)
r10 = accept(r2, &(0x7f0000000280)=@l2, &(0x7f0000000100)=0x80) (rerun: 32)
ioctl$sock_rose_SIOCDELRT(r9, 0x890c, &(0x7f0000000600)={@remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, 0x2, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={'nr', 0x0}, 0x6, [@remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}]}) (async)
r11 = accept(r2, 0x0, &(0x7f0000000300)) (async, rerun: 32)
r12 = accept(r2, &(0x7f0000000340)=@un=@abs, &(0x7f00000003c0)=0x80) (async, rerun: 32)
r13 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x800) (async)
r14 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r14, 0x0, 0x0, 0x0) (async)
ioctl$SG_GET_KEEP_ORPHAN(r14, 0x2288, &(0x7f00000005c0))
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000400)={<r15=>0xffffffffffffffff})
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000540)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000500)={&(0x7f0000000440)={0x8c, r4, 0x200, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r8}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r12}, {0x8, 0x1, r13}, {0x8, 0x1, r15}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7ff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x8c}, 0x1, 0x0, 0x0, 0x11}, 0x4040)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)=ANY=[@ANYBLOB="8c000000", @ANYRES16=r1, @ANYBLOB="00010000000000000000010000001c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="0c00030001000000000000caa24d32484f8c8b8d000c00060001000000000000000c00040003000000000000000c00020001000000000000000c00080007000000080000000c00030006000000000000000c00060001000000000000"], 0x8c}, 0x1, 0x0, 0x0, 0x4080}, 0x0)

14:18:17 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x28, r1, 0x320, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x8051)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

[  818.371999] nbd: must specify a device to reconfigure
14:18:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r1, 0x1, 0x1}, 0x14}}, 0x4084)

14:18:17 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$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r4=>0xffffffffffffffff})
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
accept(0xffffffffffffffff, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, <r6=>0xffffffffffffffff, {0x2, 0x0, @broadcast}}}, &(0x7f0000000180)=0x80)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r8, 0x0, 0x0, 0x0)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r9, 0x0, 0x0, 0x0)
r10 = socket(0x26, 0x1, 0x2)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0)
r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r12, 0x0, 0x0, 0x0)
r13 = socket(0x2, 0x800, 0x3ff800)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000300)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x94, r3, 0x1, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r11}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r12}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r13}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x20004010}, 0xdc59a4066da4a325)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)

14:18:17 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0) (async)
r2 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r2, 0x40045644, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB="74e0b3b2", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES64=r2, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB, @ANYRES32=r1, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYRESHEX=r2], 0x80}}, 0x0) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0)
r9 = accept(0xffffffffffffffff, &(0x7f00000001c0)=@ieee802154={0x24, @long}, &(0x7f0000000240)=0x80)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000340)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f00000003c0)={0x74, r4, 0x200, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}]}, 0x74}, 0x1, 0x0, 0x0, 0x4005}, 0x4000080)

[  818.433573] nbd: must specify a device to reconfigure
14:18:17 executing program 1:
r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x2200)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x20}}, 0x4000040)
ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r0, 0xc0145401, &(0x7f0000000080)={0x2, 0x3, 0x8, 0x1, 0x1})

14:18:17 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = socket(0x9, 0x3, 0x33)
r7 = socket(0x10, 0x6, 0x9)
r8 = socket(0x25, 0x80000, 0x1)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r9, 0x0, 0x0, 0x0)
r10 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r10, 0x0, 0x0, 0x0)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r11, 0x0, 0x0, 0x0)
r12 = accept(0xffffffffffffffff, &(0x7f0000000080)=@rc={0x1f, @none}, &(0x7f0000000100)=0x80)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f0000000280)={0xb0, r4, 0x2, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '*%]-h'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}, {0x8}, {0x8, 0x1, r10}, {0x8, 0x1, r11}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r12}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x124}]}, 0xb0}, 0x1, 0x0, 0x0, 0x4801}, 0x50)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

[  818.496258] nbd: must specify a device to reconfigure
14:18:17 executing program 2:
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_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r4=>0xffffffffffffffff}) (async)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
accept(0xffffffffffffffff, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, <r6=>0xffffffffffffffff, {0x2, 0x0, @broadcast}}}, &(0x7f0000000180)=0x80)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0) (async, rerun: 64)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 64)
accept4$rose(r8, 0x0, 0x0, 0x0)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r9, 0x0, 0x0, 0x0) (async)
r10 = socket(0x26, 0x1, 0x2) (async)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) (async, rerun: 32)
r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 32)
accept4$rose(r12, 0x0, 0x0, 0x0) (async)
r13 = socket(0x2, 0x800, 0x3ff800)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000300)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x94, r3, 0x1, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r11}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r12}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r13}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x20004010}, 0xdc59a4066da4a325)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)

14:18:17 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\b\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:17 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
r6 = socket(0x9, 0x3, 0x33) (async)
r7 = socket(0x10, 0x6, 0x9) (async)
r8 = socket(0x25, 0x80000, 0x1) (async)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r9, 0x0, 0x0, 0x0)
r10 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r10, 0x0, 0x0, 0x0) (async)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r11, 0x0, 0x0, 0x0) (async)
r12 = accept(0xffffffffffffffff, &(0x7f0000000080)=@rc={0x1f, @none}, &(0x7f0000000100)=0x80)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f0000000280)={0xb0, r4, 0x2, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '*%]-h'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}, {0x8}, {0x8, 0x1, r10}, {0x8, 0x1, r11}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r12}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x124}]}, 0xb0}, 0x1, 0x0, 0x0, 0x4801}, 0x50) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

[  818.520898] nbd: must specify a device to reconfigure
14:18:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r1, 0x1, 0x1}, 0x14}}, 0x4084)

14:18:17 executing program 3:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

14:18:17 executing program 1:
r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x2200)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x20}}, 0x4000040) (async)
ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r0, 0xc0145401, &(0x7f0000000080)={0x2, 0x3, 0x8, 0x1, 0x1})

14:18:17 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\b\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r1, 0x1, 0x1}, 0x14}}, 0x4084)

[  818.594082] nbd: must specify a device to reconfigure
14:18:17 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\b\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:17 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = socket(0x9, 0x3, 0x33) (async)
r7 = socket(0x10, 0x6, 0x9) (async)
r8 = socket(0x25, 0x80000, 0x1) (async)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r9, 0x0, 0x0, 0x0) (async)
r10 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r10, 0x0, 0x0, 0x0)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r11, 0x0, 0x0, 0x0) (async)
r12 = accept(0xffffffffffffffff, &(0x7f0000000080)=@rc={0x1f, @none}, &(0x7f0000000100)=0x80)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f0000000280)={0xb0, r4, 0x2, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '*%]-h'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}, {0x8}, {0x8, 0x1, r10}, {0x8, 0x1, r11}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r12}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x124}]}, 0xb0}, 0x1, 0x0, 0x0, 0x4801}, 0x50) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:17 executing program 1:
r0 = openat$sndtimer(0xffffffffffffff9c, &(0x7f0000000000), 0x2200) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x20}}, 0x4000040) (async)
ioctl$SNDRV_TIMER_IOCTL_NEXT_DEVICE(r0, 0xc0145401, &(0x7f0000000080)={0x2, 0x3, 0x8, 0x1, 0x1})

[  818.635031] nbd: must specify a device to reconfigure
14:18:17 executing program 3:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

14:18:17 executing program 2:
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$nl_generic(0x10, 0x3, 0x10) (async)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r4=>0xffffffffffffffff})
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
accept(0xffffffffffffffff, &(0x7f0000000100)=@pppol2tp={0x18, 0x1, {0x0, <r6=>0xffffffffffffffff, {0x2, 0x0, @broadcast}}}, &(0x7f0000000180)=0x80) (async)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r8, 0x0, 0x0, 0x0) (async)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r9, 0x0, 0x0, 0x0) (async)
r10 = socket(0x26, 0x1, 0x2) (async)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0) (async)
r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r12, 0x0, 0x0, 0x0) (async)
r13 = socket(0x2, 0x800, 0x3ff800)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000300)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x94, r3, 0x1, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r11}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r12}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r13}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x20004010}, 0xdc59a4066da4a325) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)

14:18:17 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}}, 0x0)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x6c, 0x0, 0x400, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5f2a}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xdaf}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}, 0x1, 0x0, 0x0, 0x44080}, 0x4)
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$IPVS_CMD_FLUSH(r3, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x18, r2, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@IPVS_CMD_ATTR_SERVICE={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x8000}, 0x4050)
r4 = socket$bt_bnep(0x1f, 0x3, 0x4)
accept(r4, &(0x7f00000003c0)=@l2tp={0x2, 0x0, @multicast2}, &(0x7f0000000440)=0x80)
sendmsg$IPVS_CMD_NEW_SERVICE(r1, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r2, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0)
sendmsg$IPVS_CMD_SET_DEST(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f0000000640)={0x84, r2, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@IPVS_CMD_ATTR_DAEMON={0xc, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x10001}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x4}, @IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x9}, @IPVS_CMD_ATTR_DAEMON={0x40, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_STATE={0x8}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x2}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast2}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x1}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}]}]}, 0x84}, 0x1, 0x0, 0x0, 0x40000010}, 0x4000001)

14:18:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x2c, r1, 0x108, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000001}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000000)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)

14:18:17 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x30, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x30}, 0x1, 0x0, 0x0, 0x1}, 0x0)

14:18:17 executing program 1:
r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/nat_icmp_send\x00', 0x2, 0x0)
ioctl$SG_GET_SCSI_ID(r0, 0x2276, &(0x7f0000000080))
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = socket(0x3, 0x80000, 0xd5d)
accept4$rose(r2, &(0x7f00000000c0)=@full={0xb, @remote, @null, 0x0, [@rose, @default, @bcast, @rose, @netrom]}, &(0x7f0000000180)=0x40, 0x80000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000240)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069722174696f6e00005c89c8b2560b57369a65b46ad3fed504d07e7000eee466f22629d5a83549c4ae9d40c23aced8813155faa47a61cd86f32bc36022703b7e5eed7e6642101488294b26e0657fa0d1fada423c8841e12687d2223a719a7cec78af783a414e4854fb435ffc7fac9a6adfcebcef67a51c55405d249ea13e04749314451f997be5c21e5d848c0a568768d708afffd2b3a69850274ddae18fd249eaf205363bd4d8a43cbe0e"], 0x40}}, 0x0)

[  818.699269] nbd: must specify a device to reconfigure
[  818.718075] nbd: must specify a device to reconfigure
14:18:17 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="03050000000000000000010000000800010000000000040007800c00020000000000000000000202b1d4032caa7360188076e934a6837dac07217039c558d2c4d4d4bde1c5862463b4b4dd8569b8c7971f7ebd203b51d820fc03962fbacbb2eb97822099b0b421b77ab828a6"], 0x2c}}, 0x0)
openat$proc_mixer(0xffffffffffffff9c, &(0x7f0000000000)='/proc/asound/card3/oss_mixer\x00', 0x90040, 0x0)

14:18:17 executing program 3:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

14:18:17 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}}, 0x0) (async)
r1 = socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x6c, 0x0, 0x400, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5f2a}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xdaf}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}, 0x1, 0x0, 0x0, 0x44080}, 0x4) (async)
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$IPVS_CMD_FLUSH(r3, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x18, r2, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@IPVS_CMD_ATTR_SERVICE={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x8000}, 0x4050) (async)
r4 = socket$bt_bnep(0x1f, 0x3, 0x4)
accept(r4, &(0x7f00000003c0)=@l2tp={0x2, 0x0, @multicast2}, &(0x7f0000000440)=0x80)
sendmsg$IPVS_CMD_NEW_SERVICE(r1, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r2, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0) (async)
sendmsg$IPVS_CMD_SET_DEST(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f0000000640)={0x84, r2, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@IPVS_CMD_ATTR_DAEMON={0xc, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x10001}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x4}, @IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x9}, @IPVS_CMD_ATTR_DAEMON={0x40, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_STATE={0x8}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x2}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast2}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x1}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}]}]}, 0x84}, 0x1, 0x0, 0x0, 0x40000010}, 0x4000001)

14:18:17 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x30, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x30}, 0x1, 0x0, 0x0, 0x1}, 0x0)

14:18:17 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="03050000000000000000010000000800010000000000040007800c00020000000000000000000202b1d4032caa7360188076e934a6837dac07217039c558d2c4d4d4bde1c5862463b4b4dd8569b8c7971f7ebd203b51d820fc03962fbacbb2eb97822099b0b421b77ab828a6"], 0x2c}}, 0x0) (async)
openat$proc_mixer(0xffffffffffffff9c, &(0x7f0000000000)='/proc/asound/card3/oss_mixer\x00', 0x90040, 0x0)

14:18:17 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x2c, r1, 0x108, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000001}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000000)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x2c, r1, 0x108, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000001}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000000) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0) (async)

14:18:17 executing program 1:
r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/nat_icmp_send\x00', 0x2, 0x0)
ioctl$SG_GET_SCSI_ID(r0, 0x2276, &(0x7f0000000080))
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r2 = socket(0x3, 0x80000, 0xd5d)
accept4$rose(r2, &(0x7f00000000c0)=@full={0xb, @remote, @null, 0x0, [@rose, @default, @bcast, @rose, @netrom]}, &(0x7f0000000180)=0x40, 0x80000) (async)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000240)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069722174696f6e00005c89c8b2560b57369a65b46ad3fed504d07e7000eee466f22629d5a83549c4ae9d40c23aced8813155faa47a61cd86f32bc36022703b7e5eed7e6642101488294b26e0657fa0d1fada423c8841e12687d2223a719a7cec78af783a414e4854fb435ffc7fac9a6adfcebcef67a51c55405d249ea13e04749314451f997be5c21e5d848c0a568768d708afffd2b3a69850274ddae18fd249eaf205363bd4d8a43cbe0e"], 0x40}}, 0x0)

[  818.781816] nbd: must specify at least one socket
[  818.799672] nbd: must specify a device to reconfigure
[  818.806777] nbd: must specify a device to reconfigure
14:18:18 executing program 3:
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0xc0050200}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0800010081b0066c4fca45c015074d50bf961b68cd58b22d4d53f3d1b1582ee5dc319ed79cdb7fb82dce264cc78611262cebf03bffe1ffffffffffffff7271c4862e7f5ecd07da7004a8d57eec32fe2b4f17ea", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0058fdffff699c67590000"], 0x80}}, 0x0)
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r0, 0x8, 0x70bd29, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x20000014}, 0x10040)

14:18:18 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}}, 0x0) (async)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000580)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x6c, 0x0, 0x400, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5f2a}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xdaf}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x6c}, 0x1, 0x0, 0x0, 0x44080}, 0x4) (async)
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff) (async)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$IPVS_CMD_FLUSH(r3, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x18, r2, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@IPVS_CMD_ATTR_SERVICE={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x8000}, 0x4050)
r4 = socket$bt_bnep(0x1f, 0x3, 0x4)
accept(r4, &(0x7f00000003c0)=@l2tp={0x2, 0x0, @multicast2}, &(0x7f0000000440)=0x80) (async)
sendmsg$IPVS_CMD_NEW_SERVICE(r1, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r2, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0) (async)
sendmsg$IPVS_CMD_SET_DEST(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f0000000640)={0x84, r2, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@IPVS_CMD_ATTR_DAEMON={0xc, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x10001}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x4}, @IPVS_CMD_ATTR_DAEMON={0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x4}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x9}, @IPVS_CMD_ATTR_DAEMON={0x40, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_STATE={0x8}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x2}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast2}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x1}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}]}]}, 0x84}, 0x1, 0x0, 0x0, 0x40000010}, 0x4000001)

[  818.849603] nbd: must specify at least one socket
14:18:18 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x30, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x30}, 0x1, 0x0, 0x0, 0x1}, 0x0)

14:18:18 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="03050000000000000000010000000800010000000000040007800c00020000000000000000000202b1d4032caa7360188076e934a6837dac07217039c558d2c4d4d4bde1c5862463b4b4dd8569b8c7971f7ebd203b51d820fc03962fbacbb2eb97822099b0b421b77ab828a6"], 0x2c}}, 0x0)
openat$proc_mixer(0xffffffffffffff9c, &(0x7f0000000000)='/proc/asound/card3/oss_mixer\x00', 0x90040, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="03050000000000000000010000000800010000000000040007800c00020000000000000000000202b1d4032caa7360188076e934a6837dac07217039c558d2c4d4d4bde1c5862463b4b4dd8569b8c7971f7ebd203b51d820fc03962fbacbb2eb97822099b0b421b77ab828a6"], 0x2c}}, 0x0) (async)
openat$proc_mixer(0xffffffffffffff9c, &(0x7f0000000000)='/proc/asound/card3/oss_mixer\x00', 0x90040, 0x0) (async)

14:18:18 executing program 1:
r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/nat_icmp_send\x00', 0x2, 0x0)
ioctl$SG_GET_SCSI_ID(r0, 0x2276, &(0x7f0000000080)) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r2 = socket(0x3, 0x80000, 0xd5d)
accept4$rose(r2, &(0x7f00000000c0)=@full={0xb, @remote, @null, 0x0, [@rose, @default, @bcast, @rose, @netrom]}, &(0x7f0000000180)=0x40, 0x80000) (async)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000240)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069722174696f6e00005c89c8b2560b57369a65b46ad3fed504d07e7000eee466f22629d5a83549c4ae9d40c23aced8813155faa47a61cd86f32bc36022703b7e5eed7e6642101488294b26e0657fa0d1fada423c8841e12687d2223a719a7cec78af783a414e4854fb435ffc7fac9a6adfcebcef67a51c55405d249ea13e04749314451f997be5c21e5d848c0a568768d708afffd2b3a69850274ddae18fd249eaf205363bd4d8a43cbe0e"], 0x40}}, 0x0)

14:18:18 executing program 3:
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0xc0050200}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0800010081b0066c4fca45c015074d50bf961b68cd58b22d4d53f3d1b1582ee5dc319ed79cdb7fb82dce264cc78611262cebf03bffe1ffffffffffffff7271c4862e7f5ecd07da7004a8d57eec32fe2b4f17ea", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0058fdffff699c67590000"], 0x80}}, 0x0)
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r0, 0x8, 0x70bd29, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x20000014}, 0x10040)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0xc0050200}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0800010081b0066c4fca45c015074d50bf961b68cd58b22d4d53f3d1b1582ee5dc319ed79cdb7fb82dce264cc78611262cebf03bffe1ffffffffffffff7271c4862e7f5ecd07da7004a8d57eec32fe2b4f17ea", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0058fdffff699c67590000"], 0x80}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) (async)
sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r0, 0x8, 0x70bd29, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x20000014}, 0x10040) (async)

[  818.892247] nbd: must specify a device to reconfigure
[  818.911518] nbd: must specify a device to reconfigure
[  818.929368] nbd: must specify at least one socket
14:18:18 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
ioctl$UI_BEGIN_FF_ERASE(0xffffffffffffffff, 0xc00c55ca, &(0x7f0000000080)={0xc, 0x1ff, 0x8000})
r2 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r2, 0x40045644, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYRES64=r1, @ANYRESOCT, @ANYRESDEC=r0, @ANYRES64=r1, @ANYRESDEC=r2, @ANYRES8=r0], 0x2c}, 0x1, 0x0, 0x0, 0x894}, 0x6004094)

14:18:18 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, 0x0, 0x300, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}]}, 0x2c}, 0x1, 0x0, 0x0, 0x2000000}, 0x40000)

14:18:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x2c, r1, 0x108, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000001}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000000) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)

[  818.939935] nbd: must specify a device to reconfigure
14:18:18 executing program 3:
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0xc0050200}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0800010081b0066c4fca45c015074d50bf961b68cd58b22d4d53f3d1b1582ee5dc319ed79cdb7fb82dce264cc78611262cebf03bffe1ffffffffffffff7271c4862e7f5ecd07da7004a8d57eec32fe2b4f17ea", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0058fdffff699c67590000"], 0x80}}, 0x0) (async)
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r0, 0x8, 0x70bd29, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x20000014}, 0x10040)

14:18:18 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)

14:18:18 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
ioctl$UI_BEGIN_FF_ERASE(0xffffffffffffffff, 0xc00c55ca, &(0x7f0000000080)={0xc, 0x1ff, 0x8000}) (async)
r2 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r2, 0x40045644, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYRES64=r1, @ANYRESOCT, @ANYRESDEC=r0, @ANYRES64=r1, @ANYRESDEC=r2, @ANYRES8=r0], 0x2c}, 0x1, 0x0, 0x0, 0x894}, 0x6004094)

14:18:18 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000))
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r7)
sendmsg$NBD_CMD_STATUS(r7, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r8, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r9, 0x0, 0x0, 0x0)
r10 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r10, 0x0, 0x0, 0x0)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r11, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x14, r8, 0x400, 0x70bd29, 0xffffffff}, 0x14}}, 0x4)

14:18:18 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, 0x0, 0x300, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}]}, 0x2c}, 0x1, 0x0, 0x0, 0x2000000}, 0x40000)

14:18:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="80c09e9f", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
r2 = socket(0x0, 0x3, 0x9)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x60, 0x0, 0x300, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffc01}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5f66}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000040}, 0x84014)

[  819.051548] nbd: must specify a device to reconfigure
14:18:18 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)

14:18:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000003c0)=ANY=[@ANYBLOB="8819ac79a333402719bf84380000a6160000"], 0x38}}, 0x0)
r4 = socket(0x29, 0x800, 0x80)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r5=>0xffffffffffffffff})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={<r6=>0xffffffffffffffff})
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000400)=ANY=[@ANYBLOB="88000000", @ANYRES16=r2, @ANYBLOB="04002bbd7000ffdbdf2503000000080001000000000008000a006e6264003c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0000000073050eb805c438f3f9228940fcbf3c23f5c884308d357e6eccb64a641d61f871523ebefe82a2d70e0fa1cf95da2026b2f091a04b3997a4d3da32985309e810efcb8d18e5870b226ed738bd594f500e3310fdd6ee5562aa69a3912b829b529a4e1e5f", @ANYRES32=r7, @ANYBLOB="04000a000c00020009000000000000000c00040008000000000000000c0004000300000000000000"], 0x88}, 0x1, 0x0, 0x0, 0x800}, 0x4000005)
r8 = socket$rds(0x15, 0x5, 0x0)
setsockopt$RDS_CONG_MONITOR(r8, 0x114, 0x6, &(0x7f0000005f80)=0x1, 0x4)
getsockopt$sock_linger(r8, 0x1, 0xd, &(0x7f0000000340), &(0x7f0000000380)=0x8)
r9 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r9, 0x40045644, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYRES32=r9, @ANYRES32=r1, @ANYBLOB="010000dfffff1f0bf97568e5301b"], 0x24}}, 0x0)

14:18:18 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
ioctl$UI_BEGIN_FF_ERASE(0xffffffffffffffff, 0xc00c55ca, &(0x7f0000000080)={0xc, 0x1ff, 0x8000})
r2 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r2, 0x40045644, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYRES64=r1, @ANYRESOCT, @ANYRESDEC=r0, @ANYRES64=r1, @ANYRESDEC=r2, @ANYRES8=r0], 0x2c}, 0x1, 0x0, 0x0, 0x894}, 0x6004094)

14:18:18 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, 0x0, 0x300, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100}]}, 0x2c}, 0x1, 0x0, 0x0, 0x2000000}, 0x40000)

14:18:18 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0) (async)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0) (async)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0) (async)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0) (async)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r7)
sendmsg$NBD_CMD_STATUS(r7, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r8, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r9, 0x0, 0x0, 0x0) (async)
r10 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r10, 0x0, 0x0, 0x0) (async)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r11, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x14, r8, 0x400, 0x70bd29, 0xffffffff}, 0x14}}, 0x4)

14:18:18 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (async)

14:18:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="80c09e9f", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0) (async)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
r2 = socket(0x0, 0x3, 0x9)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x60, 0x0, 0x300, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffc01}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5f66}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000040}, 0x84014)

14:18:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000003c0)=ANY=[@ANYBLOB="8819ac79a333402719bf84380000a6160000"], 0x38}}, 0x0) (async, rerun: 64)
r4 = socket(0x29, 0x800, 0x80) (async, rerun: 64)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r5=>0xffffffffffffffff}) (async, rerun: 32)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={<r6=>0xffffffffffffffff}) (rerun: 32)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000400)=ANY=[@ANYBLOB="88000000", @ANYRES16=r2, @ANYBLOB="04002bbd7000ffdbdf2503000000080001000000000008000a006e6264003c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0000000073050eb805c438f3f9228940fcbf3c23f5c884308d357e6eccb64a641d61f871523ebefe82a2d70e0fa1cf95da2026b2f091a04b3997a4d3da32985309e810efcb8d18e5870b226ed738bd594f500e3310fdd6ee5562aa69a3912b829b529a4e1e5f", @ANYRES32=r7, @ANYBLOB="04000a000c00020009000000000000000c00040008000000000000000c0004000300000000000000"], 0x88}, 0x1, 0x0, 0x0, 0x800}, 0x4000005) (async, rerun: 64)
r8 = socket$rds(0x15, 0x5, 0x0) (rerun: 64)
setsockopt$RDS_CONG_MONITOR(r8, 0x114, 0x6, &(0x7f0000005f80)=0x1, 0x4) (async)
getsockopt$sock_linger(r8, 0x1, 0xd, &(0x7f0000000340), &(0x7f0000000380)=0x8) (async)
r9 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r9, 0x40045644, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYRES32=r9, @ANYRES32=r1, @ANYBLOB="010000dfffff1f0bf97568e5301b"], 0x24}}, 0x0)

14:18:18 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000280)={0xfffffffffffffffc}, 0x1, 0x0, 0x0, 0x4000801}, 0x9000)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="020029bd7000ffdbdf25020000000c0008000600000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x8085}, 0x800)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="000000010004000800010000000000040007800c0002000000008000000000"], 0x2c}}, 0x0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
connect$x25(r3, &(0x7f0000000180), 0x12)

14:18:18 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="70daaa9c", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:18 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000))
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0) (async)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0) (async)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r7)
sendmsg$NBD_CMD_STATUS(r7, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r8, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r9, 0x0, 0x0, 0x0)
r10 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r10, 0x0, 0x0, 0x0) (async)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r11, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x14, r8, 0x400, 0x70bd29, 0xffffffff}, 0x14}}, 0x4)

14:18:18 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000280)={0xfffffffffffffffc}, 0x1, 0x0, 0x0, 0x4000801}, 0x9000)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="020029bd7000ffdbdf25020000000c0008000600000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x8085}, 0x800)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="000000010004000800010000000000040007800c0002000000008000000000"], 0x2c}}, 0x0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
connect$x25(r3, &(0x7f0000000180), 0x12)

14:18:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="80c09e9f", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
r2 = socket(0x0, 0x3, 0x9)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x60, 0x0, 0x300, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffc01}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5f66}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000040}, 0x84014)

14:18:18 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x68, r3, 0x10, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x68}, 0x1, 0x0, 0x0, 0x1}, 0x20040004)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

14:18:18 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="70daaa9c", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:18 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000280)={0xfffffffffffffffc}, 0x1, 0x0, 0x0, 0x4000801}, 0x9000)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="020029bd7000ffdbdf25020000000c0008000600000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x8085}, 0x800) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="000000010004000800010000000000040007800c0002000000008000000000"], 0x2c}}, 0x0) (async, rerun: 32)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 32)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
connect$x25(r3, &(0x7f0000000180), 0x12)

14:18:18 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r5=>0xffffffffffffffff})
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x88, r4, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffff3a0d}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x88}, 0x1, 0x0, 0x0, 0x240040d0}, 0xc000)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f0000000400)={&(0x7f0000000340), 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, r4, 0x4, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000001}]}, 0x20}, 0x1, 0x0, 0x0, 0x240048a0}, 0x4000)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0)
connect$rose(r1, &(0x7f0000000080)=@short={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @bcast, 0x1, @bcast}, 0x1c)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:18 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x68, r3, 0x10, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x68}, 0x1, 0x0, 0x0, 0x1}, 0x20040004)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x68, r3, 0x10, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x68}, 0x1, 0x0, 0x0, 0x1}, 0x20040004) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)

14:18:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000003c0)=ANY=[@ANYBLOB="8819ac79a333402719bf84380000a6160000"], 0x38}}, 0x0)
r4 = socket(0x29, 0x800, 0x80)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r5=>0xffffffffffffffff})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={<r6=>0xffffffffffffffff})
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000400)=ANY=[@ANYBLOB="88000000", @ANYRES16=r2, @ANYBLOB="04002bbd7000ffdbdf2503000000080001000000000008000a006e6264003c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0000000073050eb805c438f3f9228940fcbf3c23f5c884308d357e6eccb64a641d61f871523ebefe82a2d70e0fa1cf95da2026b2f091a04b3997a4d3da32985309e810efcb8d18e5870b226ed738bd594f500e3310fdd6ee5562aa69a3912b829b529a4e1e5f", @ANYRES32=r7, @ANYBLOB="04000a000c00020009000000000000000c00040008000000000000000c0004000300000000000000"], 0x88}, 0x1, 0x0, 0x0, 0x800}, 0x4000005)
r8 = socket$rds(0x15, 0x5, 0x0)
setsockopt$RDS_CONG_MONITOR(r8, 0x114, 0x6, &(0x7f0000005f80)=0x1, 0x4)
getsockopt$sock_linger(r8, 0x1, 0xd, &(0x7f0000000340), &(0x7f0000000380)=0x8)
r9 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r9, 0x40045644, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYRES32=r9, @ANYRES32=r1, @ANYBLOB="010000dfffff1f0bf97568e5301b"], 0x24}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000003c0)=ANY=[@ANYBLOB="8819ac79a333402719bf84380000a6160000"], 0x38}}, 0x0) (async)
socket(0x29, 0x800, 0x80) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r7, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000400)=ANY=[@ANYBLOB="88000000", @ANYRES16=r2, @ANYBLOB="04002bbd7000ffdbdf2503000000080001000000000008000a006e6264003c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0000000073050eb805c438f3f9228940fcbf3c23f5c884308d357e6eccb64a641d61f871523ebefe82a2d70e0fa1cf95da2026b2f091a04b3997a4d3da32985309e810efcb8d18e5870b226ed738bd594f500e3310fdd6ee5562aa69a3912b829b529a4e1e5f", @ANYRES32=r7, @ANYBLOB="04000a000c00020009000000000000000c00040008000000000000000c0004000300000000000000"], 0x88}, 0x1, 0x0, 0x0, 0x800}, 0x4000005) (async)
socket$rds(0x15, 0x5, 0x0) (async)
setsockopt$RDS_CONG_MONITOR(r8, 0x114, 0x6, &(0x7f0000005f80)=0x1, 0x4) (async)
getsockopt$sock_linger(r8, 0x1, 0xd, &(0x7f0000000340), &(0x7f0000000380)=0x8) (async)
syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0) (async)
ioctl$VIDIOC_S_PRIORITY(r9, 0x40045644, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYRES32=r9, @ANYRES32=r1, @ANYBLOB="010000dfffff1f0bf97568e5301b"], 0x24}}, 0x0) (async)

14:18:18 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="70daaa9c", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="70daaa9c", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0) (async)

14:18:18 executing program 4:
r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/sync_sock_size\x00', 0x2, 0x0)
ioctl$SG_SCSI_RESET(r0, 0x2284, 0x0)
r1 = accept(0xffffffffffffffff, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast1}}}, &(0x7f00000003c0)=0x80)
setsockopt$RDS_CANCEL_SENT_TO(r1, 0x114, 0x1, &(0x7f0000000400)={0x2, 0x4e23, @remote}, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000440)=ANY=[@ANYBLOB="e4110358a176cddc4dedfb65215e60def929c847cf685b9f6a495a35a54bccacde97b9fc0e3206cd85adee6c86326c92d39c4f7ec402adf68508b5fd44a450199d12dbfdd2c22f5df267a8f61a9425ce3da642eafba9457cd5e73192e8da089aed8d813bc6eaf0bd3f11ff77804c92f9ba3d57fb7096a11c39205f7fe5ed1c7ec47bd14ef3beaa1e7e674654e60c04038f511a2b5e200ed2511f", @ANYRES16=r3, @ANYBLOB="030500000000ff070000010000000800010000000000040007800c000200000000800000000076f341684f2b4c82ab40ecd8ae03ab5a23a6bdeb5c6f3f86e45e5e0f11bc777b9213b11fdb74bcb583166aaf12c8d8193adee6e3adbfbcd3e73749159dce446a93e01b2fed4addf1f4998d2afdb637e6d01e7772c93a87f8f890db1fec54b0c5d6f1fffb19eea7699e7962300646a7b9826f791c05ff2e52d070a8b68a2560e8e557949750b19ab46c7b35a0f6f671a6eb3992b612"], 0x2c}}, 0x0)
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$nbd(&(0x7f0000000000), r5)
sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r6, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000180)={&(0x7f0000000280)={0x88, r6, 0x8, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x88}, 0x1, 0x0, 0x0, 0x20000001}, 0x4000000)

[  819.394961] nbd: must specify a device to reconfigure
14:18:18 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x68, r3, 0x10, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x68}, 0x1, 0x0, 0x0, 0x1}, 0x20040004) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

14:18:18 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r5=>0xffffffffffffffff})
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x88, r4, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffff3a0d}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x88}, 0x1, 0x0, 0x0, 0x240040d0}, 0xc000)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f0000000400)={&(0x7f0000000340), 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, r4, 0x4, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000001}]}, 0x20}, 0x1, 0x0, 0x0, 0x240048a0}, 0x4000)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x88, r4, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffff3a0d}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x88}, 0x1, 0x0, 0x0, 0x240040d0}, 0xc000) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f0000000400)={&(0x7f0000000340), 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, r4, 0x4, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000001}]}, 0x20}, 0x1, 0x0, 0x0, 0x240048a0}, 0x4000) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0) (async)

14:18:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0)
connect$rose(r1, &(0x7f0000000080)=@short={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @bcast, 0x1, @bcast}, 0x1c) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:18 executing program 4:
r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/sync_sock_size\x00', 0x2, 0x0)
ioctl$SG_SCSI_RESET(r0, 0x2284, 0x0) (async)
r1 = accept(0xffffffffffffffff, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast1}}}, &(0x7f00000003c0)=0x80)
setsockopt$RDS_CANCEL_SENT_TO(r1, 0x114, 0x1, &(0x7f0000000400)={0x2, 0x4e23, @remote}, 0x10) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000440)=ANY=[@ANYBLOB="e4110358a176cddc4dedfb65215e60def929c847cf685b9f6a495a35a54bccacde97b9fc0e3206cd85adee6c86326c92d39c4f7ec402adf68508b5fd44a450199d12dbfdd2c22f5df267a8f61a9425ce3da642eafba9457cd5e73192e8da089aed8d813bc6eaf0bd3f11ff77804c92f9ba3d57fb7096a11c39205f7fe5ed1c7ec47bd14ef3beaa1e7e674654e60c04038f511a2b5e200ed2511f", @ANYRES16=r3, @ANYBLOB="030500000000ff070000010000000800010000000000040007800c000200000000800000000076f341684f2b4c82ab40ecd8ae03ab5a23a6bdeb5c6f3f86e45e5e0f11bc777b9213b11fdb74bcb583166aaf12c8d8193adee6e3adbfbcd3e73749159dce446a93e01b2fed4addf1f4998d2afdb637e6d01e7772c93a87f8f890db1fec54b0c5d6f1fffb19eea7699e7962300646a7b9826f791c05ff2e52d070a8b68a2560e8e557949750b19ab46c7b35a0f6f671a6eb3992b612"], 0x2c}}, 0x0) (async, rerun: 64)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r5)
sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r6, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async, rerun: 32)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000180)={&(0x7f0000000280)={0x88, r6, 0x8, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x88}, 0x1, 0x0, 0x0, 0x20000001}, 0x4000000) (rerun: 32)

14:18:18 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x840}, 0x0)

14:18:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="00001400", @ANYRES16=r1, @ANYBLOB="000400000000000000000300000008000100000000000c0002005800000000000000"], 0x28}, 0x1, 0x0, 0x0, 0x4000004}, 0x80)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="a05c0c1180287e45984eb8db08e14d90b85247352ff925f325eef109ee791a5534613197be2a99889b2b1d30db7eec0aac17d2c6ab275b4e167f64183b28bcd5c83494507d38d31e3a75fbf4b43758e89a"], 0x38}}, 0x4008040)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x48808)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r4, 0x4, 0x70bd28, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x4000000)

14:18:18 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
r3 = accept(0xffffffffffffffff, &(0x7f0000000280)=@alg, &(0x7f0000000300)=0x80)
sendmsg$IPVS_CMD_GET_DEST(r3, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x74, 0x0, 0x200, 0x70bd2b, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_DAEMON={0x60, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e22}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e22}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0xfff7}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x6}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'veth1_to_bond\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x3}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @loopback}]}]}, 0x74}, 0x1, 0x0, 0x0, 0x1}, 0x4000000)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x54, r2, 0x128, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xd3a}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x54}, 0x1, 0x0, 0x0, 0x10}, 0x8000)

14:18:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0)
connect$rose(r1, &(0x7f0000000080)=@short={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @bcast, 0x1, @bcast}, 0x1c)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0) (async)
connect$rose(r1, &(0x7f0000000080)=@short={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @bcast, 0x1, @bcast}, 0x1c) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)

[  819.516842] nbd: must specify a device to reconfigure
14:18:18 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r5=>0xffffffffffffffff})
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x88, r4, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffff3a0d}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x88}, 0x1, 0x0, 0x0, 0x240040d0}, 0xc000)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f0000000400)={&(0x7f0000000340), 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, r4, 0x4, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000001}]}, 0x20}, 0x1, 0x0, 0x0, 0x240048a0}, 0x4000)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x88, r4, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffff3a0d}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x88}, 0x1, 0x0, 0x0, 0x240040d0}, 0xc000) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f0000000400)={&(0x7f0000000340), 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, r4, 0x4, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000001}]}, 0x20}, 0x1, 0x0, 0x0, 0x240048a0}, 0x4000) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0) (async)

14:18:18 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x840}, 0x0)

14:18:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="00001400", @ANYRES16=r1, @ANYBLOB="000400000000000000000300000008000100000000000c0002005800000000000000"], 0x28}, 0x1, 0x0, 0x0, 0x4000004}, 0x80) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="a05c0c1180287e45984eb8db08e14d90b85247352ff925f325eef109ee791a5534613197be2a99889b2b1d30db7eec0aac17d2c6ab275b4e167f64183b28bcd5c83494507d38d31e3a75fbf4b43758e89a"], 0x38}}, 0x4008040) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x48808) (async)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r4, 0x4, 0x70bd28, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x4000000)

14:18:18 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
r3 = accept(0xffffffffffffffff, &(0x7f0000000280)=@alg, &(0x7f0000000300)=0x80)
sendmsg$IPVS_CMD_GET_DEST(r3, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x74, 0x0, 0x200, 0x70bd2b, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_DAEMON={0x60, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e22}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e22}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0xfff7}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x6}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'veth1_to_bond\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x3}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @loopback}]}]}, 0x74}, 0x1, 0x0, 0x0, 0x1}, 0x4000000) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x54, r2, 0x128, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xd3a}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x54}, 0x1, 0x0, 0x0, 0x10}, 0x8000)

14:18:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r2, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r2, 0x1, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffb}]}, 0x38}, 0x1, 0x0, 0x0, 0x20001005}, 0x4000)

14:18:18 executing program 4:
r0 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/sync_sock_size\x00', 0x2, 0x0)
ioctl$SG_SCSI_RESET(r0, 0x2284, 0x0) (async)
r1 = accept(0xffffffffffffffff, &(0x7f0000000340)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast1}}}, &(0x7f00000003c0)=0x80)
setsockopt$RDS_CANCEL_SENT_TO(r1, 0x114, 0x1, &(0x7f0000000400)={0x2, 0x4e23, @remote}, 0x10) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000440)=ANY=[@ANYBLOB="e4110358a176cddc4dedfb65215e60def929c847cf685b9f6a495a35a54bccacde97b9fc0e3206cd85adee6c86326c92d39c4f7ec402adf68508b5fd44a450199d12dbfdd2c22f5df267a8f61a9425ce3da642eafba9457cd5e73192e8da089aed8d813bc6eaf0bd3f11ff77804c92f9ba3d57fb7096a11c39205f7fe5ed1c7ec47bd14ef3beaa1e7e674654e60c04038f511a2b5e200ed2511f", @ANYRES16=r3, @ANYBLOB="030500000000ff070000010000000800010000000000040007800c000200000000800000000076f341684f2b4c82ab40ecd8ae03ab5a23a6bdeb5c6f3f86e45e5e0f11bc777b9213b11fdb74bcb583166aaf12c8d8193adee6e3adbfbcd3e73749159dce446a93e01b2fed4addf1f4998d2afdb637e6d01e7772c93a87f8f890db1fec54b0c5d6f1fffb19eea7699e7962300646a7b9826f791c05ff2e52d070a8b68a2560e8e557949750b19ab46c7b35a0f6f671a6eb3992b612"], 0x2c}}, 0x0) (async)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r5)
sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r6, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000180)={&(0x7f0000000280)={0x88, r6, 0x8, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x88}, 0x1, 0x0, 0x0, 0x20000001}, 0x4000000)

14:18:18 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x840}, 0x0)

[  819.616644] nbd: must specify a device to reconfigure
14:18:18 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socket$rds(0x15, 0x5, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f6578706972cf7d9f53ae89a3e38615c400"/75], 0x40}}, 0x0)

14:18:18 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
r3 = accept(0xffffffffffffffff, &(0x7f0000000280)=@alg, &(0x7f0000000300)=0x80)
sendmsg$IPVS_CMD_GET_DEST(r3, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x74, 0x0, 0x200, 0x70bd2b, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_DAEMON={0x60, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e22}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e22}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0xfff7}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x6}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'veth1_to_bond\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x3}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @loopback}]}]}, 0x74}, 0x1, 0x0, 0x0, 0x1}, 0x4000000) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x54, r2, 0x128, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xd3a}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x54}, 0x1, 0x0, 0x0, 0x10}, 0x8000)

[  819.663528] nbd: must specify an index to disconnect
14:18:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r2, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r2, 0x1, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffb}]}, 0x38}, 0x1, 0x0, 0x0, 0x20001005}, 0x4000)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r2, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r2, 0x1, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffb}]}, 0x38}, 0x1, 0x0, 0x0, 0x20001005}, 0x4000) (async)

14:18:18 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x30, r3, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x300}, @NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, '.{:*{:{&.'}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000090}, 0x10)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
ioctl$VIDIOC_DBG_G_REGISTER(r4, 0xc0385650, &(0x7f0000000140)={{0x1, @name="53b18bed497ebc4bccc85353ad95871c247d1a1f431eec6cb179f5fedbb69c50"}, 0x8, 0x3cc0, 0x710e})
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=ANY=[@ANYBLOB="18fdffff", @ANYRES16=r1, @ANYBLOB="0305fcffffff00000000010000000000040005000000000000000400078000000100", @ANYRES32=r4, @ANYBLOB="00000100", @ANYRES32=r5, @ANYBLOB="00400000301def13c9c7799e85a640bb411118fd9b8b681f384f670e1010a3e94a69224c086cbd19bbaecbaabef47ea20a13c07a384d31c9fe7b884d88baf6a1db8d601a9008d5f1fa1f4a9089d2b077734283fb23788fd4888b", @ANYRES32=r4, @ANYBLOB="0c0003000300000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0x0)

14:18:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="00001400", @ANYRES16=r1, @ANYBLOB="000400000000000000000300000008000100000000000c0002005800000000000000"], 0x28}, 0x1, 0x0, 0x0, 0x4000004}, 0x80)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="a05c0c1180287e45984eb8db08e14d90b85247352ff925f325eef109ee791a5534613197be2a99889b2b1d30db7eec0aac17d2c6ab275b4e167f64183b28bcd5c83494507d38d31e3a75fbf4b43758e89a"], 0x38}}, 0x4008040)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x48808)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r4, 0x4, 0x70bd28, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x4000000)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="00001400", @ANYRES16=r1, @ANYBLOB="000400000000000000000300000008000100000000000c0002005800000000000000"], 0x28}, 0x1, 0x0, 0x0, 0x4000004}, 0x80) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="a05c0c1180287e45984eb8db08e14d90b85247352ff925f325eef109ee791a5534613197be2a99889b2b1d30db7eec0aac17d2c6ab275b4e167f64183b28bcd5c83494507d38d31e3a75fbf4b43758e89a"], 0x38}}, 0x4008040) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x48808) (async)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r4, 0x4, 0x70bd28, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x4000000) (async)

14:18:18 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r1, 0x300, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffff7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}]}, 0x40}, 0x1, 0x0, 0x0, 0x40402}, 0x814)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x50, r3, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x34b}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8000000000000000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffff935}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}]}, 0x50}, 0x1, 0x0, 0x0, 0x4008000}, 0x4)

14:18:18 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x30, r3, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x300}, @NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, '.{:*{:{&.'}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000090}, 0x10) (async)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0) (async)
ioctl$VIDIOC_DBG_G_REGISTER(r4, 0xc0385650, &(0x7f0000000140)={{0x1, @name="53b18bed497ebc4bccc85353ad95871c247d1a1f431eec6cb179f5fedbb69c50"}, 0x8, 0x3cc0, 0x710e})
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=ANY=[@ANYBLOB="18fdffff", @ANYRES16=r1, @ANYBLOB="0305fcffffff00000000010000000000040005000000000000000400078000000100", @ANYRES32=r4, @ANYBLOB="00000100", @ANYRES32=r5, @ANYBLOB="00400000301def13c9c7799e85a640bb411118fd9b8b681f384f670e1010a3e94a69224c086cbd19bbaecbaabef47ea20a13c07a384d31c9fe7b884d88baf6a1db8d601a9008d5f1fa1f4a9089d2b077734283fb23788fd4888b", @ANYRES32=r4, @ANYBLOB="0c0003000300000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0x0)

[  819.734384] nbd: must specify an index to disconnect
14:18:18 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/cache_bypass\x00', 0x2, 0x0)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x34403}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, 0x0, 0x2, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r3}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xbe}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000000}, 0x40000)

14:18:18 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socket$rds(0x15, 0x5, 0x0) (async, rerun: 64)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (rerun: 64)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f6578706972cf7d9f53ae89a3e38615c400"/75], 0x40}}, 0x0)

14:18:18 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r1, 0x300, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffff7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}]}, 0x40}, 0x1, 0x0, 0x0, 0x40402}, 0x814)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x50, r3, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x34b}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8000000000000000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffff935}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}]}, 0x50}, 0x1, 0x0, 0x0, 0x4008000}, 0x4)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r1, 0x300, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffff7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}]}, 0x40}, 0x1, 0x0, 0x0, 0x40402}, 0x814) (async)
syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x50, r3, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x34b}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8000000000000000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffff935}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}]}, 0x50}, 0x1, 0x0, 0x0, 0x4008000}, 0x4) (async)

14:18:18 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r2, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r2, 0x1, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffb}]}, 0x38}, 0x1, 0x0, 0x0, 0x20001005}, 0x4000)

[  819.760383] nbd: must specify a device to reconfigure
[  819.780479] nbd: must specify an index to disconnect
14:18:18 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0) (async, rerun: 32)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/cache_bypass\x00', 0x2, 0x0) (rerun: 32)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x34403}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, 0x0, 0x2, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r3}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xbe}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000000}, 0x40000)

14:18:18 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="20d6b0", @ANYRES16=r1, @ANYBLOB="0041c1a9cb87006c855cbfee000c00061253ab82f96cbf4ce82a72930ac08c37f4da51a348dc832d73153d78eb0b6ccd19b3f6a89802bb9ea10c14a2163f5e5ec8faa1d5ecbe7ae6d9ff311d0a060360c0319a9b0c3049dc869f04c9207af94bbb167bfc37d9bd7030f7daedd1b363336811b4a4d1558d09912a51c3386bfecac6fcb5"], 0x20}, 0x1, 0x0, 0x0, 0x4040801}, 0x4080)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd26, 0x8}, 0x14}}, 0x0)

14:18:19 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x30, r3, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x300}, @NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, '.{:*{:{&.'}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000090}, 0x10)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
ioctl$VIDIOC_DBG_G_REGISTER(r4, 0xc0385650, &(0x7f0000000140)={{0x1, @name="53b18bed497ebc4bccc85353ad95871c247d1a1f431eec6cb179f5fedbb69c50"}, 0x8, 0x3cc0, 0x710e})
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=ANY=[@ANYBLOB="18fdffff", @ANYRES16=r1, @ANYBLOB="0305fcffffff00000000010000000000040005000000000000000400078000000100", @ANYRES32=r4, @ANYBLOB="00000100", @ANYRES32=r5, @ANYBLOB="00400000301def13c9c7799e85a640bb411118fd9b8b681f384f670e1010a3e94a69224c086cbd19bbaecbaabef47ea20a13c07a384d31c9fe7b884d88baf6a1db8d601a9008d5f1fa1f4a9089d2b077734283fb23788fd4888b", @ANYRES32=r4, @ANYBLOB="0c0003000300000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x30, r3, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x300}, @NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, '.{:*{:{&.'}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000090}, 0x10) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r4, 0x0, 0x0, 0x0) (async)
ioctl$VIDIOC_DBG_G_REGISTER(r4, 0xc0385650, &(0x7f0000000140)={{0x1, @name="53b18bed497ebc4bccc85353ad95871c247d1a1f431eec6cb179f5fedbb69c50"}, 0x8, 0x3cc0, 0x710e}) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000300)=ANY=[@ANYBLOB="18fdffff", @ANYRES16=r1, @ANYBLOB="0305fcffffff00000000010000000000040005000000000000000400078000000100", @ANYRES32=r4, @ANYBLOB="00000100", @ANYRES32=r5, @ANYBLOB="00400000301def13c9c7799e85a640bb411118fd9b8b681f384f670e1010a3e94a69224c086cbd19bbaecbaabef47ea20a13c07a384d31c9fe7b884d88baf6a1db8d601a9008d5f1fa1f4a9089d2b077734283fb23788fd4888b", @ANYRES32=r4, @ANYBLOB="0c0003000300000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0x0) (async)

14:18:19 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r1, 0x300, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffff7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}]}, 0x40}, 0x1, 0x0, 0x0, 0x40402}, 0x814)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x50, r3, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x34b}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8000000000000000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffff935}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}]}, 0x50}, 0x1, 0x0, 0x0, 0x4008000}, 0x4)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r1, 0x300, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffff7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}]}, 0x40}, 0x1, 0x0, 0x0, 0x40402}, 0x814) (async)
syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x50, r3, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x34b}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8000000000000000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffff935}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}]}, 0x50}, 0x1, 0x0, 0x0, 0x4008000}, 0x4) (async)

14:18:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x64, r2, 0x10, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4000000000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '!:'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, '^:^\xcc'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, '&^::'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x64}, 0x1, 0x0, 0x0, 0x48004}, 0x4004804)

14:18:19 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/cache_bypass\x00', 0x2, 0x0)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x34403}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, 0x0, 0x2, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r3}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xbe}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000000}, 0x40000)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r2, 0x0, 0x0, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/cache_bypass\x00', 0x2, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x34403}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, 0x0, 0x2, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r3}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xbe}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4000000}, 0x40000) (async)

[  819.866857] nbd: must specify an index to disconnect
[  819.876946] nbd: must specify a device to reconfigure
14:18:19 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socket$rds(0x15, 0x5, 0x0) (async)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f6578706972cf7d9f53ae89a3e38615c400"/75], 0x40}}, 0x0)

14:18:19 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="20d6b0", @ANYRES16=r1, @ANYBLOB="0041c1a9cb87006c855cbfee000c00061253ab82f96cbf4ce82a72930ac08c37f4da51a348dc832d73153d78eb0b6ccd19b3f6a89802bb9ea10c14a2163f5e5ec8faa1d5ecbe7ae6d9ff311d0a060360c0319a9b0c3049dc869f04c9207af94bbb167bfc37d9bd7030f7daedd1b363336811b4a4d1558d09912a51c3386bfecac6fcb5"], 0x20}, 0x1, 0x0, 0x0, 0x4040801}, 0x4080) (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd26, 0x8}, 0x14}}, 0x0)

14:18:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x64, r2, 0x10, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4000000000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '!:'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, '^:^\xcc'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, '&^::'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x64}, 0x1, 0x0, 0x0, 0x48004}, 0x4004804)

[  819.912679] nbd: must specify a device to reconfigure
14:18:19 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
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$nbd(&(0x7f0000000000), r2)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000400)={0xfffffffffffffffe}, 0x1, 0x0, 0x0, 0x4000000}, 0x40)
sendmsg$NBD_CMD_STATUS(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000380)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000340)={&(0x7f00000001c0)={0x58, r3, 0x200, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3ff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfff}]}, 0x58}, 0x1, 0x0, 0x0, 0x20000800}, 0x800)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r3, 0x4, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x38}, 0x1, 0x0, 0x0, 0x40000}, 0x0)
syz_open_dev$radio(&(0x7f0000000140), 0x3, 0x2)

14:18:19 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$rose(0xb, 0x5, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r1, 0x300, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x40000)
bind$rose(r2, &(0x7f0000000040)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, 0x0, [@bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @bcast, @default]}, 0x40)
setsockopt$rose(r2, 0x104, 0x2, &(0x7f0000000000)=0x7, 0x4)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

14:18:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x64, r2, 0x10, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4000000000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '!:'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, '^:^\xcc'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, '&^::'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x64}, 0x1, 0x0, 0x0, 0x48004}, 0x4004804)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x64, r2, 0x10, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4000000000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '!:'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, '^:^\xcc'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, '&^::'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x64}, 0x1, 0x0, 0x0, 0x48004}, 0x4004804) (async)

14:18:19 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$UI_SET_PROPBIT(0xffffffffffffffff, 0x4004556e, 0x1a)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
ioctl$UI_END_FF_ERASE(0xffffffffffffffff, 0x400c55cb, &(0x7f0000000000)={0xb, 0x80000000, 0x61c})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

[  820.003808] nbd: must specify a device to reconfigure
[  820.020868] nbd: must specify a device to reconfigure
14:18:19 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="20d6b0", @ANYRES16=r1, @ANYBLOB="0041c1a9cb87006c855cbfee000c00061253ab82f96cbf4ce82a72930ac08c37f4da51a348dc832d73153d78eb0b6ccd19b3f6a89802bb9ea10c14a2163f5e5ec8faa1d5ecbe7ae6d9ff311d0a060360c0319a9b0c3049dc869f04c9207af94bbb167bfc37d9bd7030f7daedd1b363336811b4a4d1558d09912a51c3386bfecac6fcb5"], 0x20}, 0x1, 0x0, 0x0, 0x4040801}, 0x4080)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd26, 0x8}, 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000001c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="20d6b0", @ANYRES16=r1, @ANYBLOB="0041c1a9cb87006c855cbfee000c00061253ab82f96cbf4ce82a72930ac08c37f4da51a348dc832d73153d78eb0b6ccd19b3f6a89802bb9ea10c14a2163f5e5ec8faa1d5ecbe7ae6d9ff311d0a060360c0319a9b0c3049dc869f04c9207af94bbb167bfc37d9bd7030f7daedd1b363336811b4a4d1558d09912a51c3386bfecac6fcb5"], 0x20}, 0x1, 0x0, 0x0, 0x4040801}, 0x4080) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r2, 0x1, 0x70bd26, 0x8}, 0x14}}, 0x0) (async)

14:18:19 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (async)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000400)={0xfffffffffffffffe}, 0x1, 0x0, 0x0, 0x4000000}, 0x40) (async, rerun: 64)
sendmsg$NBD_CMD_STATUS(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async, rerun: 64)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000380)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000340)={&(0x7f00000001c0)={0x58, r3, 0x200, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3ff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfff}]}, 0x58}, 0x1, 0x0, 0x0, 0x20000800}, 0x800)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r3, 0x4, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x38}, 0x1, 0x0, 0x0, 0x40000}, 0x0) (async)
syz_open_dev$radio(&(0x7f0000000140), 0x3, 0x2)

[  820.069504] nbd: must specify a size in bytes for the device
14:18:19 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$rose(0xb, 0x5, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r1, 0x300, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x40000) (async)
bind$rose(r2, &(0x7f0000000040)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, 0x0, [@bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @bcast, @default]}, 0x40) (async)
setsockopt$rose(r2, 0x104, 0x2, &(0x7f0000000000)=0x7, 0x4)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

14:18:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(0xffffffffffffffff, 0x84, 0x65, &(0x7f0000000100)=[@in6={0xa, 0x4e24, 0x5, @remote, 0x2}, @in={0x2, 0x4e20, @initdev={0xac, 0x1e, 0x1, 0x0}}, @in={0x2, 0x4e21, @remote}, @in={0x2, 0x4e22, @private=0xa010101}, @in6={0xa, 0x4e24, 0x13, @mcast1, 0xb1e}, @in={0x2, 0x4e24, @loopback}, @in6={0xa, 0x4e21, 0x101, @empty, 0x3}, @in={0x2, 0x4e23, @broadcast}, @in6={0xa, 0x4e24, 0x9, @mcast2, 0x63e4}, @in={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x3c}}], 0xd0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x84, 0x0, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}}, 0x0)

[  820.109837] nbd: must specify a device to reconfigure
14:18:19 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x62013001}, 0xc, &(0x7f00000000c0)={&(0x7f0000000dc0)=ANY=[@ANYBLOB="20719b0c9f10550b600e7246b422c7f8b2000000", @ANYRES16=r4, @ANYBLOB="080028bd7000fedbdf25010000000c0004000500000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4000800}, 0x4)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000340)={'team0\x00', <r5=>0x0})
getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000380)={<r6=>0x0, @rand_addr, @initdev}, &(0x7f00000003c0)=0xc)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000400)={'team0\x00', <r7=>0x0})
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000500)={0x1, 0x58, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r8=>0x0}}, 0x10)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(0xffffffffffffffff, 0x8933, &(0x7f0000000540)={'batadv0\x00', <r9=>0x0})
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000600)={0x1, 0x58, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r10=>0x0}}, 0x10)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000006c0)={0xffffffffffffffff, 0x58, &(0x7f0000000640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r11=>0x0}}, 0x10)
getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000700)={<r12=>0x0, @private, @empty}, &(0x7f0000000740)=0xc)
sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000d80)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x41880140}, 0xc, &(0x7f0000000d40)={&(0x7f0000000780)={0x5ac, 0x0, 0x2, 0x70bd2b, 0x25dfdbfb, {}, [{{0x8, 0x1, r5}, {0xb8, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r6}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8}, {0xec, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x3}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x400}}, {0x8}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0xffffffff}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x4d1}}}]}}, {{0x8}, {0xec, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x7fffffff}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r7}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r8}}}]}}, {{0x8}, {0xbc, 0x2, 0x0, 0x1, [{0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8, 0x4, r9}}, {0x8}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x91e}}, {0x8, 0x6, r10}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8}}}]}}, {{0x8}, {0x224, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x7f}}}, {0x4c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x5}}}, {0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x1}}, {0x8, 0x6, r11}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8, 0x4, r12}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x7f}}, {0x8}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0x4c}}}]}}]}, 0x5ac}, 0x1, 0x0, 0x0, 0x800}, 0x44000)

14:18:19 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$UI_SET_PROPBIT(0xffffffffffffffff, 0x4004556e, 0x1a) (async, rerun: 64)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (rerun: 64)
ioctl$UI_END_FF_ERASE(0xffffffffffffffff, 0x400c55cb, &(0x7f0000000000)={0xb, 0x80000000, 0x61c}) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

[  820.141205] nbd: must specify a device to reconfigure
14:18:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(0xffffffffffffffff, 0x84, 0x65, &(0x7f0000000100)=[@in6={0xa, 0x4e24, 0x5, @remote, 0x2}, @in={0x2, 0x4e20, @initdev={0xac, 0x1e, 0x1, 0x0}}, @in={0x2, 0x4e21, @remote}, @in={0x2, 0x4e22, @private=0xa010101}, @in6={0xa, 0x4e24, 0x13, @mcast1, 0xb1e}, @in={0x2, 0x4e24, @loopback}, @in6={0xa, 0x4e21, 0x101, @empty, 0x3}, @in={0x2, 0x4e23, @broadcast}, @in6={0xa, 0x4e24, 0x9, @mcast2, 0x63e4}, @in={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x3c}}], 0xd0) (rerun: 64)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x84, 0x0, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}}, 0x0)

14:18:19 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (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$nbd(&(0x7f0000000000), r2)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000400)={0xfffffffffffffffe}, 0x1, 0x0, 0x0, 0x4000000}, 0x40)
sendmsg$NBD_CMD_STATUS(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000380)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000340)={&(0x7f00000001c0)={0x58, r3, 0x200, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3ff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfff}]}, 0x58}, 0x1, 0x0, 0x0, 0x20000800}, 0x800)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r3, 0x4, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x38}, 0x1, 0x0, 0x0, 0x40000}, 0x0) (async)
syz_open_dev$radio(&(0x7f0000000140), 0x3, 0x2)

14:18:19 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x62013001}, 0xc, &(0x7f00000000c0)={&(0x7f0000000dc0)=ANY=[@ANYBLOB="20719b0c9f10550b600e7246b422c7f8b2000000", @ANYRES16=r4, @ANYBLOB="080028bd7000fedbdf25010000000c0004000500000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4000800}, 0x4)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000340)={'team0\x00', <r5=>0x0}) (async)
getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000380)={<r6=>0x0, @rand_addr, @initdev}, &(0x7f00000003c0)=0xc) (async)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000400)={'team0\x00', <r7=>0x0})
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000500)={0x1, 0x58, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r8=>0x0}}, 0x10) (async)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(0xffffffffffffffff, 0x8933, &(0x7f0000000540)={'batadv0\x00', <r9=>0x0})
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000600)={0x1, 0x58, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r10=>0x0}}, 0x10) (async)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000006c0)={0xffffffffffffffff, 0x58, &(0x7f0000000640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r11=>0x0}}, 0x10)
getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000700)={<r12=>0x0, @private, @empty}, &(0x7f0000000740)=0xc)
sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000d80)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x41880140}, 0xc, &(0x7f0000000d40)={&(0x7f0000000780)={0x5ac, 0x0, 0x2, 0x70bd2b, 0x25dfdbfb, {}, [{{0x8, 0x1, r5}, {0xb8, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r6}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8}, {0xec, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x3}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x400}}, {0x8}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0xffffffff}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x4d1}}}]}}, {{0x8}, {0xec, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x7fffffff}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r7}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r8}}}]}}, {{0x8}, {0xbc, 0x2, 0x0, 0x1, [{0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8, 0x4, r9}}, {0x8}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x91e}}, {0x8, 0x6, r10}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8}}}]}}, {{0x8}, {0x224, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x7f}}}, {0x4c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x5}}}, {0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x1}}, {0x8, 0x6, r11}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8, 0x4, r12}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x7f}}, {0x8}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0x4c}}}]}}]}, 0x5ac}, 0x1, 0x0, 0x0, 0x800}, 0x44000)

[  820.169427] nbd: must specify a size in bytes for the device
[  820.180832] nbd: must specify a device to reconfigure
14:18:19 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$rose(0xb, 0x5, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r1, 0x300, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x40000) (async)
bind$rose(r2, &(0x7f0000000040)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, 0x0, [@bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @bcast, @default]}, 0x40)
setsockopt$rose(r2, 0x104, 0x2, &(0x7f0000000000)=0x7, 0x4) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

14:18:19 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
socket$bt_bnep(0x1f, 0x3, 0x4)

14:18:19 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$UI_SET_PROPBIT(0xffffffffffffffff, 0x4004556e, 0x1a) (async)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
ioctl$UI_END_FF_ERASE(0xffffffffffffffff, 0x400c55cb, &(0x7f0000000000)={0xb, 0x80000000, 0x61c})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

[  820.264118] nbd: must specify a size in bytes for the device
14:18:19 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x62013001}, 0xc, &(0x7f00000000c0)={&(0x7f0000000dc0)=ANY=[@ANYBLOB="20719b0c9f10550b600e7246b422c7f8b2000000", @ANYRES16=r4, @ANYBLOB="080028bd7000fedbdf25010000000c0004000500000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4000800}, 0x4)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000340)={'team0\x00', <r5=>0x0})
getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000380)={<r6=>0x0, @rand_addr, @initdev}, &(0x7f00000003c0)=0xc)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000400)={'team0\x00', <r7=>0x0})
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000500)={0x1, 0x58, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r8=>0x0}}, 0x10)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(0xffffffffffffffff, 0x8933, &(0x7f0000000540)={'batadv0\x00', <r9=>0x0})
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000600)={0x1, 0x58, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r10=>0x0}}, 0x10)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000006c0)={0xffffffffffffffff, 0x58, &(0x7f0000000640)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r11=>0x0}}, 0x10)
getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000700)={<r12=>0x0, @private, @empty}, &(0x7f0000000740)=0xc)
sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000d80)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x41880140}, 0xc, &(0x7f0000000d40)={&(0x7f0000000780)={0x5ac, 0x0, 0x2, 0x70bd2b, 0x25dfdbfb, {}, [{{0x8, 0x1, r5}, {0xb8, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r6}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8}, {0xec, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x3}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x400}}, {0x8}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0xffffffff}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x4d1}}}]}}, {{0x8}, {0xec, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x7fffffff}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r7}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r8}}}]}}, {{0x8}, {0xbc, 0x2, 0x0, 0x1, [{0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8, 0x4, r9}}, {0x8}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x91e}}, {0x8, 0x6, r10}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8}}}]}}, {{0x8}, {0x224, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x7f}}}, {0x4c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x5}}}, {0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x1}}, {0x8, 0x6, r11}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8, 0x4, r12}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x7f}}, {0x8}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0x4c}}}]}}]}, 0x5ac}, 0x1, 0x0, 0x0, 0x800}, 0x44000)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x62013001}, 0xc, &(0x7f00000000c0)={&(0x7f0000000dc0)=ANY=[@ANYBLOB="20719b0c9f10550b600e7246b422c7f8b2000000", @ANYRES16=r4, @ANYBLOB="080028bd7000fedbdf25010000000c0004000500000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4000800}, 0x4) (async)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000340)) (async)
getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000380)={0x0, @rand_addr, @initdev}, &(0x7f00000003c0)=0xc) (async)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000400)) (async)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000500)={0x1, 0x58, &(0x7f0000000480)}, 0x10) (async)
ioctl$ifreq_SIOCGIFINDEX_batadv_mesh(0xffffffffffffffff, 0x8933, &(0x7f0000000540)) (async)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000600)={0x1, 0x58, &(0x7f0000000580)}, 0x10) (async)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000006c0)={0xffffffffffffffff, 0x58, &(0x7f0000000640)}, 0x10) (async)
getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000700)={0x0, @private, @empty}, &(0x7f0000000740)=0xc) (async)
sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000d80)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x41880140}, 0xc, &(0x7f0000000d40)={&(0x7f0000000780)={0x5ac, 0x0, 0x2, 0x70bd2b, 0x25dfdbfb, {}, [{{0x8, 0x1, r5}, {0xb8, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r6}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8}, {0xec, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x3}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x400}}, {0x8}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0xffffffff}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x4d1}}}]}}, {{0x8}, {0xec, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x7fffffff}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r7}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r8}}}]}}, {{0x8}, {0xbc, 0x2, 0x0, 0x1, [{0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8, 0x4, r9}}, {0x8}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x91e}}, {0x8, 0x6, r10}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8}}}]}}, {{0x8}, {0x224, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x7f}}}, {0x4c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x5}}}, {0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x1}}, {0x8, 0x6, r11}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8, 0x4, r12}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x7f}}, {0x8}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0x4c}}}]}}]}, 0x5ac}, 0x1, 0x0, 0x0, 0x800}, 0x44000) (async)

14:18:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(0xffffffffffffffff, 0x84, 0x65, &(0x7f0000000100)=[@in6={0xa, 0x4e24, 0x5, @remote, 0x2}, @in={0x2, 0x4e20, @initdev={0xac, 0x1e, 0x1, 0x0}}, @in={0x2, 0x4e21, @remote}, @in={0x2, 0x4e22, @private=0xa010101}, @in6={0xa, 0x4e24, 0x13, @mcast1, 0xb1e}, @in={0x2, 0x4e24, @loopback}, @in6={0xa, 0x4e21, 0x101, @empty, 0x3}, @in={0x2, 0x4e23, @broadcast}, @in6={0xa, 0x4e24, 0x9, @mcast2, 0x63e4}, @in={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x3c}}], 0xd0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x84, 0x0, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(0xffffffffffffffff, 0x84, 0x65, &(0x7f0000000100)=[@in6={0xa, 0x4e24, 0x5, @remote, 0x2}, @in={0x2, 0x4e20, @initdev={0xac, 0x1e, 0x1, 0x0}}, @in={0x2, 0x4e21, @remote}, @in={0x2, 0x4e22, @private=0xa010101}, @in6={0xa, 0x4e24, 0x13, @mcast1, 0xb1e}, @in={0x2, 0x4e24, @loopback}, @in6={0xa, 0x4e21, 0x101, @empty, 0x3}, @in={0x2, 0x4e23, @broadcast}, @in6={0xa, 0x4e24, 0x9, @mcast2, 0x63e4}, @in={0x2, 0x4e24, @dev={0xac, 0x14, 0x14, 0x3c}}], 0xd0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x84, 0x0, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}}, 0x0) (async)

14:18:19 executing program 5:
connect$x25(0xffffffffffffffff, &(0x7f0000000000), 0x12)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/sloppy_sctp\x00', 0x2, 0x0)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r7 = accept4$rose(r6, 0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={<r8=>0xffffffffffffffff, <r9=>0xffffffffffffffff})
r10 = getpid()
getresgid(&(0x7f00000009c0)=<r11=>0x0, &(0x7f0000000a00), &(0x7f0000000a40))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r12=>0xffffffffffffffff})
r13 = getpid()
sendmsg$unix(r12, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r13}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000bc0)={&(0x7f0000000240)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000000740)=[{&(0x7f0000000500)="dde4d6ce7af34e468f7e3792475eff0d4f1524aa68368d5ec0754118031601c8e71899a961426c370d063ace15299adee233a53f76166efceb4c4497e58cc4190a2eba0d9db6710f1f8bb0a148bbb6bae4e94ce0b6a1c81a4b5608905c0326033f9fb28ac961f97eafd258ab1019f5d4f2ce051efc0d961eb68ecb9b122cc6", 0x7f}, {&(0x7f0000000580)="8b83c0053724a27ab6a51e7faff6ae77551d809cce457a1fbdb45dacb1801ee1fbce66d3e39cb3d60d5ee9f95f7f6c68b9f3d77bc8efff684ac84b932b636bec186c8d81ca56076a21a64067e2d34b1fa5860d4725a59067699eeb66e2be428c63995bccf950e5bc0c08747c17d581f2e77d16d7d8484ce927558a3a89dc88b5f2a211bca35386147c4c5f6cc3caf83b0d017fd9aca5b4ff1bda6f3f852ddda261ea09971db87700955a5f7eded450197f8fe536f09950b601750b1d2888ef35917d4a1e523c85dab5698c1d63031fbb1d0e", 0xd2}, {&(0x7f0000000180)="060e61af4a5020429302ee344fa37e5419407f6e7c82ea471f233862c36a85450c37623cfc5b6b42ac", 0x29}, {&(0x7f0000000680)="595955dee4aceb15baf1835d72845e3624c7b2bd77eef0b7021459112884571704ce031071832503ac470dc619559403df3f190c63e882d794ca7acc272b51dd4dba60a40df9ab693e6a53e7", 0x4c}, {&(0x7f0000000700)="23aa5cce1012a7451c", 0x9}], 0x5, &(0x7f0000000a80)=[@rights={{0x38, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c, 0x1, 0x2, {r10, 0xffffffffffffffff, r11}}}, @cred={{0x1c, 0x1, 0x2, {r13, 0xffffffffffffffff}}}], 0x138, 0x801}, 0x4000)
r14 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r14, 0x40045644, 0x0)
r15 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r15, 0x40045644, 0x0)
r16 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0)
r17 = getpid()
sendmmsg$unix(0xffffffffffffffff, &(0x7f00000065c0)=[{{&(0x7f0000000380)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000000700)=[{&(0x7f0000000400)="6356973c76bc2c22095ef70ec3644636afd54a3f5539aaa8c9fa55e396c81dc211f0d65c711642", 0x27}, {&(0x7f0000000440)}, {&(0x7f0000000480)="38d6595e002d7919692d41d671e357f153391b6c60920f41255a1e774728dfe082cb38fd39986caa8021c88b40acf1428815ded4a71fd88ed41a0663a137d235f4300c30086588864f060c44b55170352fece6b9133b9338fc38021197a7f10dc1debaa9957b18284c0d692e55c75041ec1e503254b996933c850fcccb3e3d9cb5a8da170430307cff43e4d46ea13b71a8c7e09c88ae03c0034c7ef1bbe88e20f4384adfac2808ac55175d82ef307b5730ad93381f3198a7292e52f11502614d5f8d7eb7c9395c07f4485107adfb5b4383df431dbfa9e9152d7c", 0xda}, {&(0x7f0000000580)="29ee4086", 0x4}, {&(0x7f00000005c0)="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", 0xfd}, {&(0x7f00000006c0)='{', 0x1}], 0x6, &(0x7f00000007c0)=[@cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xee00, 0xffffffffffffffff}}}, @rights={{0x18, 0x1, 0x1, [r3, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [r9]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8, 0x91}}, {{&(0x7f0000000880)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000001a40)=[{&(0x7f0000000900)="6431935bd96e40ca0096ba61361c6d095621b8c1b7a5adf99df26d33f86d70e6fb5d4a11e66b870734c308f5a9bde60bcdcefd91c201a2a0d41b8766323b234a61c3ce223fd75076dce10da35e8f23ebc0e437400cb6a7a1e1d620f2381d9634ec2d986e9e8c36a238aa358533e32ea164c4094b5d2ca06f4260a5fa18d8c29e0956117d73b36e98ce84c65cefd7124867dd3068019f448ca3fe6a3246d209af97f26ebd9edb1ecfe34bf222fc8ab946c4d198481764e84b64a989d4145ff60362fa7bbbf0a3665017286238a0807c5c84242a3d7539c847780e60cd823f24f249391d64f55d8765648936139acd88a5e3191693e1", 0xf5}, {&(0x7f0000000a00)="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{&(0x7f0000002240)="60cf6a988365d1e93e4a53219796491c506d3db7eaede7315d0306f55a9573100f4d662af53d1b60f021dfa5be334cb502dacf7bf462885abfa6f75aa123ff3ef2eb9229249bd1f5662369ba9150e0ca1fa25ecd5abb9da9c4a6f24a1d54abdd0f9387c0c3c2cc4153bbb5ef5d5d5914a5", 0x71}, 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0x1000}, {&(0x7f00000032c0)="419f1ec567d208ffec741c05f8f2a509375cada7a26965f3c3c82ac7baaff176ec48e2bedaa05d6f2dd4810cd9e102835c4bed74939dfcaa17695147fda972aef1b5cf416980a4", 0x47}], 0x4, &(0x7f00000033c0)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r9, 0xffffffffffffffff, r4, 0xffffffffffffffff, r9, r4]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}], 0x50, 0x4}}, {{&(0x7f0000003440)=@abs={0x1, 0x0, 0x4e24}, 0x6e, &(0x7f0000003780)=[{&(0x7f00000034c0)="54b580d2e63835e4e069a927fd70e0", 0xf}, {&(0x7f0000003500)="ec332e0ec7dc7ddbc65f704d0242d58bb0ea6d8537d4fbf8277ca8bb15762fb04b10279ff82f5f89515949e29eaec30b2bf8e2ca38b41e1afb15a74438748bb1069d7599fff3e74f55e9df1e1d884ef6277ce6c65904401c701af938f71ac3f72c55", 0x62}, {&(0x7f0000003580)}, {&(0x7f00000035c0)="1dd79c8f27a324dcf6146c59c25a256c6c954c93916f5b8df5ca4ca00da05bab80b3be6a160058b50b45bd1225b407b4dd22202e1aa5687f559a71d9e0a5248acb6e4c6b4cb5dcef519572ae51edeb6ba5cf4415d160a5215ec3c2f0c86316d43c35f9bc9c3522422cd6e32f3fce7f199c61f46738800cb11952805f0136388ab4c7f2be6d", 0x85}, {&(0x7f0000003680)="eccdc9ec918d1a00abe76cf1e6bab60ecc64692a6a7443e54662b023528e316012e34babf1a17bbbb640c71c5de4f6e584368ac610764f7b861e60049cf9581dde8dcdea944bb5877e2793b32f57c26331bd4a3f3805797bcc74a5dcbb44d8e51ea5221811b63c36580dd83fcd837e4366c2e0074c32cf3f5e9644ab3c76d2538bf21ea48f7e57d3fbf6f3ec94d74962319877c9282f4b0745c7", 0x9a}, {&(0x7f0000003740)="0738eb0643840c778b3f30f5f1c886d71a8b782f2482883fe74f8e9a17f2a08f41d130eeb2c51049dc63", 0x2a}], 0x6, &(0x7f0000003a00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}, @cred={{0x1c}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [r3]}}], 0xa0, 0x800}}, {{&(0x7f0000003ac0)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000004e40)=[{&(0x7f0000003b40)="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0x1000}, {&(0x7f0000004b40)="0616d984bc2836345e58233e968574803d4e7131a6bb5a25a5344fe9085c0f2982c5800ad82c078888c1c34e088d336d1aa9a46e38fa89f0cb7e4fa082865b71c3b42085e5e5ce0ec3218a6774", 0x4d}, {&(0x7f0000004bc0)="613c30256a82207332667ff55e1f5701b35e97248a5ec1e2800db3597f9b5ed4", 0x20}, {&(0x7f0000004c00)="2d41334936059a0dc9a21b35624a084638872d27989d971fc008ea4802ba745cf47984ae96d376d86a214c2db743a48dab7093867cf53d96ccc0f3a6ddcd5ba8ef941dac8e99551b5b01547b55d410cdc3d1bf3e29f55436500d0e1d2c99857aa582ec1129ab09946c27e147926e8de3437aa8d9d34caef985314937a5152ccdf5ad98170d260693e009c64c4a479f3564147ad4abf6bf7c8c745ed9e5b66c239cd11fa7", 0xa4}, {&(0x7f0000004cc0)="33c28ec21f16eb9962e3e85ba0dd2df7874b42db9ff24866bd33236e02de99936e7aed82372dc738027b1815883b95bc581caefe696331259f807d111e04cfc34dee8d15a9e39bf1e1b2bac9d1a2ccb109fdc64d0331f900995b6ea2a0b42095d735772014edc95b7d71c1ddcd402b31f7d267d167a3e2c4c3718dd1ad27f366269ff359ecd686655ff56bd341c03786c294732d46c71e1240014de6bca71c41fbebff73b6d73c17f2d7a807c8e005b90ca6937160238790a63f2f23b4fef071320cb848f13c50a99eeed64da4caf95cb9e58c43549a30f76396252957a397e6d9c0ea7bf0e74cb183f2e5f1", 0xec}, {&(0x7f0000004dc0)="7a48a48a2d136e5d3a42ec6dc09f7d1147743ad5d22c9ec99ba7d93f59c24bc6659c83cdf6aa92e2c6485af79d7727e6b49da375be01caec5a69d3eb54d80a2456d774196b1e980355a85c9f536fd070b00dc923f04c6f7a0ba95c", 0x5b}], 0x6, &(0x7f0000004f80)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}, @cred={{0x1c}}, @rights={{0x20, 0x1, 0x1, [r14, r7, r15, r16]}}, @cred={{0x1c, 0x1, 0x2, {r17, 0xee01, 0xffffffffffffffff}}}], 0xa0, 0xb3a73e60d1468c1}}, {{&(0x7f0000005040)=@abs={0x0, 0x0, 0x4e24}, 0x6e, &(0x7f0000006340)=[{&(0x7f00000050c0)="e41822af67265d4d566332bfe6bcabb513c64e02a8165617f2e8c31a221ff883d4ea4f0c1d3f14d13b08c9951ca7e9a5650e25f6fe0fb2566df5c7e6f31a3c9995771adbd943a30521c47bef8d7bcbda5ee9a1fbf03ffcd1f2537129bdc6d2aafb7654055705ba69da3ad017105c04e29e0ecbe428275235d9e9c1a496886c73a2ec09d2895fd33be5e0f348e5ebbbaf772f62bfc3859691debb6f5d1cdb5f13fdd3401f36234a191ad4cc5ef1acd8fb02e232a35df6db7be391b2d52f26aa96b5698f", 0xc3}, {&(0x7f00000051c0)="e6e13a1abb25eccc6cb4315a144970a5688797e0dd36042bf27967d585e19d27f6823c9bcc1f853a1b9e3d9dadbc21f6768ed9cce56fe99c9013392d0e08096f570b2fbf013ec1929278127176ecf2676868680164fe46df06c4fa656d0c50969e62db480defe04615e664f6a13d8c3ed570954ef5d76ada51d462d85d361de25250b4ef067d07474151e29391c8b146345374156b53c52705c9feabd3e93d8f4dbb89986c5ababb50e976ee04e7f3ba9e12f4f682e8483e632eb7", 0xbb}, {&(0x7f0000005280)="b33fe233a8b3268407a7b87382ac7015a77ee9bc5ace6fa5602a36505a35d215af3d52e0f4051e6dc804379ef8050fc1a6cd36a21259dbc45ba74087e6adaa4de8c1e326550a365cd3cbb4ab538e8c577d3c872763bc21befbb36cddf10924ebd6c5e0b223e9079866671d10ef847fd9cea43f8ed7afa374604c98702674630e0b69c9bbd5ac06843a2b7030b578676902f6aadacb0f2e24c3b694fe41eddac75ee7551242639d4fe135bdcd8b944f18e9d5ed9aafd8166585966e", 0xbb}, {&(0x7f0000005340)="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", 0x1000}], 0x4, 0x0, 0x0, 0x4000000}}, {{&(0x7f0000006380)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000006580)=[{&(0x7f0000006400)="dc3ec50708d05290826954367adffa939c7ef1db22c704e10a92235165f3f0407f23a999f434c6df6798540bedc91a376965ebed5327dd7f3377", 0x3a}, {&(0x7f0000006440)="383aee0ae362489deeaca04d820fea2214adac0774d66ef73cd9dab2afed471af1a0da53e734a54bc2c4e749e9bfddf8565448e6b0c08d759bb733c4d5b4a0643c", 0x41}, {&(0x7f00000064c0)="5f04767ee0cc0d1e5eb02487f59b6371c8cb745cf39582add88277c1dbd116d67d2f01f1789d830312f81c5a80896b7f165440328c227fc3a7af88602d9f887da93f975b8daf866bfe7169d5c48359dc5277f993f77d7de7d6e2f263f63f1ad68c90c6dbb038abba", 0x68}, {&(0x7f0000006540)="6f157df9ddccf51879953952efa534ce3133750a3ff58b74c4c0d244d46f53165e0ff18de680840aeb16e5d93e3f39f3b4c1c45a656da30473266da7", 0x3c}], 0x4, 0x0, 0x0, 0x40884}}], 0x9, 0x40)
r18 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r18, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0xa0, r1, 0x400, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r8}, {0x8, 0x1, r18}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0xa0}, 0x1, 0x0, 0x0, 0x20000000}, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000003000000"], 0x24}}, 0x0)

14:18:19 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x3c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r2}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x3c}}, 0x0)

14:18:19 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async, rerun: 64)
socket$bt_bnep(0x1f, 0x3, 0x4) (rerun: 64)

14:18:19 executing program 1:
ioctl$VIDIOC_CROPCAP(0xffffffffffffffff, 0xc02c563a, &(0x7f0000000000)={0x3, {0x155584ae, 0x4, 0x2}, {0x6a, 0x6, 0xbeb, 0x6}, {0x7fffffff, 0x1ff}})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

[  820.373286] nbd: must specify a device to reconfigure
14:18:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={<r1=>0xffffffffffffffff})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:19 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000280)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="000827bd7000fedbdf25010000000c00030009000000000400000c00020000000100000000000c00050025000000000000001aa59a967a6e0580c622ef5fd881cbfdc3d3ba312e14770ab70fd12e82dcd1a26e3aeefdf733618b0e788421660afadb3db4c7d05dca8f72186e57ba2c5f9f0c6008c85132cfdf5964bc3cee27339fb5e04f20444edd"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x10)

14:18:19 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async, rerun: 64)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 64)
accept4$rose(r2, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x3c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r2}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x3c}}, 0x0)

[  820.418718] nbd: must specify a size in bytes for the device
[  820.446132] nbd: must specify a device to reconfigure
14:18:19 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
socket$bt_bnep(0x1f, 0x3, 0x4)

14:18:19 executing program 5:
connect$x25(0xffffffffffffffff, &(0x7f0000000000), 0x12)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/sloppy_sctp\x00', 0x2, 0x0) (async)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r7 = accept4$rose(r6, 0x0, 0x0, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={<r8=>0xffffffffffffffff, <r9=>0xffffffffffffffff})
r10 = getpid() (async)
getresgid(&(0x7f00000009c0)=<r11=>0x0, &(0x7f0000000a00), &(0x7f0000000a40)) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r12=>0xffffffffffffffff})
r13 = getpid()
sendmsg$unix(r12, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r13}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000bc0)={&(0x7f0000000240)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000000740)=[{&(0x7f0000000500)="dde4d6ce7af34e468f7e3792475eff0d4f1524aa68368d5ec0754118031601c8e71899a961426c370d063ace15299adee233a53f76166efceb4c4497e58cc4190a2eba0d9db6710f1f8bb0a148bbb6bae4e94ce0b6a1c81a4b5608905c0326033f9fb28ac961f97eafd258ab1019f5d4f2ce051efc0d961eb68ecb9b122cc6", 0x7f}, {&(0x7f0000000580)="8b83c0053724a27ab6a51e7faff6ae77551d809cce457a1fbdb45dacb1801ee1fbce66d3e39cb3d60d5ee9f95f7f6c68b9f3d77bc8efff684ac84b932b636bec186c8d81ca56076a21a64067e2d34b1fa5860d4725a59067699eeb66e2be428c63995bccf950e5bc0c08747c17d581f2e77d16d7d8484ce927558a3a89dc88b5f2a211bca35386147c4c5f6cc3caf83b0d017fd9aca5b4ff1bda6f3f852ddda261ea09971db87700955a5f7eded450197f8fe536f09950b601750b1d2888ef35917d4a1e523c85dab5698c1d63031fbb1d0e", 0xd2}, {&(0x7f0000000180)="060e61af4a5020429302ee344fa37e5419407f6e7c82ea471f233862c36a85450c37623cfc5b6b42ac", 0x29}, {&(0x7f0000000680)="595955dee4aceb15baf1835d72845e3624c7b2bd77eef0b7021459112884571704ce031071832503ac470dc619559403df3f190c63e882d794ca7acc272b51dd4dba60a40df9ab693e6a53e7", 0x4c}, {&(0x7f0000000700)="23aa5cce1012a7451c", 0x9}], 0x5, &(0x7f0000000a80)=[@rights={{0x38, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c, 0x1, 0x2, {r10, 0xffffffffffffffff, r11}}}, @cred={{0x1c, 0x1, 0x2, {r13, 0xffffffffffffffff}}}], 0x138, 0x801}, 0x4000) (async)
r14 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r14, 0x40045644, 0x0) (async)
r15 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r15, 0x40045644, 0x0)
r16 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) (async)
r17 = getpid()
sendmmsg$unix(0xffffffffffffffff, &(0x7f00000065c0)=[{{&(0x7f0000000380)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000000700)=[{&(0x7f0000000400)="6356973c76bc2c22095ef70ec3644636afd54a3f5539aaa8c9fa55e396c81dc211f0d65c711642", 0x27}, {&(0x7f0000000440)}, {&(0x7f0000000480)="38d6595e002d7919692d41d671e357f153391b6c60920f41255a1e774728dfe082cb38fd39986caa8021c88b40acf1428815ded4a71fd88ed41a0663a137d235f4300c30086588864f060c44b55170352fece6b9133b9338fc38021197a7f10dc1debaa9957b18284c0d692e55c75041ec1e503254b996933c850fcccb3e3d9cb5a8da170430307cff43e4d46ea13b71a8c7e09c88ae03c0034c7ef1bbe88e20f4384adfac2808ac55175d82ef307b5730ad93381f3198a7292e52f11502614d5f8d7eb7c9395c07f4485107adfb5b4383df431dbfa9e9152d7c", 0xda}, {&(0x7f0000000580)="29ee4086", 0x4}, {&(0x7f00000005c0)="a5d153c315396f27f260d99d72afb8a707b3fc5415d9092b6ec73cc30324904718e1e279666135ab36e7bfd857390e461154e102cc5f2f3f2daeb06d42c6b92c0975e1f0547f258108ee94b8d36509773f44bb8e7aaf02c20796fcb71f364c42bc670ac23c120013bc84ba002ad9e06962e501b0833d6bec0da03c031319c0db541986fca685c1d18157a8caaab1e7e40b904e6f0bac0e02151f21a95130c8b35896211f77ae734928cc0574767bd7ad1e0c1d089b7df267a2a24cb49c9862b49bb7ee083e57e09cb81138a93798c0a1284254b18330e5d715246f46ffc0539458b271b437ae6a35e69c9aabcdee00105632b53025406f1ecc4963ba51", 0xfd}, {&(0x7f00000006c0)='{', 0x1}], 0x6, &(0x7f00000007c0)=[@cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xee00, 0xffffffffffffffff}}}, @rights={{0x18, 0x1, 0x1, [r3, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [r9]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8, 0x91}}, {{&(0x7f0000000880)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000001a40)=[{&(0x7f0000000900)="6431935bd96e40ca0096ba61361c6d095621b8c1b7a5adf99df26d33f86d70e6fb5d4a11e66b870734c308f5a9bde60bcdcefd91c201a2a0d41b8766323b234a61c3ce223fd75076dce10da35e8f23ebc0e437400cb6a7a1e1d620f2381d9634ec2d986e9e8c36a238aa358533e32ea164c4094b5d2ca06f4260a5fa18d8c29e0956117d73b36e98ce84c65cefd7124867dd3068019f448ca3fe6a3246d209af97f26ebd9edb1ecfe34bf222fc8ab946c4d198481764e84b64a989d4145ff60362fa7bbbf0a3665017286238a0807c5c84242a3d7539c847780e60cd823f24f249391d64f55d8765648936139acd88a5e3191693e1", 0xf5}, {&(0x7f0000000a00)="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{&(0x7f0000002240)="60cf6a988365d1e93e4a53219796491c506d3db7eaede7315d0306f55a9573100f4d662af53d1b60f021dfa5be334cb502dacf7bf462885abfa6f75aa123ff3ef2eb9229249bd1f5662369ba9150e0ca1fa25ecd5abb9da9c4a6f24a1d54abdd0f9387c0c3c2cc4153bbb5ef5d5d5914a5", 0x71}, 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0x1000}, {&(0x7f00000032c0)="419f1ec567d208ffec741c05f8f2a509375cada7a26965f3c3c82ac7baaff176ec48e2bedaa05d6f2dd4810cd9e102835c4bed74939dfcaa17695147fda972aef1b5cf416980a4", 0x47}], 0x4, &(0x7f00000033c0)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r9, 0xffffffffffffffff, r4, 0xffffffffffffffff, r9, r4]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}], 0x50, 0x4}}, {{&(0x7f0000003440)=@abs={0x1, 0x0, 0x4e24}, 0x6e, &(0x7f0000003780)=[{&(0x7f00000034c0)="54b580d2e63835e4e069a927fd70e0", 0xf}, {&(0x7f0000003500)="ec332e0ec7dc7ddbc65f704d0242d58bb0ea6d8537d4fbf8277ca8bb15762fb04b10279ff82f5f89515949e29eaec30b2bf8e2ca38b41e1afb15a74438748bb1069d7599fff3e74f55e9df1e1d884ef6277ce6c65904401c701af938f71ac3f72c55", 0x62}, {&(0x7f0000003580)}, {&(0x7f00000035c0)="1dd79c8f27a324dcf6146c59c25a256c6c954c93916f5b8df5ca4ca00da05bab80b3be6a160058b50b45bd1225b407b4dd22202e1aa5687f559a71d9e0a5248acb6e4c6b4cb5dcef519572ae51edeb6ba5cf4415d160a5215ec3c2f0c86316d43c35f9bc9c3522422cd6e32f3fce7f199c61f46738800cb11952805f0136388ab4c7f2be6d", 0x85}, {&(0x7f0000003680)="eccdc9ec918d1a00abe76cf1e6bab60ecc64692a6a7443e54662b023528e316012e34babf1a17bbbb640c71c5de4f6e584368ac610764f7b861e60049cf9581dde8dcdea944bb5877e2793b32f57c26331bd4a3f3805797bcc74a5dcbb44d8e51ea5221811b63c36580dd83fcd837e4366c2e0074c32cf3f5e9644ab3c76d2538bf21ea48f7e57d3fbf6f3ec94d74962319877c9282f4b0745c7", 0x9a}, {&(0x7f0000003740)="0738eb0643840c778b3f30f5f1c886d71a8b782f2482883fe74f8e9a17f2a08f41d130eeb2c51049dc63", 0x2a}], 0x6, &(0x7f0000003a00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}, @cred={{0x1c}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [r3]}}], 0xa0, 0x800}}, {{&(0x7f0000003ac0)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000004e40)=[{&(0x7f0000003b40)="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0x1000}, {&(0x7f0000004b40)="0616d984bc2836345e58233e968574803d4e7131a6bb5a25a5344fe9085c0f2982c5800ad82c078888c1c34e088d336d1aa9a46e38fa89f0cb7e4fa082865b71c3b42085e5e5ce0ec3218a6774", 0x4d}, {&(0x7f0000004bc0)="613c30256a82207332667ff55e1f5701b35e97248a5ec1e2800db3597f9b5ed4", 0x20}, {&(0x7f0000004c00)="2d41334936059a0dc9a21b35624a084638872d27989d971fc008ea4802ba745cf47984ae96d376d86a214c2db743a48dab7093867cf53d96ccc0f3a6ddcd5ba8ef941dac8e99551b5b01547b55d410cdc3d1bf3e29f55436500d0e1d2c99857aa582ec1129ab09946c27e147926e8de3437aa8d9d34caef985314937a5152ccdf5ad98170d260693e009c64c4a479f3564147ad4abf6bf7c8c745ed9e5b66c239cd11fa7", 0xa4}, {&(0x7f0000004cc0)="33c28ec21f16eb9962e3e85ba0dd2df7874b42db9ff24866bd33236e02de99936e7aed82372dc738027b1815883b95bc581caefe696331259f807d111e04cfc34dee8d15a9e39bf1e1b2bac9d1a2ccb109fdc64d0331f900995b6ea2a0b42095d735772014edc95b7d71c1ddcd402b31f7d267d167a3e2c4c3718dd1ad27f366269ff359ecd686655ff56bd341c03786c294732d46c71e1240014de6bca71c41fbebff73b6d73c17f2d7a807c8e005b90ca6937160238790a63f2f23b4fef071320cb848f13c50a99eeed64da4caf95cb9e58c43549a30f76396252957a397e6d9c0ea7bf0e74cb183f2e5f1", 0xec}, {&(0x7f0000004dc0)="7a48a48a2d136e5d3a42ec6dc09f7d1147743ad5d22c9ec99ba7d93f59c24bc6659c83cdf6aa92e2c6485af79d7727e6b49da375be01caec5a69d3eb54d80a2456d774196b1e980355a85c9f536fd070b00dc923f04c6f7a0ba95c", 0x5b}], 0x6, &(0x7f0000004f80)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}, @cred={{0x1c}}, @rights={{0x20, 0x1, 0x1, [r14, r7, r15, r16]}}, @cred={{0x1c, 0x1, 0x2, {r17, 0xee01, 0xffffffffffffffff}}}], 0xa0, 0xb3a73e60d1468c1}}, {{&(0x7f0000005040)=@abs={0x0, 0x0, 0x4e24}, 0x6e, &(0x7f0000006340)=[{&(0x7f00000050c0)="e41822af67265d4d566332bfe6bcabb513c64e02a8165617f2e8c31a221ff883d4ea4f0c1d3f14d13b08c9951ca7e9a5650e25f6fe0fb2566df5c7e6f31a3c9995771adbd943a30521c47bef8d7bcbda5ee9a1fbf03ffcd1f2537129bdc6d2aafb7654055705ba69da3ad017105c04e29e0ecbe428275235d9e9c1a496886c73a2ec09d2895fd33be5e0f348e5ebbbaf772f62bfc3859691debb6f5d1cdb5f13fdd3401f36234a191ad4cc5ef1acd8fb02e232a35df6db7be391b2d52f26aa96b5698f", 0xc3}, {&(0x7f00000051c0)="e6e13a1abb25eccc6cb4315a144970a5688797e0dd36042bf27967d585e19d27f6823c9bcc1f853a1b9e3d9dadbc21f6768ed9cce56fe99c9013392d0e08096f570b2fbf013ec1929278127176ecf2676868680164fe46df06c4fa656d0c50969e62db480defe04615e664f6a13d8c3ed570954ef5d76ada51d462d85d361de25250b4ef067d07474151e29391c8b146345374156b53c52705c9feabd3e93d8f4dbb89986c5ababb50e976ee04e7f3ba9e12f4f682e8483e632eb7", 0xbb}, {&(0x7f0000005280)="b33fe233a8b3268407a7b87382ac7015a77ee9bc5ace6fa5602a36505a35d215af3d52e0f4051e6dc804379ef8050fc1a6cd36a21259dbc45ba74087e6adaa4de8c1e326550a365cd3cbb4ab538e8c577d3c872763bc21befbb36cddf10924ebd6c5e0b223e9079866671d10ef847fd9cea43f8ed7afa374604c98702674630e0b69c9bbd5ac06843a2b7030b578676902f6aadacb0f2e24c3b694fe41eddac75ee7551242639d4fe135bdcd8b944f18e9d5ed9aafd8166585966e", 0xbb}, {&(0x7f0000005340)="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", 0x1000}], 0x4, 0x0, 0x0, 0x4000000}}, {{&(0x7f0000006380)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000006580)=[{&(0x7f0000006400)="dc3ec50708d05290826954367adffa939c7ef1db22c704e10a92235165f3f0407f23a999f434c6df6798540bedc91a376965ebed5327dd7f3377", 0x3a}, {&(0x7f0000006440)="383aee0ae362489deeaca04d820fea2214adac0774d66ef73cd9dab2afed471af1a0da53e734a54bc2c4e749e9bfddf8565448e6b0c08d759bb733c4d5b4a0643c", 0x41}, {&(0x7f00000064c0)="5f04767ee0cc0d1e5eb02487f59b6371c8cb745cf39582add88277c1dbd116d67d2f01f1789d830312f81c5a80896b7f165440328c227fc3a7af88602d9f887da93f975b8daf866bfe7169d5c48359dc5277f993f77d7de7d6e2f263f63f1ad68c90c6dbb038abba", 0x68}, {&(0x7f0000006540)="6f157df9ddccf51879953952efa534ce3133750a3ff58b74c4c0d244d46f53165e0ff18de680840aeb16e5d93e3f39f3b4c1c45a656da30473266da7", 0x3c}], 0x4, 0x0, 0x0, 0x40884}}], 0x9, 0x40) (async)
r18 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r18, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0xa0, r1, 0x400, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r8}, {0x8, 0x1, r18}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0xa0}, 0x1, 0x0, 0x0, 0x20000000}, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000003000000"], 0x24}}, 0x0)

14:18:19 executing program 1:
ioctl$VIDIOC_CROPCAP(0xffffffffffffffff, 0xc02c563a, &(0x7f0000000000)={0x3, {0x155584ae, 0x4, 0x2}, {0x6a, 0x6, 0xbeb, 0x6}, {0x7fffffff, 0x1ff}})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

[  820.466182] nbd: must specify a device to reconfigure
14:18:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={<r1=>0xffffffffffffffff})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:19 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000280)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="000827bd7000fedbdf25010000000c00030009000000000400000c00020000000100000000000c00050025000000000000001aa59a967a6e0580c622ef5fd881cbfdc3d3ba312e14770ab70fd12e82dcd1a26e3aeefdf733618b0e788421660afadb3db4c7d05dca8f72186e57ba2c5f9f0c6008c85132cfdf5964bc3cee27339fb5e04f20444edd"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x10)

14:18:19 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:19 executing program 1:
ioctl$VIDIOC_CROPCAP(0xffffffffffffffff, 0xc02c563a, &(0x7f0000000000)={0x3, {0x155584ae, 0x4, 0x2}, {0x6a, 0x6, 0xbeb, 0x6}, {0x7fffffff, 0x1ff}}) (async)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:19 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x3c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r2}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x3c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r2, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x3c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r2}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x3c}}, 0x0) (async)

14:18:19 executing program 5:
connect$x25(0xffffffffffffffff, &(0x7f0000000000), 0x12)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/sloppy_sctp\x00', 0x2, 0x0) (rerun: 64)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0) (async)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r7 = accept4$rose(r6, 0x0, 0x0, 0x0) (async, rerun: 64)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={<r8=>0xffffffffffffffff, <r9=>0xffffffffffffffff}) (async, rerun: 64)
r10 = getpid() (async)
getresgid(&(0x7f00000009c0)=<r11=>0x0, &(0x7f0000000a00), &(0x7f0000000a40)) (async, rerun: 32)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r12=>0xffffffffffffffff}) (rerun: 32)
r13 = getpid()
sendmsg$unix(r12, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r13}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000bc0)={&(0x7f0000000240)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000000740)=[{&(0x7f0000000500)="dde4d6ce7af34e468f7e3792475eff0d4f1524aa68368d5ec0754118031601c8e71899a961426c370d063ace15299adee233a53f76166efceb4c4497e58cc4190a2eba0d9db6710f1f8bb0a148bbb6bae4e94ce0b6a1c81a4b5608905c0326033f9fb28ac961f97eafd258ab1019f5d4f2ce051efc0d961eb68ecb9b122cc6", 0x7f}, {&(0x7f0000000580)="8b83c0053724a27ab6a51e7faff6ae77551d809cce457a1fbdb45dacb1801ee1fbce66d3e39cb3d60d5ee9f95f7f6c68b9f3d77bc8efff684ac84b932b636bec186c8d81ca56076a21a64067e2d34b1fa5860d4725a59067699eeb66e2be428c63995bccf950e5bc0c08747c17d581f2e77d16d7d8484ce927558a3a89dc88b5f2a211bca35386147c4c5f6cc3caf83b0d017fd9aca5b4ff1bda6f3f852ddda261ea09971db87700955a5f7eded450197f8fe536f09950b601750b1d2888ef35917d4a1e523c85dab5698c1d63031fbb1d0e", 0xd2}, {&(0x7f0000000180)="060e61af4a5020429302ee344fa37e5419407f6e7c82ea471f233862c36a85450c37623cfc5b6b42ac", 0x29}, {&(0x7f0000000680)="595955dee4aceb15baf1835d72845e3624c7b2bd77eef0b7021459112884571704ce031071832503ac470dc619559403df3f190c63e882d794ca7acc272b51dd4dba60a40df9ab693e6a53e7", 0x4c}, {&(0x7f0000000700)="23aa5cce1012a7451c", 0x9}], 0x5, &(0x7f0000000a80)=[@rights={{0x38, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c, 0x1, 0x2, {r10, 0xffffffffffffffff, r11}}}, @cred={{0x1c, 0x1, 0x2, {r13, 0xffffffffffffffff}}}], 0x138, 0x801}, 0x4000)
r14 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r14, 0x40045644, 0x0) (async)
r15 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r15, 0x40045644, 0x0) (async)
r16 = ioctl$KVM_CREATE_VM(r4, 0xae01, 0x0) (async)
r17 = getpid()
sendmmsg$unix(0xffffffffffffffff, &(0x7f00000065c0)=[{{&(0x7f0000000380)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000000700)=[{&(0x7f0000000400)="6356973c76bc2c22095ef70ec3644636afd54a3f5539aaa8c9fa55e396c81dc211f0d65c711642", 0x27}, {&(0x7f0000000440)}, {&(0x7f0000000480)="38d6595e002d7919692d41d671e357f153391b6c60920f41255a1e774728dfe082cb38fd39986caa8021c88b40acf1428815ded4a71fd88ed41a0663a137d235f4300c30086588864f060c44b55170352fece6b9133b9338fc38021197a7f10dc1debaa9957b18284c0d692e55c75041ec1e503254b996933c850fcccb3e3d9cb5a8da170430307cff43e4d46ea13b71a8c7e09c88ae03c0034c7ef1bbe88e20f4384adfac2808ac55175d82ef307b5730ad93381f3198a7292e52f11502614d5f8d7eb7c9395c07f4485107adfb5b4383df431dbfa9e9152d7c", 0xda}, {&(0x7f0000000580)="29ee4086", 0x4}, {&(0x7f00000005c0)="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", 0xfd}, {&(0x7f00000006c0)='{', 0x1}], 0x6, &(0x7f00000007c0)=[@cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xee00, 0xffffffffffffffff}}}, @rights={{0x18, 0x1, 0x1, [r3, 0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [r9]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0xa8, 0x91}}, {{&(0x7f0000000880)=@abs={0x1, 0x0, 0x4e21}, 0x6e, &(0x7f0000001a40)=[{&(0x7f0000000900)="6431935bd96e40ca0096ba61361c6d095621b8c1b7a5adf99df26d33f86d70e6fb5d4a11e66b870734c308f5a9bde60bcdcefd91c201a2a0d41b8766323b234a61c3ce223fd75076dce10da35e8f23ebc0e437400cb6a7a1e1d620f2381d9634ec2d986e9e8c36a238aa358533e32ea164c4094b5d2ca06f4260a5fa18d8c29e0956117d73b36e98ce84c65cefd7124867dd3068019f448ca3fe6a3246d209af97f26ebd9edb1ecfe34bf222fc8ab946c4d198481764e84b64a989d4145ff60362fa7bbbf0a3665017286238a0807c5c84242a3d7539c847780e60cd823f24f249391d64f55d8765648936139acd88a5e3191693e1", 0xf5}, {&(0x7f0000000a00)="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{&(0x7f0000002240)="60cf6a988365d1e93e4a53219796491c506d3db7eaede7315d0306f55a9573100f4d662af53d1b60f021dfa5be334cb502dacf7bf462885abfa6f75aa123ff3ef2eb9229249bd1f5662369ba9150e0ca1fa25ecd5abb9da9c4a6f24a1d54abdd0f9387c0c3c2cc4153bbb5ef5d5d5914a5", 0x71}, 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0x1000}, {&(0x7f00000032c0)="419f1ec567d208ffec741c05f8f2a509375cada7a26965f3c3c82ac7baaff176ec48e2bedaa05d6f2dd4810cd9e102835c4bed74939dfcaa17695147fda972aef1b5cf416980a4", 0x47}], 0x4, &(0x7f00000033c0)=[@rights={{0x30, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, r9, 0xffffffffffffffff, r4, 0xffffffffffffffff, r9, r4]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}], 0x50, 0x4}}, {{&(0x7f0000003440)=@abs={0x1, 0x0, 0x4e24}, 0x6e, &(0x7f0000003780)=[{&(0x7f00000034c0)="54b580d2e63835e4e069a927fd70e0", 0xf}, {&(0x7f0000003500)="ec332e0ec7dc7ddbc65f704d0242d58bb0ea6d8537d4fbf8277ca8bb15762fb04b10279ff82f5f89515949e29eaec30b2bf8e2ca38b41e1afb15a74438748bb1069d7599fff3e74f55e9df1e1d884ef6277ce6c65904401c701af938f71ac3f72c55", 0x62}, {&(0x7f0000003580)}, {&(0x7f00000035c0)="1dd79c8f27a324dcf6146c59c25a256c6c954c93916f5b8df5ca4ca00da05bab80b3be6a160058b50b45bd1225b407b4dd22202e1aa5687f559a71d9e0a5248acb6e4c6b4cb5dcef519572ae51edeb6ba5cf4415d160a5215ec3c2f0c86316d43c35f9bc9c3522422cd6e32f3fce7f199c61f46738800cb11952805f0136388ab4c7f2be6d", 0x85}, {&(0x7f0000003680)="eccdc9ec918d1a00abe76cf1e6bab60ecc64692a6a7443e54662b023528e316012e34babf1a17bbbb640c71c5de4f6e584368ac610764f7b861e60049cf9581dde8dcdea944bb5877e2793b32f57c26331bd4a3f3805797bcc74a5dcbb44d8e51ea5221811b63c36580dd83fcd837e4366c2e0074c32cf3f5e9644ab3c76d2538bf21ea48f7e57d3fbf6f3ec94d74962319877c9282f4b0745c7", 0x9a}, {&(0x7f0000003740)="0738eb0643840c778b3f30f5f1c886d71a8b782f2482883fe74f8e9a17f2a08f41d130eeb2c51049dc63", 0x2a}], 0x6, &(0x7f0000003a00)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xee00}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}, @cred={{0x1c}}, @rights={{0x24, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [r3]}}], 0xa0, 0x800}}, {{&(0x7f0000003ac0)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000004e40)=[{&(0x7f0000003b40)="f13c0ac1084ca1ee43ee0d93267261a08639fa2d9d0335edfb150e9fe8fe3a58f18e1d9c90d908f6116048a4a9dd2e556aa4a02f44b1e061e6bf4bff9091c8eae768c55e52d998c6e69854e6e41f6804257d0960e2e48852e29951ec212bfc611b12c6b5eb1b56d6174b485f9015930fae90c20a5709a16b941fdc1d3e62f70c0945a3d4374cd00362b028ac76c0f9926411d70fd8950347b8c8fa0dd61698340c2d93043f9ccc490acaac4c0469ea2a017077d82143d00fa759e0128f3baf1685dc07e13ac3c2fef2c7bcf3b18277b92c2cd8bb33e9ede3f008ee7e79fd03c0e23bd040864f38d3afdc4a6b5f7dae964d9c4dc025449e0104098aea7a2fbf3023468ab24360076eec848b3753bd7c515b3fd8d7fb7bfaafa60eca051276ae00d88af114bddc2f409d09042db8c170266376d366ebf742bce8e93b29dd742f84ab8476080f2a4361d2bb0f8478a76cb8142b35d77c6fda8a9b208b862be6e5b27cd5cc27ce81bf6f00f488627a15f53819c22119e32e2c277972c654e5e92494ea7f8b50398da50ccf13708ffebd2493bfb4c739505d442d809dcbf8445ede58bfdf64aefe71a5630292b574f50df80cc47123150cb7aa99620216668978fcdf4dcd93869517f13612344d687b40cd63c68deb4aa7785f14a1fb5e5787767b5ad89723ee8ed69b313b38f5b41869ec40ba3e4e9a192767b676f0eab59375a09d9ccc6fe3a469fbff322f190378d4e1ea83823ee2568a2513ee767e42c4d04cf2b568741b830f27f73e9f38f79ff21124a8b828e32ef4251463bb3c4f25973b8c45a9b9f12ae97f18960bc12e1286b0d2d28853d89dbcc50bda0a49aba29c915df51fed3d231e5e1e78a8b3b2f88c866ceb7702692a046eba850f947060b46de6c6365eb2f2eb243e87c1177032133f8f388bafd00219ee8bcb1a120121c7a70bfb85131a12e8232bc6d483af18ac6203d5c940479287c387fc537fd7a0f26e141f8b270e31628ec1e5ab62a67c1d88aa700fd7eb8f36828655ef528bcb734cd7a96a612397787cc1c5caa8d4188008e06cb0a6fc84911d53fa3545cccbb19df96d4e438d37e5717181233cee1f7ea0a10e14a490267579a2591342a93e28ea66c78b6478a6188817daab692fc43c8a781e8e23a70471f217002c1eb1f5a2b2f46078f9ae3267c7d4f1ad269cccd42e88289269df35c8eb842221f53b5dd1b7d4185c3b9638a52ab19065429d691feeec9ccdf7e8b81dce052d43aec629a68d5ff6dd8bc0465a440cc3893c4c32d1dbd15c9a9c4aa935a80c27c2ebf4e46297eb13af94befa457bc146db9f8ba88d7fbc37315c908aed72bf4b525aae96fd5edfd9a1f00ec851f7c37c85b5faec952a88d641a40a3c5e8a0834abff478fa0b1732afc5f107835425299c67f5148ef060c8b71a3b280dba6fc5e91c2ed32f6d8c8c0d15ea56d29f51fe6afaa3bd9c3bd626a90634f45e17fd473978ac6671b5eed6fa29a3aa818ab8cd6a67bbde90c8cb1f4b3d60bf1052d2a133803f1a640976210427db17d9fa32e50f6e1371ae1e36d33ae1312d6991e3ec4dc63ba116c72ca5597760e4930c81eb43c246d0f3fbc3b57563f91205db819280ea8076db511a35511e87af7e0150ca5653a4eb93bcb35181fc0bab46b6ea8c800d962e46e5d207a168bc734294e3f17e8f1fd7b95346a736687317bbf5055cc9087412839eb75dc246e80afe90beb67ff04533b1d694a56dc0b1a12370c7cd310f616af597cf1be35f397f5619c12ca4b1b325bcf2feafed9cc612a67c10e6dacc7a018f0fa02919e8cb69aa4076cd1e241db9995faae910018f02c31b1f27366864a2e47d8dced919f95b2d4a2647fd53e06e3f0c6cffc468d29702a9e017b2931463136e3351b56d66d846dc7f2f5bb0c1b71af200313b63f01439af39d6396c2ace8b8da50bb763c4bf8470b9f6101cb8239b20e80defa289d83c3d22131f6e56395faa583c6bbcfe5a9a97493c4923e6c44f82e303278b8edeceaf81639c3172ff16b2f2bae11cdf3217b406055ee9da63612f785b2e4f6c18f1fad70610d234fcf33694cc7aefdbfd7a671e0ba0e2df06016268843d30d279e7dee392f16c62dfac97d6028e29c52745744d0060f5d29e88a2ad88b5b7f9ccd9e6dc3d5b540ff94f3ba43999298c7a7a52808ea0c37702e98ad3133ee2e16a30d6352be2c91d7d8f874d350810fe04224f52d77296072df59cfaf1d929bdcf33ddcd7107f1dcda69463f0cb5c57065fb27c38c7fa7a7a3538426ea6be0857492a692584b7a83f114a77e0d4715cad2b39bad94c0dd29c70a51b44e11fc6812c771c7e37ebc7329e979f7d237934d0b52f4fa9c7acb4ce7021ab9a379cc7c0ebd6d487cbc783e5acdb5b3e73af2a358d8f18480d1afa3210d4d962d9c224a48d40b9043cb9a9af13a8dd4d1d28f33ff2573d61ac867a338e8b6ec1a306401d1d8fc09aef62169ba672ba7b992c4e0408b38a939e69657f68c5fe957fe99c50bee3ff0cd1df71419845aaa5ef1722b4c51bdd85abc6b3bb94c85e2da920c41387f7faf498714e5faa190e8956a26edd00aff9cb52c37fccf54143caaf5c9c22184fa0c83d6d3f0fcc5c4a8ee41129913d8f4fa7222bb1799dd67e62c997bd816d20c1eae48f9b936b303ad40d3374a3fc50963a08c59242d40bf909e1ec6289dedc2b2d3fd35800e3488209d681b57956cfdb9b5476f2aa2364669cc4b0a3a5fa5430cbd3f8f2e5045357c7f10e094b2db2c9c943d8e2f594ccde6ef5b2b06ed0802c7cdfd0c6e2ebeb2594d9160d1cec98e01b06073ce2612129bc4745c57602c5796e5792e9102d340f347d73ebeac69223852c2ecf5a93d4a2ecf452193aef00cac356b69956eb98f1ada74cdcbecbfe4355fb6e86a8548fcb5d8ae5d8b2d3738c3e92cf1582effe1525dca6e09bbaf8d8b503c662ae76d1a2515c63ca0c5beee828e218f17a9572a26bac4baf10795c1fa6d89b97279af734d6e964adf730ab53245c622b456c571917f5615f65279528abf71bffc92c18626ec33c4a18b060a25566999d6b3b48df4a8bf0cda5add409a257a046385ab3f7a09b725da8b633a6eb1a7243993e865532f81bb70257778cf8c64e73281d47c2fe85f965527597d84d81ec17f4400badb3df515fdba78b59798ab16c3687062f06b39f983a9308171707cd3ada79019f4c357c167ba6526f401b0c605932d8cf46d14433d7c09a1aef4cb0137b35ef13159b1f88a7c90749d7dd50e8aa2ac4fbcb70cbf16afe8503800ea41d995031dce9857d25cb0a11d539c40d02a40d5dbfb92b1dc4fe2b7a92c81819620821304c3b7daa68d2c0e582879247975a4094082154499c6df37869f0864adc2f6d459d24ed0b1873120d30ffea0f1ec00ecb85c338ba75e65d218ac11d457baae33aa2b81131194ac8aa2cf518e66692ad7e128fa72712e6f44d9c471096b01394a542dbb1c5039b3805dac917cbebe16fbde81ec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0x1000}, {&(0x7f0000004b40)="0616d984bc2836345e58233e968574803d4e7131a6bb5a25a5344fe9085c0f2982c5800ad82c078888c1c34e088d336d1aa9a46e38fa89f0cb7e4fa082865b71c3b42085e5e5ce0ec3218a6774", 0x4d}, {&(0x7f0000004bc0)="613c30256a82207332667ff55e1f5701b35e97248a5ec1e2800db3597f9b5ed4", 0x20}, {&(0x7f0000004c00)="2d41334936059a0dc9a21b35624a084638872d27989d971fc008ea4802ba745cf47984ae96d376d86a214c2db743a48dab7093867cf53d96ccc0f3a6ddcd5ba8ef941dac8e99551b5b01547b55d410cdc3d1bf3e29f55436500d0e1d2c99857aa582ec1129ab09946c27e147926e8de3437aa8d9d34caef985314937a5152ccdf5ad98170d260693e009c64c4a479f3564147ad4abf6bf7c8c745ed9e5b66c239cd11fa7", 0xa4}, {&(0x7f0000004cc0)="33c28ec21f16eb9962e3e85ba0dd2df7874b42db9ff24866bd33236e02de99936e7aed82372dc738027b1815883b95bc581caefe696331259f807d111e04cfc34dee8d15a9e39bf1e1b2bac9d1a2ccb109fdc64d0331f900995b6ea2a0b42095d735772014edc95b7d71c1ddcd402b31f7d267d167a3e2c4c3718dd1ad27f366269ff359ecd686655ff56bd341c03786c294732d46c71e1240014de6bca71c41fbebff73b6d73c17f2d7a807c8e005b90ca6937160238790a63f2f23b4fef071320cb848f13c50a99eeed64da4caf95cb9e58c43549a30f76396252957a397e6d9c0ea7bf0e74cb183f2e5f1", 0xec}, {&(0x7f0000004dc0)="7a48a48a2d136e5d3a42ec6dc09f7d1147743ad5d22c9ec99ba7d93f59c24bc6659c83cdf6aa92e2c6485af79d7727e6b49da375be01caec5a69d3eb54d80a2456d774196b1e980355a85c9f536fd070b00dc923f04c6f7a0ba95c", 0x5b}], 0x6, &(0x7f0000004f80)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}, @cred={{0x1c}}, @rights={{0x20, 0x1, 0x1, [r14, r7, r15, r16]}}, @cred={{0x1c, 0x1, 0x2, {r17, 0xee01, 0xffffffffffffffff}}}], 0xa0, 0xb3a73e60d1468c1}}, {{&(0x7f0000005040)=@abs={0x0, 0x0, 0x4e24}, 0x6e, &(0x7f0000006340)=[{&(0x7f00000050c0)="e41822af67265d4d566332bfe6bcabb513c64e02a8165617f2e8c31a221ff883d4ea4f0c1d3f14d13b08c9951ca7e9a5650e25f6fe0fb2566df5c7e6f31a3c9995771adbd943a30521c47bef8d7bcbda5ee9a1fbf03ffcd1f2537129bdc6d2aafb7654055705ba69da3ad017105c04e29e0ecbe428275235d9e9c1a496886c73a2ec09d2895fd33be5e0f348e5ebbbaf772f62bfc3859691debb6f5d1cdb5f13fdd3401f36234a191ad4cc5ef1acd8fb02e232a35df6db7be391b2d52f26aa96b5698f", 0xc3}, {&(0x7f00000051c0)="e6e13a1abb25eccc6cb4315a144970a5688797e0dd36042bf27967d585e19d27f6823c9bcc1f853a1b9e3d9dadbc21f6768ed9cce56fe99c9013392d0e08096f570b2fbf013ec1929278127176ecf2676868680164fe46df06c4fa656d0c50969e62db480defe04615e664f6a13d8c3ed570954ef5d76ada51d462d85d361de25250b4ef067d07474151e29391c8b146345374156b53c52705c9feabd3e93d8f4dbb89986c5ababb50e976ee04e7f3ba9e12f4f682e8483e632eb7", 0xbb}, {&(0x7f0000005280)="b33fe233a8b3268407a7b87382ac7015a77ee9bc5ace6fa5602a36505a35d215af3d52e0f4051e6dc804379ef8050fc1a6cd36a21259dbc45ba74087e6adaa4de8c1e326550a365cd3cbb4ab538e8c577d3c872763bc21befbb36cddf10924ebd6c5e0b223e9079866671d10ef847fd9cea43f8ed7afa374604c98702674630e0b69c9bbd5ac06843a2b7030b578676902f6aadacb0f2e24c3b694fe41eddac75ee7551242639d4fe135bdcd8b944f18e9d5ed9aafd8166585966e", 0xbb}, {&(0x7f0000005340)="a7fd554aef723f5b06db1161be3d5e3bbed8540f19ab0ba97b33057a0b26690442f8ef0f948bb7a7d4520f71dd188f4cae7b0094a640a44cb28e79b33f25d4c6fa2226088cda1abd8b9e8f32e4c93cdd25aacb66964f2970991a9f44414dea9c8849594a840a80d5befd212c059439fb31c254ab0e4434652fdc349baf33154c0b67c7613611dce270ec21608ade96b291d3753bf7bc0f16aecce4403e57975c6015b651776d07570506a9b662e40d54c9e8706d56be6d92472373c57a1ae32fa4b6fd18bd5a63a30e952039489a525918c005e7e5ac4c878135aae5c1269944a60124e9d7e5f586351bf1306bc55956364b6cc66eecf32099a17bd3ae25a31176ec3fe0572a367bf79b9fa135abd33227c8f4ccd9c93e24caef78a174f76b6c43c847ab1b486a0ce73dc698f21e98dff135605877fc8d1ba51b311535d77dfd59ff129ff68288b23c92d58e99a31c75048760fc7922281095f679e10747a29a13438d1db74b3f2feea062e19523e07c6539908d9ef81feb28832426f603400de56e52a26797dca0c0ea98858425211a34ff2166742b075fcab92a848e420e426d4512576fa06f369bb5749cb3c103077208949f0dd13b76fd6630e006bd19df697925c24e4ac48c000f28ab647320f3f14b8334bacfb33f68693c60c12f47fca60182e80d3ab683e454005f9015b4269b243dac103ba2164430cf5d0d5ccf7e410d114d7992d5fab9000898e49ea922eb44917e6f2fd9daef58e838115b2036413331bd88ae7545a9051ae8d1296fd2d546bef186e6589931abf35a97340b73a74f1db56bba5f2a6b8650efe3c16bcd1543d4ff3aa65a9f17c12943c41e0ec3735ad2506eb87d2feca657371e658261726853a6c8c2f4ba63f31b6d07fe28237455482419559ff43e38f5013e864fee89e503f8e30be48e2f399dd7aa58ec1c3c5b07ad408ee993fe5aeb0f4ecb1f34ed39aba9a7991009503afab5ea9e5e8b51cb5219aa8da6f9731e93367440b84aa2be24330682b0f46834abd8de79c02b5ab9acba4697b2242b8ac9c73f58e1d9d01c3c79a51d50654fc9953fb62871153c5276b4191793a81ceee732411bb19966b17a680be7251c1e2cc583b3c8cd4ed9e95d4ed8d3d3e86f109231d263b438f6461a166ad536f67a53eadc0e6b6d16d4fa2f96d77b6c8db522db5e20f08a42be14168ca15edaf9cbe75aff1486d3e2ba54232c2a7021513bb7625eef9751368b6726ab19addc471f6448cc2e89d1c629b9136eee33cfdcf7298c0e8ba0de1958d5adc021a671440f704e2bd8bc83a8ee9b85f97a6cbd202105c8377bc6cef0a39d5780cf699f7e8a773bf257f06533777a5663f4e6c8ffa9b31b8fd8ca1ac4c5e259f011c979cf7d97448939b54d9db9f4608bcbe22371de01ba2ffeff93f42a7b1f20e54df67cdd560f58094d9a4f1ee273ac1a1553eb1bc4664801ba30e41dd1f28386548e900e4dceeeef5bfa1b128b74c8b2d074252c47d729f6d3bbbf995c1d171e8c123c51ac7054601a605b39792f285121581a4b7bb37bf2c291093b11a640d27991b1be8480e9bbef6ecb4fcf61901e765993f9d4803e9dbea9be274bd3935b044a11aa24ef74ba10cd9269bd25af598ff2854d394c1af59e5ca70de7ab995446cc0087eb84234297138668768a187a80d0ddcb605f32ec448999ebc29bbf9fd50bd5e14b498c56898a424a76edc6394c988b25e1af5957da51d89bca201f25e8a02bf2c520238e01ed8f1a0d077346b0beb8087299830f88a4d683bded4497af7152aa7cd86488ea1bcf4f322860afcee1f5d7c8665d2429818788ca8c1b452b1ea326157a50e6604682b070ea9c112d4e02afa183432ea7a69cd936be7a4b63c4dc5ad720b5a2b6fe1678451663aed0b03ec61b73b0ac42f4307776f3d445a187a8e4e0bb6aa463d7cd5bb1c6c0576521ad9fa6b7c2046c88d47dca376d77439378c0bf5733076b0c82a7849aab662eecba213c55c2d76f49c4d984d4908490856dd937165b8663b530a13c7e8214c1d48122624aa413cdd9d19a7f022b77557a9cc4255f73b8c02644ee0feec52fc127478c44a93823a7c016aa712207731594b7f06eaddee328a17b92ae390e52f5c498557ed3acc36c1a4664c8cd2819b8f5ce28569d713f9331927208b667b054d0935772b3532b57dabf6ca6b2f8c94f4d6b6d12bbbd4e8a5df901df2d80010e2ac85642a4531b01250b640961fb668bfccb9af32bbcf87c4460913ac28a5d6ed5a2dd14071eb536ab29919866fcb1a54d8e94d5747dfd46911313eb230dea998da26c4a29bc25d448f59e4d354d15e6f530fb6d94a61dfe889a5ff193ea3deb69c0bf98e84e07c32aa5dfc59cb938796a3e669290b5dd38ca833d08ad25b1ddaad1e88db3081e176df142487d50fba6739306a34b0594829829a1fb0f21a2d0e973714564fc31627f4e90c1a24ac97ad3d16b7cb86349f03a2ad3cf207b96669be2f13d88a37d3fd0ae623d488e551ff54c83d9a21643d7f283bceee048a9ea95c12e87898ab5c92c1d550dc7563cbb2ab2dea1fe0addb59925365a6deb4561da724d1c6c12989f62f8c421fe5368a1391d8d7766335409903f196b7ca7ac2443053e33773b459d53c81d7e7e5a39cfc07f1fb6799008d005fa5bbaf816ca939b2557fa3398a77fcd1add9f066838083cb4b8e79b101d6b57f86588ea477a63e8a5d17eb1c34ec49b61d11e6cde4e01c8c397df4e8b0506d9a3ebf6294b8ae8b7315ada433cf7d16842f930ddf3c738858fb2a3f8576cf6e5c9a20909d5b51d541239bd654f721c5616f3d86987643549a933c8786c673ee427d22a6d0979b534f50ec03f90d292b513aea85fa50c1cd3751a08980e07327071eae1c05d5029a118aecd7db5e31da88d02bf19589d23875ae78efb414bdc0d1a2c43d2f7186403b6f688d921b19ecb43965862e001d919cbe0fbfa4f3b391af5a7fd3051482d398f9c61242a9f6f50f407e7949660a2f26c5cdba4b6ce762fc5d0d4e62fae096318f1d30aa4e7e39072a10eb2c16517ff083712b881220479cff90b1f087662d093f65c3ab6114277bc02c68450d2772f8298fd3ba93f93242c9c94a8ca4c23a4a6d79ffe03c2b02f6a3b52f2dbf1d8774b06ce57418389e47c2e1c3ec78c55dbf2d9db601d2cb4eb8417d7561ebbab4d4f80ce64834efab7b60787c3a672cdf508421c17802f92e3c3ec6fe4a582e4f39a889f761cc89d15f21c5cce1182b6eebc02cd11b6267523b2ba6731bb04c3bda7bbfad311387c464a8912e0bc298697f89f4c8a2ca3ca2a9ddccf8e9c72eb356e33afec2312ebc89f13b7d4f8479dbc0b08699f778e0be77d32f08c85713d79bd683e77670192f20ce3e82f3d81f66321f3e5665a80fa9384d3982b22ebd8bb42b9f0dde7598109c6cd0ef9f723408a4c25a425502185fd3df0f85e88a9b07f5e0b5d908fc0a18190277f6e3174167c6db50f388047935b42aa1beee29a0da3c35c502f07d4c8aa8b253468bc6e8cfdce463a67ffc051a3c21b358577d0c90993d975eb7d8883ad510d011fd082a3501fce3191b247ea5c89d5746512a73b918de891a71c860835cfb916ba6e8e39154d75cbdc6eee31e00f23fa4f96490846a060fb257dad0b3ec6bcc33ce6d958d6f665204a452e8e923a23f29945f17230cac118b8f26a88f1fdc849d80752a6e0442f733fbeb6c7ff7748735de0151a12d613a178a6aaff7dd25ef24ddcaf1256288ae6f45b85aa1ff5ccfd40cd6008504aafef26b1378e15c0c8a5904386ee8fb2ca93128f8625c59f1e2feffbd13d0b6b481ff360893b7aa43b2149a7b6e33f1cbf2f872ffe10968977bc15ced36783d8485ac606f777582b17904a9decfd25949667f517eb653b4c99d8f6cdd46d9535e1febb89043a209dcd3b3dfbd9a05d00f0142cfdc0ff40af189151f247b126e91d0adbd1466c16f91e7e3eb1354ce2692ce7946acdb6737121acf1ac4605851c1ccd0c5ff7d3ad0e2c62c2dceb25fa1f7cc1185132988f559e12e1f89227a756c4c9a49840e6459ac1e6980c12e77b73e6d899e7854e4cde6cacef5beb454168e3a58f085ccbba1cd31684e09703d715a325589f1cceb2373a90ae51a06cba11235ef82cd8cbf4a807acb96953f800f0963a1bca7b622cf18f5742022ebc5cc361b6b7257b4ec4d957f22836988d4814d5e797826c70b9ac94c8a6bbe530a1a85a379788c2f01d7971a7f996c5378977bdafb546018bfc2bc442b33576a740df85744f4f98f42b085a92d0190d5fbabad9064fdc0e017810952cc4e7ac59ff685d80a3ec9e4290682e86c3c609c41edbf9558a2264a1afc1140c60d9bfd8103eba5cee6932784199a58a685f3843d4cc5683cccdb09b95c943b1d992a6f5b8d495683fa1d5e0e99c56bde3639be3477688567ceb839d701b0e27f84047a47563048ef51ff0ba1e05f4271b7d950193b733bf137e3a3cdbde1623accee8dda33710c8a205ab5a956efb777688aa76631f326da427bb6a06179ba1f1aadc84c2c1094e2d86526d5ff43b685e94a90f008c36a1756ded7ac50c4cb4d33d51ab645cb54e8e4281ea43189fe2a456cd3b582c8e4e931c32e1e6e976b2745a9f15823966e460ecd5174bc4d154853a23055a0a739703d5745d944a384a8ea25719ca02dacc67d81888a5b332dfd37bcbec75be98e4b0a2fc35cb08244455962e8c9c6636c05c829abdcdc6525fa94cd6e56da6a6af73d9ce6dc4da719c573dcdce79b5ca110dd007d038620580adb33303f5a8e9c165ffa1158f012ea7af2b14c2cc64806327c25899968e994dd92e8d290da24b99f8c2d5632c40b1e5d361831a1db084401f0b51e74a0741d80098f3e3fd1ff8291ad59d3aaf3381dd6f09af52cc27e9d606e40d0005c7fe33ad049257f7a99aa236b2d59e4bcca12ac34adaeb77e431c6aad139a8979923d1956a4028c108810dedaa1133227da84e3444c3884d7b8a877a6be8268aed952f1cc8529f06187481aedc4e0109da1b1456b3f780c9bbc12abd7e233936eb3d60802730a02da0e9724fd449d2353a7bd99ab8ab6c94d0f62f6d729319ae3caf1ddb1aceb8035a16eb065e0d96e9920806951ff417c4f31bf5fe0bcdfa751f6d41b5659c888852bb1aee1bd27fe1cd8eca685a0d326c53288dad0441317dbe88f16eb8ef339dc6ba0b868c64075bab9bfa2698079d68c7fe39022a3b17fcd2ca1a450ca557e67333500dd0a6e6b18eb91a6ba68dabb8928837caf0b687d706f165410becf7c8557e65c289817e1b13eef774f5a807bbfb378fc2266df3a43ff4bca7584b6ea2aba34544e40e1487adbdd09f7e47e45fd2d024139804a6a21df41fd6debb26a77fe92eae35d5ee3e258e87daf84c14610f67a1080149aef544427aa800c2f70cff5d3697aaf9e94683a0109ed2d294fce3ee78b5d1be8dead51c202f68f30398221e894ca054790225ef24777a3050f1693e77d8dc76585bbae68d41b9254e21388b1eca73696245ae69fbe40d7f678b631f23f206a4773313ad6145334683f10438d82faa390c3aa202de889c458c99d486178d204932cdae0a4447fd7d75440e777212d198fff16e6e225812db1e0db185402115a1df49b70f67cd9ea98354a253ed376c06458906aea19056cdb95b49b9a6281a23180cb561c725011fb5aa06943052988a99335624c81e2b72681e26ebc35096cc581cc886bd689362440458fbebfab1d3b4da23fb64288630874e9056ef13bb36dbb63c", 0x1000}], 0x4, 0x0, 0x0, 0x4000000}}, {{&(0x7f0000006380)=@file={0x0, './file0\x00'}, 0x6e, &(0x7f0000006580)=[{&(0x7f0000006400)="dc3ec50708d05290826954367adffa939c7ef1db22c704e10a92235165f3f0407f23a999f434c6df6798540bedc91a376965ebed5327dd7f3377", 0x3a}, {&(0x7f0000006440)="383aee0ae362489deeaca04d820fea2214adac0774d66ef73cd9dab2afed471af1a0da53e734a54bc2c4e749e9bfddf8565448e6b0c08d759bb733c4d5b4a0643c", 0x41}, {&(0x7f00000064c0)="5f04767ee0cc0d1e5eb02487f59b6371c8cb745cf39582add88277c1dbd116d67d2f01f1789d830312f81c5a80896b7f165440328c227fc3a7af88602d9f887da93f975b8daf866bfe7169d5c48359dc5277f993f77d7de7d6e2f263f63f1ad68c90c6dbb038abba", 0x68}, {&(0x7f0000006540)="6f157df9ddccf51879953952efa534ce3133750a3ff58b74c4c0d244d46f53165e0ff18de680840aeb16e5d93e3f39f3b4c1c45a656da30473266da7", 0x3c}], 0x4, 0x0, 0x0, 0x40884}}], 0x9, 0x40)
r18 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r18, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0xa0, r1, 0x400, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r8}, {0x8, 0x1, r18}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0xa0}, 0x1, 0x0, 0x0, 0x20000000}, 0x10) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000003000000"], 0x24}}, 0x0)

[  820.539231] nbd: must specify a device to reconfigure
[  820.553721] nbd: must specify a device to reconfigure
14:18:19 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={<r1=>0xffffffffffffffff})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)

14:18:19 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000280)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="000827bd7000fedbdf25010000000c00030009000000000400000c00020000000100000000000c00050025000000000000001aa59a967a6e0580c622ef5fd881cbfdc3d3ba312e14770ab70fd12e82dcd1a26e3aeefdf733618b0e788421660afadb3db4c7d05dca8f72186e57ba2c5f9f0c6008c85132cfdf5964bc3cee27339fb5e04f20444edd"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000280)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="000827bd7000fedbdf25010000000c00030009000000000400000c00020000000100000000000c00050025000000000000001aa59a967a6e0580c622ef5fd881cbfdc3d3ba312e14770ab70fd12e82dcd1a26e3aeefdf733618b0e788421660afadb3db4c7d05dca8f72186e57ba2c5f9f0c6008c85132cfdf5964bc3cee27339fb5e04f20444edd"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x10) (async)

14:18:19 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$nl_generic(0x10, 0x3, 0x10)
socket$inet(0x2, 0xa, 0x0)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="00000000093c03"], 0x38}}, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:19 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)

[  820.626759] nbd: must specify a size in bytes for the device
[  820.647545] nbd: must specify a device to reconfigure
[  820.661632] nbd: must specify a size in bytes for the device
14:18:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/am_droprate\x00', 0x2, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="739fe7a717a450c4f0f65e5332151f1fad1211", @ANYRESOCT=r0, @ANYBLOB="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"/316], 0x3c}}, 0x0)

14:18:19 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = accept(0xffffffffffffffff, &(0x7f0000000080)=@alg, &(0x7f0000000100)=0x80)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
recvmmsg$unix(r4, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0)
sendto$unix(r4, &(0x7f0000000300)="eda63370cc171e846f", 0x9, 0x10, &(0x7f0000000340)=@file={0x0, './file0\x00'}, 0x6e)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000280)={0x5c, r1, 0x300, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x12, 0xa, '$/[]-&\\\x1c\'*-*]$'}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r5}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x1}, 0x1)

14:18:19 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x2c, r4, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x2c00c884)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r2)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000480)={&(0x7f00000003c0)={0x74, r6, 0x400, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffffe}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '-&*]^*'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7fffffff}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}]}, 0x74}}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:19 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socket$inet(0x2, 0xa, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="00000000093c03"], 0x38}}, 0x0) (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:19 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, 0x0, 0x400, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}]}, 0x20}, 0x1, 0x0, 0x0, 0xc004}, 0x64008080)

[  820.724190] nbd: must specify a device to reconfigure
[  820.732956] nbd: must specify a device to reconfigure
14:18:19 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/am_droprate\x00', 0x2, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="739fe7a717a450c4f0f65e5332151f1fad1211", @ANYRESOCT=r0, @ANYBLOB="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"/316], 0x3c}}, 0x0)

14:18:19 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x78, r3, 0x200, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '+@&))/&+/:'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000090}, 0x0)
sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100002}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x5c, r3, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8c}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4010}, 0x8004)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000003c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x1040000}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r3, 0x1, 0x70bd29, 0x9, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000044}, 0x8000)

14:18:19 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r3 = accept(0xffffffffffffffff, &(0x7f0000000080)=@alg, &(0x7f0000000100)=0x80) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
recvmmsg$unix(r4, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0) (async)
sendto$unix(r4, &(0x7f0000000300)="eda63370cc171e846f", 0x9, 0x10, &(0x7f0000000340)=@file={0x0, './file0\x00'}, 0x6e)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000280)={0x5c, r1, 0x300, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x12, 0xa, '$/[]-&\\\x1c\'*-*]$'}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r5}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x1}, 0x1)

14:18:19 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, 0x0, 0x400, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}]}, 0x20}, 0x1, 0x0, 0x0, 0xc004}, 0x64008080)

14:18:19 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x2c, r4, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x2c00c884)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r2)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000480)={&(0x7f00000003c0)={0x74, r6, 0x400, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffffe}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '-&*]^*'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7fffffff}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}]}, 0x74}}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x2c, r4, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x2c00c884) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r2) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r7, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000480)={&(0x7f00000003c0)={0x74, r6, 0x400, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffffe}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '-&*]^*'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7fffffff}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}]}, 0x74}}, 0x880) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0) (async)

14:18:20 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socket$inet(0x2, 0xa, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="00000000093c03"], 0x38}}, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:20 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/am_droprate\x00', 0x2, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="739fe7a717a450c4f0f65e5332151f1fad1211", @ANYRESOCT=r0, @ANYBLOB="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"/316], 0x3c}}, 0x0)

[  820.836817] nbd: must specify a device to reconfigure
[  820.856602] nla_parse: 23 callbacks suppressed
[  820.856607] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'.
[  820.882018] nbd: must specify a device to reconfigure
14:18:20 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, 0x0, 0x400, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}]}, 0x20}, 0x1, 0x0, 0x0, 0xc004}, 0x64008080)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000100)={&(0x7f0000000040), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, 0x0, 0x400, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}]}, 0x20}, 0x1, 0x0, 0x0, 0xc004}, 0x64008080) (async)

14:18:20 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYRESHEX=r1, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000200", @ANYRES32, @ANYBLOB="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"/276, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 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$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='p\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000225bd7000fedbdf25050000000c00040000000000010000000c00050000010000000000000c00050008000000000000000c00080004000000000000000c00030006000000000000000c00040084000000000000000c00020006000000000000000c0002000600000000000000"], 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x20000045)

[  820.907647] nbd: must specify at least one socket
14:18:20 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async, rerun: 64)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x2c, r4, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x2c00c884) (async, rerun: 64)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r2) (async)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0) (async, rerun: 64)
sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000480)={&(0x7f00000003c0)={0x74, r6, 0x400, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffffe}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '-&*]^*'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7fffffff}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}]}, 0x74}}, 0x880) (async, rerun: 64)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:20 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = accept(0xffffffffffffffff, &(0x7f0000000080)=@alg, &(0x7f0000000100)=0x80) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
recvmmsg$unix(r4, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0) (async, rerun: 64)
sendto$unix(r4, &(0x7f0000000300)="eda63370cc171e846f", 0x9, 0x10, &(0x7f0000000340)=@file={0x0, './file0\x00'}, 0x6e) (async, rerun: 64)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000280)={0x5c, r1, 0x300, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x12, 0xa, '$/[]-&\\\x1c\'*-*]$'}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r5}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x1}, 0x1)

14:18:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x78, r3, 0x200, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '+@&))/&+/:'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000090}, 0x0)
sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100002}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x5c, r3, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8c}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4010}, 0x8004) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000003c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x1040000}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r3, 0x1, 0x70bd29, 0x9, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000044}, 0x8000)

[  820.934223] nbd: must specify a device to reconfigure
14:18:20 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000040)={0x8, 0x8000, 0x4, @broadcast, 'tunl0\x00'})

14:18:20 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYRESHEX=r1, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000200", @ANYRES32, @ANYBLOB="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"/276, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 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$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='p\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000225bd7000fedbdf25050000000c00040000000000010000000c00050000010000000000000c00050008000000000000000c00080004000000000000000c00030006000000000000000c00040084000000000000000c00020006000000000000000c0002000600000000000000"], 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x20000045)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0) (async)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYRESHEX=r1, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000200", @ANYRES32, @ANYBLOB="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"/276, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='p\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000225bd7000fedbdf25050000000c00040000000000010000000c00050000010000000000000c00050008000000000000000c00080004000000000000000c00030006000000000000000c00040084000000000000000c00020006000000000000000c0002000600000000000000"], 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x20000045) (async)

14:18:20 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)={0x40, r2, 0x100, 0x0, 0x2000080, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}}, 0x4000c844)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x20, r2, 0x100, 0x8000, 0x10, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2d}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000004}, 0x0)

14:18:20 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="a8810000", @ANYRES16=r1, @ANYRES8=r0], 0x2c}}, 0x0)
bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000000)={0x9}, 0x8)

[  821.028987] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'.
[  821.060478] nbd: must specify a device to reconfigure
14:18:20 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000040)={0x8, 0x8000, 0x4, @broadcast, 'tunl0\x00'})
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000040)={0x8, 0x8000, 0x4, @broadcast, 'tunl0\x00'}) (async)

14:18:20 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000300)={&(0x7f0000000140), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, 0x0, 0x2, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x28}}, 0x50)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0x54, 0x0, 0x800, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x8800}, 0xc000845)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0305000000000000df00010000000800010000000000040007800c0002000000008000000000"], 0x2c}}, 0x0)

14:18:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x78, r3, 0x200, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, '+@&))/&+/:'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000090}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100002}, 0xc, &(0x7f00000000c0)={&(0x7f0000000180)={0x5c, r3, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8c}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4010}, 0x8004)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000003c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x1040000}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x20, r3, 0x1, 0x70bd29, 0x9, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000044}, 0x8000)

[  821.074942] nbd: must specify at least one socket
14:18:20 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)={0x40, r2, 0x100, 0x0, 0x2000080, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}}, 0x4000c844)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x20, r2, 0x100, 0x8000, 0x10, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2d}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000004}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)={0x40, r2, 0x100, 0x0, 0x2000080, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}}, 0x4000c844) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x20, r2, 0x100, 0x8000, 0x10, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2d}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000004}, 0x0) (async)

14:18:20 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="a8810000", @ANYRES16=r1, @ANYRES8=r0], 0x2c}}, 0x0)
bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000000)={0x9}, 0x8)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="a8810000", @ANYRES16=r1, @ANYRES8=r0], 0x2c}}, 0x0) (async)
bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000000)={0x9}, 0x8) (async)

14:18:20 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYRESHEX=r1, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000200", @ANYRES32, @ANYBLOB="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"/276, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0) (async)
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$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='p\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="000225bd7000fedbdf25050000000c00040000000000010000000c00050000010000000000000c00050008000000000000000c00080004000000000000000c00030006000000000000000c00040084000000000000000c00020006000000000000000c0002000600000000000000"], 0x74}, 0x1, 0x0, 0x0, 0x8001}, 0x20000045)

14:18:20 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000300)={&(0x7f0000000140), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, 0x0, 0x2, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x28}}, 0x50) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0x54, 0x0, 0x800, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x8800}, 0xc000845) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0305000000000000df00010000000800010000000000040007800c0002000000008000000000"], 0x2c}}, 0x0)

14:18:20 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000040)={0x8, 0x8000, 0x4, @broadcast, 'tunl0\x00'})

14:18:20 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x14}, 0x14}}, 0x4054)

14:18:20 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000300)={&(0x7f0000000140), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, 0x0, 0x2, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x28}}, 0x50)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0x54, 0x0, 0x800, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x8800}, 0xc000845)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0305000000000000df00010000000800010000000000040007800c0002000000008000000000"], 0x2c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000300)={&(0x7f0000000140), 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, 0x0, 0x2, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x28}}, 0x50) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0x54, 0x0, 0x800, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x8800}, 0xc000845) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0305000000000000df00010000000800010000000000040007800c0002000000008000000000"], 0x2c}}, 0x0) (async)

14:18:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = accept(0xffffffffffffffff, &(0x7f0000000180)=@l2={0x1f, 0x0, @fixed}, &(0x7f0000000000)=0x80)
connect$x25(r2, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x3}}, 0x12)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)

[  821.153230] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'.
[  821.169918] nbd: must specify a device to reconfigure
[  821.178515] nbd: must specify at least one socket
14:18:20 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x14}, 0x14}}, 0x4054)

14:18:20 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="a8810000", @ANYRES16=r1, @ANYRES8=r0], 0x2c}}, 0x0) (async)
bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000000)={0x9}, 0x8)

14:18:20 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)={0x40, r2, 0x100, 0x0, 0x2000080, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}}, 0x4000c844) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x20, r2, 0x100, 0x8000, 0x10, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2d}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000004}, 0x0)

14:18:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = accept(0xffffffffffffffff, &(0x7f0000000180)=@l2={0x1f, 0x0, @fixed}, &(0x7f0000000000)=0x80)
connect$x25(r2, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x3}}, 0x12)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)

14:18:20 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
syz_genetlink_get_family_id$ipvs(&(0x7f0000000000), r2)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="03051000000000000000010000004185010000000000040007800c0002000000008000000000"], 0x2c}}, 0x0)

[  821.232185] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'.
[  821.242562] nbd: must specify a device to reconfigure
14:18:20 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\\#'}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x40014}, 0x0)

14:18:20 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x20, r1, 0x4, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x1}, 0x80)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$SG_GET_LOW_DMA(0xffffffffffffffff, 0x227a, &(0x7f0000000240))
syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x14, r1, 0x2}, 0x14}}, 0x0)

14:18:20 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="00541ee82301901a61b8227ed2597bc8b7a7f6baf6489d665817460413dc69f171fb2b0ce4a3cd98f1ee1395848d812118955f8427fc771ced77dcd0db7b379507ac8696f37675c5f3f24d29bd9e359080471dc9af91c4cf7a4fdb2c7ac116700deaa8d71e176e526b1459591a8275a03277493a885d7e2872bb2dad98cabcc9943f2669edc57db2aaefab56d77238e4f7e38340494964c90347e6bac84086818d43", @ANYRES16=r1, @ANYBLOB="00080000000000000000010000000800010000000000040007800c00020000000000000000000c000200090000000000000005000a00290000000c0005000000000000000000"], 0x4c}}, 0x0)

14:18:20 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x14}, 0x14}}, 0x4054)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r1, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x14}, 0x14}}, 0x4054) (async)

[  821.289493] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'.
[  821.312686] nbd: must specify a device to reconfigure
[  821.318850] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'.
14:18:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = accept(0xffffffffffffffff, &(0x7f0000000180)=@l2={0x1f, 0x0, @fixed}, &(0x7f0000000000)=0x80)
connect$x25(r2, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x3}}, 0x12)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
accept(0xffffffffffffffff, &(0x7f0000000180)=@l2={0x1f, 0x0, @fixed}, &(0x7f0000000000)=0x80) (async)
connect$x25(r2, &(0x7f00000000c0)={0x9, @remote={'\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc\xcc', 0x3}}, 0x12) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0) (async)

14:18:20 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
syz_genetlink_get_family_id$ipvs(&(0x7f0000000000), r2)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="03051000000000000000010000004185010000000000040007800c0002000000008000000000"], 0x2c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r2, 0x0, 0x0, 0x0) (async)
syz_genetlink_get_family_id$ipvs(&(0x7f0000000000), r2) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="03051000000000000000010000004185010000000000040007800c0002000000008000000000"], 0x2c}}, 0x0) (async)

[  821.336558] nbd: must specify at least one socket
14:18:20 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="00541ee82301901a61b8227ed2597bc8b7a7f6baf6489d665817460413dc69f171fb2b0ce4a3cd98f1ee1395848d812118955f8427fc771ced77dcd0db7b379507ac8696f37675c5f3f24d29bd9e359080471dc9af91c4cf7a4fdb2c7ac116700deaa8d71e176e526b1459591a8275a03277493a885d7e2872bb2dad98cabcc9943f2669edc57db2aaefab56d77238e4f7e38340494964c90347e6bac84086818d43", @ANYRES16=r1, @ANYBLOB="00080000000000000000010000000800010000000000040007800c00020000000000000000000c000200090000000000000005000a00290000000c0005000000000000000000"], 0x4c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="00541ee82301901a61b8227ed2597bc8b7a7f6baf6489d665817460413dc69f171fb2b0ce4a3cd98f1ee1395848d812118955f8427fc771ced77dcd0db7b379507ac8696f37675c5f3f24d29bd9e359080471dc9af91c4cf7a4fdb2c7ac116700deaa8d71e176e526b1459591a8275a03277493a885d7e2872bb2dad98cabcc9943f2669edc57db2aaefab56d77238e4f7e38340494964c90347e6bac84086818d43", @ANYRES16=r1, @ANYBLOB="00080000000000000000010000000800010000000000040007800c00020000000000000000000c000200090000000000000005000a00290000000c0005000000000000000000"], 0x4c}}, 0x0) (async)

14:18:20 executing program 3:
r0 = syz_open_dev$swradio(&(0x7f0000000040), 0x1, 0x2)
ioctl$VIDIOC_SUBDEV_S_FMT(r0, 0xc0585605, &(0x7f0000000080)={0x0, 0x0, {0x9, 0x4, 0x300b, 0x6, 0x1, 0xe2f82bb382f0c2e8, 0x1, 0x5}})
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0008ce0413ef029f530000"], 0x80}}, 0x0)

14:18:20 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\\#'}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x40014}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\\#'}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x40014}, 0x0) (async)

14:18:20 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x20, r1, 0x4, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x1}, 0x80)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$SG_GET_LOW_DMA(0xffffffffffffffff, 0x227a, &(0x7f0000000240))
syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x14, r1, 0x2}, 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x20, r1, 0x4, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x1}, 0x80) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
ioctl$SG_GET_LOW_DMA(0xffffffffffffffff, 0x227a, &(0x7f0000000240)) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x14, r1, 0x2}, 0x14}}, 0x0) (async)

14:18:20 executing program 3:
r0 = syz_open_dev$swradio(&(0x7f0000000040), 0x1, 0x2)
ioctl$VIDIOC_SUBDEV_S_FMT(r0, 0xc0585605, &(0x7f0000000080)={0x0, 0x0, {0x9, 0x4, 0x300b, 0x6, 0x1, 0xe2f82bb382f0c2e8, 0x1, 0x5}})
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0008ce0413ef029f530000"], 0x80}}, 0x0)

[  821.376675] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'.
[  821.395987] nbd: must specify a device to reconfigure
[  821.415469] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'.
14:18:20 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\\#'}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x40014}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\\#'}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x40014}, 0x0) (async)

14:18:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = accept(0xffffffffffffffff, &(0x7f0000000180)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f00000000c0)=0x80)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0x88, r1, 0x20, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x19a}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '*'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffeffffffff}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}, 0x1, 0x0, 0x0, 0x40}, 0x9ea8aa1eba48f83)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000380)={0x60, r1, 0x10, 0x70bd27, 0x3, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xd23f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000}]}, 0x60}}, 0x80)

14:18:20 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB="00541ee82301901a61b8227ed2597bc8b7a7f6baf6489d665817460413dc69f171fb2b0ce4a3cd98f1ee1395848d812118955f8427fc771ced77dcd0db7b379507ac8696f37675c5f3f24d29bd9e359080471dc9af91c4cf7a4fdb2c7ac116700deaa8d71e176e526b1459591a8275a03277493a885d7e2872bb2dad98cabcc9943f2669edc57db2aaefab56d77238e4f7e38340494964c90347e6bac84086818d43", @ANYRES16=r1, @ANYBLOB="00080000000000000000010000000800010000000000040007800c00020000000000000000000c000200090000000000000005000a00290000000c0005000000000000000000"], 0x4c}}, 0x0)

14:18:20 executing program 3:
r0 = syz_open_dev$swradio(&(0x7f0000000040), 0x1, 0x2)
ioctl$VIDIOC_SUBDEV_S_FMT(r0, 0xc0585605, &(0x7f0000000080)={0x0, 0x0, {0x9, 0x4, 0x300b, 0x6, 0x1, 0xe2f82bb382f0c2e8, 0x1, 0x5}})
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0008ce0413ef029f530000"], 0x80}}, 0x0)

[  821.432376] nbd: must specify at least one socket
[  821.442478] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'.
[  821.453938] nbd: must specify a device to reconfigure
[  821.459974] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.4'.
14:18:20 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x7c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}}, 0x0)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$team(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$TEAM_CMD_OPTIONS_SET(r1, &(0x7f00000004c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000340)={0x14c, r2, 0x100, 0x70bd2c, 0x25dfdbff, {}, [{{0x8}, {0x130, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0xffff}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x800}}}, {0x40, 0x1, @lb_hash_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x8}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}]}, 0x14c}, 0x1, 0x0, 0x0, 0x40}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r4, 0x8, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa312}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80a}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40000}, 0x8000)

14:18:20 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="030500000000000000187e1fd45b81629e68b8acee28ec6a00010000000800010000000000040007800c0002000000000000000000"], 0x2c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

[  821.504413] nbd: must specify at least one socket
14:18:20 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async, rerun: 32)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 32)
accept4$rose(r2, 0x0, 0x0, 0x0)
syz_genetlink_get_family_id$ipvs(&(0x7f0000000000), r2)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="03051000000000000000010000004185010000000000040007800c0002000000008000000000"], 0x2c}}, 0x0)

14:18:20 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$nbd(&(0x7f0000000080), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYRES32=r0, @ANYRES8=0x0, @ANYRESOCT, @ANYRESHEX=r2], 0x14}, 0x1, 0x0, 0x0, 0x20008804}, 0x0)

14:18:20 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x20, r1, 0x4, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x1}, 0x80)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$SG_GET_LOW_DMA(0xffffffffffffffff, 0x227a, &(0x7f0000000240))
syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x14, r1, 0x2}, 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x20, r1, 0x4, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x1}, 0x80) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
ioctl$SG_GET_LOW_DMA(0xffffffffffffffff, 0x227a, &(0x7f0000000240)) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x14, r1, 0x2}, 0x14}}, 0x0) (async)

14:18:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = accept(0xffffffffffffffff, &(0x7f0000000180)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f00000000c0)=0x80)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0x88, r1, 0x20, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x19a}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '*'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffeffffffff}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}, 0x1, 0x0, 0x0, 0x40}, 0x9ea8aa1eba48f83)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000380)={0x60, r1, 0x10, 0x70bd27, 0x3, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xd23f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000}]}, 0x60}}, 0x80)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
accept(0xffffffffffffffff, &(0x7f0000000180)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f00000000c0)=0x80) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0x88, r1, 0x20, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x19a}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '*'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffeffffffff}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}, 0x1, 0x0, 0x0, 0x40}, 0x9ea8aa1eba48f83) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000380)={0x60, r1, 0x10, 0x70bd27, 0x3, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xd23f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000}]}, 0x60}}, 0x80) (async)

14:18:20 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x7c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}}, 0x0) (async)
r1 = socket$nl_generic(0x10, 0x3, 0x10) (async)
r2 = syz_genetlink_get_family_id$team(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$TEAM_CMD_OPTIONS_SET(r1, &(0x7f00000004c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000340)={0x14c, r2, 0x100, 0x70bd2c, 0x25dfdbff, {}, [{{0x8}, {0x130, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0xffff}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x800}}}, {0x40, 0x1, @lb_hash_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x8}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}]}, 0x14c}, 0x1, 0x0, 0x0, 0x40}, 0x0) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async, rerun: 64)
openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) (rerun: 64)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r4, 0x8, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa312}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80a}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40000}, 0x8000)

14:18:20 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="030500000000000000187e1fd45b81629e68b8acee28ec6a00010000000800010000000000040007800c0002000000000000000000"], 0x2c}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

14:18:20 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$nbd(&(0x7f0000000080), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYRES32=r0, @ANYRES8=0x0, @ANYRESOCT, @ANYRESHEX=r2], 0x14}, 0x1, 0x0, 0x0, 0x20008804}, 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$nbd(&(0x7f0000000080), r1) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYRES32=r0, @ANYRES8=0x0, @ANYRESOCT, @ANYRESHEX=r2], 0x14}, 0x1, 0x0, 0x0, 0x20008804}, 0x0) (async)

14:18:20 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x300, 0x70bd2d, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x41}, 0x20000000)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000280)={0x54, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x54}}, 0x0)

14:18:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = accept(0xffffffffffffffff, &(0x7f0000000180)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f00000000c0)=0x80)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0x88, r1, 0x20, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x19a}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '*'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffeffffffff}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}, 0x1, 0x0, 0x0, 0x40}, 0x9ea8aa1eba48f83)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000380)={0x60, r1, 0x10, 0x70bd27, 0x3, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xd23f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000}]}, 0x60}}, 0x80)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
accept(0xffffffffffffffff, &(0x7f0000000180)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast2}}}, &(0x7f00000000c0)=0x80) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0x88, r1, 0x20, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x19a}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '*'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffeffffffff}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x88}, 0x1, 0x0, 0x0, 0x40}, 0x9ea8aa1eba48f83) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000380)={0x60, r1, 0x10, 0x70bd27, 0x3, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xd23f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000}]}, 0x60}}, 0x80) (async)

14:18:20 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)={0x40, r1, 0x10}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x44880)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000240)=ANY=[@ANYBLOB="3800007494219549b1dd56b60020c80397a1"], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x1c, r4, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4040040}, 0x20008000)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x10b280, 0x0)

14:18:20 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="030500000000000000187e1fd45b81629e68b8acee28ec6a00010000000800010000000000040007800c0002000000000000000000"], 0x2c}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

14:18:20 executing program 3:
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)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYRES32=r0, @ANYRES8=0x0, @ANYRESOCT, @ANYRESHEX=r2], 0x14}, 0x1, 0x0, 0x0, 0x20008804}, 0x0)

14:18:20 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x7c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}}, 0x0)
r1 = socket$nl_generic(0x10, 0x3, 0x10) (async)
r2 = syz_genetlink_get_family_id$team(&(0x7f00000001c0), 0xffffffffffffffff)
sendmsg$TEAM_CMD_OPTIONS_SET(r1, &(0x7f00000004c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000200)={&(0x7f0000000340)={0x14c, r2, 0x100, 0x70bd2c, 0x25dfdbff, {}, [{{0x8}, {0x130, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0xffff}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x800}}}, {0x40, 0x1, @lb_hash_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x8}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}]}, 0x14c}, 0x1, 0x0, 0x0, 0x40}, 0x0) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
openat$uinput(0xffffffffffffff9c, &(0x7f0000000140), 0x2, 0x0) (async, rerun: 64)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (rerun: 64)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r4, 0x8, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa312}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80a}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40000}, 0x8000)

14:18:20 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x300, 0x70bd2d, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x41}, 0x20000000)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000280)={0x54, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x54}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x300, 0x70bd2d, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x41}, 0x20000000) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r4, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000280)={0x54, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x54}}, 0x0) (async)

14:18:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(0xffffffffffffffff, 0xc02064b2, &(0x7f0000000000)={0xffffffb4, 0x1, 0x80000000, 0x0, <r1=>0x0})
ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(0xffffffffffffffff, 0xc00464b4, &(0x7f0000000080)={r1})
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r3, 0x214, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40000}, 0x885)

14:18:20 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
getsockname$unix(r1, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sloppy_tcp\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
semget$private(0x0, 0x1, 0x4)
ioctl$SIOCX25SSUBSCRIP(r3, 0x89e1, &(0x7f0000000080)={'batadv0\x00', 0xfffffffffffffffd, 0x3f})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="03050000000000000001000000000004000780ec0c000200"/39], 0x2c}}, 0x0)

[  821.749973] nbd: must specify an index to disconnect
14:18:20 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)={0x40, r1, 0x10}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x44880) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000240)=ANY=[@ANYBLOB="3800007494219549b1dd56b60020c80397a1"], 0x38}}, 0x0) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x1c, r4, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4040040}, 0x20008000) (async)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x10b280, 0x0)

14:18:20 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(0xffffffffffffffff, 0xc02064b2, &(0x7f0000000000)={0xffffffb4, 0x1, 0x80000000, 0x0, <r1=>0x0})
ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(0xffffffffffffffff, 0xc00464b4, &(0x7f0000000080)={r1})
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r3, 0x214, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40000}, 0x885)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(0xffffffffffffffff, 0xc02064b2, &(0x7f0000000000)={0xffffffb4, 0x1, 0x80000000}) (async)
ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(0xffffffffffffffff, 0xc00464b4, &(0x7f0000000080)={r1}) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) (async)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r3, 0x214, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40000}, 0x885) (async)

14:18:20 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r1, 0x300, 0x70bd2d, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x41}, 0x20000000) (async)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000280)={0x54, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x54}}, 0x0)

14:18:21 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = semget(0x0, 0x4, 0x9)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
bind$unix(r2, &(0x7f00000002c0)=@file={0x0, './file0\x00'}, 0x6e)
sendto$unix(r3, 0x0, 0x0, 0x0, &(0x7f00000000c0)=@file={0x1, './file0\x00'}, 0x6e)
r4 = socket$unix(0x1, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
recvmmsg$unix(r5, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0)
r7 = socket(0x3, 0x6, 0x7)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r8=>0xffffffffffffffff})
r9 = getpid()
sendmsg$unix(r8, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r9}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0)
r10 = syz_open_dev$cec(&(0x7f0000000800), 0x0, 0x2)
r11 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r11, 0x40045644, 0x0)
r12 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r12, 0x40045644, 0x0)
r13 = getpid()
getresuid(&(0x7f0000000840), &(0x7f0000000880)=<r14=>0x0, &(0x7f00000008c0))
getresgid(&(0x7f0000000900), &(0x7f0000000940), &(0x7f0000000980)=<r15=>0x0)
r16 = getpid()
getresgid(&(0x7f00000009c0)=<r17=>0x0, &(0x7f0000000a00), &(0x7f0000000a40))
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r18=>0xffffffffffffffff})
r19 = getpid()
sendmsg$unix(r18, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r19}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000bc0)={&(0x7f0000000240)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000000740)=[{&(0x7f0000000500)="dde4d6ce7af34e468f7e3792475eff0d4f1524aa68368d5ec0754118031601c8e71899a961426c370d063ace15299adee233a53f76166efceb4c4497e58cc4190a2eba0d9db6710f1f8bb0a148bbb6bae4e94ce0b6a1c81a4b5608905c0326033f9fb28ac961f97eafd258ab1019f5d4f2ce051efc0d961eb68ecb9b122cc6", 0x7f}, {&(0x7f0000000580)="8b83c0053724a27ab6a51e7faff6ae77551d809cce457a1fbdb45dacb1801ee1fbce66d3e39cb3d60d5ee9f95f7f6c68b9f3d77bc8efff684ac84b932b636bec186c8d81ca56076a21a64067e2d34b1fa5860d4725a59067699eeb66e2be428c63995bccf950e5bc0c08747c17d581f2e77d16d7d8484ce927558a3a89dc88b5f2a211bca35386147c4c5f6cc3caf83b0d017fd9aca5b4ff1bda6f3f852ddda261ea09971db87700955a5f7eded450197f8fe536f09950b601750b1d2888ef35917d4a1e523c85dab5698c1d63031fbb1d0e", 0xd2}, {&(0x7f0000000180)="060e61af4a5020429302ee344fa37e5419407f6e7c82ea471f233862c36a85450c37623cfc5b6b42ac", 0x29}, {&(0x7f0000000680)="595955dee4aceb15baf1835d72845e3624c7b2bd77eef0b7021459112884571704ce031071832503ac470dc619559403df3f190c63e882d794ca7acc272b51dd4dba60a40df9ab693e6a53e7", 0x4c}, {&(0x7f0000000700)="23aa5cce1012a7451c", 0x9}], 0x5, &(0x7f0000000a80)=[@rights={{0x38, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r3, 0xffffffffffffffff, r2, r6, 0xffffffffffffffff, r6, r4]}}, @rights={{0x14, 0x1, 0x1, [r3]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, r7, r3]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r9, 0xffffffffffffffff}}}, @rights={{0x28, 0x1, 0x1, [r3, r6, r10, r11, r12, r4]}}, @cred={{0x1c, 0x1, 0x2, {r13, r14, r15}}}, @cred={{0x1c, 0x1, 0x2, {r16, 0xffffffffffffffff, r17}}}, @cred={{0x1c, 0x1, 0x2, {r19, 0xffffffffffffffff}}}], 0x138, 0x801}, 0x4000)
getresgid(&(0x7f00000001c0), &(0x7f0000000200), &(0x7f0000000240)=<r20=>0x0)
semctl$IPC_SET(r1, 0x0, 0x1, &(0x7f0000000340)={{0x1, 0x0, r17, 0xee01, r20, 0x1, 0x1ff}, 0x8, 0xffffffff, 0x0, 0x0, 0x0, 0x0, 0x1})
semctl$GETVAL(r1, 0x4, 0xc, &(0x7f0000000040)=""/143)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRESDEC=r0, @ANYRESOCT=r0, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\b\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="acbc0100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:21 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff}) (rerun: 64)
getsockname$unix(r1, 0x0, 0x0) (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sloppy_tcp\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
semget$private(0x0, 0x1, 0x4) (async)
ioctl$SIOCX25SSUBSCRIP(r3, 0x89e1, &(0x7f0000000080)={'batadv0\x00', 0xfffffffffffffffd, 0x3f})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="03050000000000000001000000000004000780ec0c000200"/39], 0x2c}}, 0x0)

14:18:21 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)={0x40, r1, 0x10}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x44880)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000240)=ANY=[@ANYBLOB="3800007494219549b1dd56b60020c80397a1"], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x1c, r4, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4040040}, 0x20008000)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x10b280, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)={0x40, r1, 0x10}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x44880) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000240)=ANY=[@ANYBLOB="3800007494219549b1dd56b60020c80397a1"], 0x38}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x1c, r4, 0x1, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4040040}, 0x20008000) (async)
openat$kvm(0xffffffffffffff9c, &(0x7f0000000000), 0x10b280, 0x0) (async)

[  821.863981] nbd: must specify an index to disconnect
14:18:21 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="00ff010032df14793f2a35337cf29fe82de4f6b1ed26d9e631fdcabcf3415ca7af2ee815e30e683857193a01ac653cfc464eb3b13803a7c44f17940237ace7c0317cdaa4f779d897cecc293f2f4ee42b72d7fc840673d38787f85486282b6583d423dcc234c99df361c9b28b493fbdb10fa8badaa607a46736dfc84d6444cb0daee8599563f5cb60da7913220c2fbee6783411c59c92a407ecdd1662a3f004b7a877260f098e8c7c669cc3bf1cc997616c684385240c905c6d886d3fea", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="03000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, 0x0, 0x4, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8c5}, 0xc000000)
r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x98, r1, 0x400, 0x70bd28, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_SERVICE={0x18, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x9, 0x6, 'lblc\x00'}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e23}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x2}, @IPVS_CMD_ATTR_DEST={0x24, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_TUN_PORT={0x6, 0xe, 0x4e20}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x6}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x8001}, @IPVS_DEST_ATTR_TUN_TYPE={0x5}]}, @IPVS_CMD_ATTR_DAEMON={0x38, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'nicvf0\x00'}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5, 0x8, 0x4}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast2}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x2}]}, 0x98}, 0x1, 0x0, 0x0, 0x8000}, 0x800)
r2 = accept(0xffffffffffffffff, 0x0, &(0x7f00000004c0))
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(r3, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r4, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0)
sendmsg$IPVS_CMD_SET_DEST(r2, &(0x7f0000000640)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000600)={&(0x7f0000000540)={0xb4, r4, 0x200, 0x70bd28, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DEST={0xc, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x8001}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x200}]}, @IPVS_CMD_ATTR_DAEMON={0x78, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x4}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'vlan1\x00'}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x31}}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @local}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast1}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @local}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'lo\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x6}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x400}]}, 0xb4}, 0x1, 0x0, 0x0, 0x1}, 0x14)

14:18:21 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(0xffffffffffffffff, 0xc02064b2, &(0x7f0000000000)={0xffffffb4, 0x1, 0x80000000, 0x0, <r1=>0x0})
ioctl$DRM_IOCTL_MODE_DESTROY_DUMB(0xffffffffffffffff, 0xc00464b4, &(0x7f0000000080)={r1})
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r3, 0x214, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40000}, 0x885)

14:18:21 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)
ioctl$SG_SET_FORCE_PACK_ID(0xffffffffffffffff, 0x227b, &(0x7f0000000000))

14:18:21 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = semget(0x0, 0x4, 0x9) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
bind$unix(r2, &(0x7f00000002c0)=@file={0x0, './file0\x00'}, 0x6e)
sendto$unix(r3, 0x0, 0x0, 0x0, &(0x7f00000000c0)=@file={0x1, './file0\x00'}, 0x6e) (async)
r4 = socket$unix(0x1, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
recvmmsg$unix(r5, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0) (async, rerun: 32)
r7 = socket(0x3, 0x6, 0x7) (async, rerun: 32)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r8=>0xffffffffffffffff}) (async)
r9 = getpid()
sendmsg$unix(r8, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r9}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0) (async, rerun: 32)
r10 = syz_open_dev$cec(&(0x7f0000000800), 0x0, 0x2) (async, rerun: 32)
r11 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r11, 0x40045644, 0x0) (async)
r12 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r12, 0x40045644, 0x0)
r13 = getpid() (async, rerun: 64)
getresuid(&(0x7f0000000840), &(0x7f0000000880)=<r14=>0x0, &(0x7f00000008c0)) (async, rerun: 64)
getresgid(&(0x7f0000000900), &(0x7f0000000940), &(0x7f0000000980)=<r15=>0x0)
r16 = getpid() (async)
getresgid(&(0x7f00000009c0)=<r17=>0x0, &(0x7f0000000a00), &(0x7f0000000a40)) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r18=>0xffffffffffffffff}) (async, rerun: 32)
r19 = getpid() (rerun: 32)
sendmsg$unix(r18, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r19}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0) (async, rerun: 64)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000bc0)={&(0x7f0000000240)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000000740)=[{&(0x7f0000000500)="dde4d6ce7af34e468f7e3792475eff0d4f1524aa68368d5ec0754118031601c8e71899a961426c370d063ace15299adee233a53f76166efceb4c4497e58cc4190a2eba0d9db6710f1f8bb0a148bbb6bae4e94ce0b6a1c81a4b5608905c0326033f9fb28ac961f97eafd258ab1019f5d4f2ce051efc0d961eb68ecb9b122cc6", 0x7f}, {&(0x7f0000000580)="8b83c0053724a27ab6a51e7faff6ae77551d809cce457a1fbdb45dacb1801ee1fbce66d3e39cb3d60d5ee9f95f7f6c68b9f3d77bc8efff684ac84b932b636bec186c8d81ca56076a21a64067e2d34b1fa5860d4725a59067699eeb66e2be428c63995bccf950e5bc0c08747c17d581f2e77d16d7d8484ce927558a3a89dc88b5f2a211bca35386147c4c5f6cc3caf83b0d017fd9aca5b4ff1bda6f3f852ddda261ea09971db87700955a5f7eded450197f8fe536f09950b601750b1d2888ef35917d4a1e523c85dab5698c1d63031fbb1d0e", 0xd2}, {&(0x7f0000000180)="060e61af4a5020429302ee344fa37e5419407f6e7c82ea471f233862c36a85450c37623cfc5b6b42ac", 0x29}, {&(0x7f0000000680)="595955dee4aceb15baf1835d72845e3624c7b2bd77eef0b7021459112884571704ce031071832503ac470dc619559403df3f190c63e882d794ca7acc272b51dd4dba60a40df9ab693e6a53e7", 0x4c}, {&(0x7f0000000700)="23aa5cce1012a7451c", 0x9}], 0x5, &(0x7f0000000a80)=[@rights={{0x38, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r3, 0xffffffffffffffff, r2, r6, 0xffffffffffffffff, r6, r4]}}, @rights={{0x14, 0x1, 0x1, [r3]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, r7, r3]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r9, 0xffffffffffffffff}}}, @rights={{0x28, 0x1, 0x1, [r3, r6, r10, r11, r12, r4]}}, @cred={{0x1c, 0x1, 0x2, {r13, r14, r15}}}, @cred={{0x1c, 0x1, 0x2, {r16, 0xffffffffffffffff, r17}}}, @cred={{0x1c, 0x1, 0x2, {r19, 0xffffffffffffffff}}}], 0x138, 0x801}, 0x4000) (rerun: 64)
getresgid(&(0x7f00000001c0), &(0x7f0000000200), &(0x7f0000000240)=<r20=>0x0)
semctl$IPC_SET(r1, 0x0, 0x1, &(0x7f0000000340)={{0x1, 0x0, r17, 0xee01, r20, 0x1, 0x1ff}, 0x8, 0xffffffff, 0x0, 0x0, 0x0, 0x0, 0x1}) (async)
semctl$GETVAL(r1, 0x4, 0xc, &(0x7f0000000040)=""/143)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRESDEC=r0, @ANYRESOCT=r0, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\b\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="acbc0100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:21 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
ioctl$SG_GET_NUM_WAITING(r2, 0x227d, &(0x7f0000000000))
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="24000000d637a91e7578e9d707b53cd4f9437de8ea7d59fbd23c607029e88276d49fe4da92ba9f7a03cd78af0cdbf27e73006b29fe029cbf62d8614cb2a8d97f77c67201c96ef4b823398b9b4716833a8c8ae5c1b192a0b17d87622f1dad2bc11b5631043a40adfd24ed4836389649822623876dcc44e731212a8221304555d88a6fc600b101000080a130d667a73c63b42e10c5b97ac85915b7ffa0e3727dfdea020d57daf819462b4c672e", @ANYRES16=r1, @ANYBLOB="01004099fa41825fc0145e8c2345824dd9955640e17386370661a7a846f3023c68380f7bdc2038c704e25e2452a71e83c15afdf679bee273713be2e4029cdfea80965d0313d974e0fd609c3934143e0867c5c70ea0f5e1d3195702f8952ece7e23e4914c138cb39adb6ec290ea8be98d8ee8cd7e37e4bebe073bb4fa2bf00cdddd5193d105f36c74e1764d243b"], 0x24}}, 0x0)

[  821.972169] nbd: must specify an index to disconnect
14:18:21 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x9c, r1, 0x1, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10001}]}, 0x9c}, 0x1, 0x0, 0x0, 0x80}, 0x24040881)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x20, r1, 0x400, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x40}, 0x20000000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:21 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="00ff010032df14793f2a35337cf29fe82de4f6b1ed26d9e631fdcabcf3415ca7af2ee815e30e683857193a01ac653cfc464eb3b13803a7c44f17940237ace7c0317cdaa4f779d897cecc293f2f4ee42b72d7fc840673d38787f85486282b6583d423dcc234c99df361c9b28b493fbdb10fa8badaa607a46736dfc84d6444cb0daee8599563f5cb60da7913220c2fbee6783411c59c92a407ecdd1662a3f004b7a877260f098e8c7c669cc3bf1cc997616c684385240c905c6d886d3fea", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="03000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, 0x0, 0x4, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8c5}, 0xc000000)
r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x98, r1, 0x400, 0x70bd28, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_SERVICE={0x18, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x9, 0x6, 'lblc\x00'}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e23}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x2}, @IPVS_CMD_ATTR_DEST={0x24, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_TUN_PORT={0x6, 0xe, 0x4e20}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x6}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x8001}, @IPVS_DEST_ATTR_TUN_TYPE={0x5}]}, @IPVS_CMD_ATTR_DAEMON={0x38, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'nicvf0\x00'}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5, 0x8, 0x4}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast2}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x2}]}, 0x98}, 0x1, 0x0, 0x0, 0x8000}, 0x800) (async)
r2 = accept(0xffffffffffffffff, 0x0, &(0x7f00000004c0)) (async)
r3 = socket$nl_generic(0x10, 0x3, 0x10) (async)
r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(r3, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r4, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0) (async)
sendmsg$IPVS_CMD_SET_DEST(r2, &(0x7f0000000640)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000600)={&(0x7f0000000540)={0xb4, r4, 0x200, 0x70bd28, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DEST={0xc, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x8001}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x200}]}, @IPVS_CMD_ATTR_DAEMON={0x78, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x4}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'vlan1\x00'}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x31}}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @local}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast1}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @local}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'lo\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x6}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x400}]}, 0xb4}, 0x1, 0x0, 0x0, 0x1}, 0x14)

14:18:21 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)
ioctl$SG_SET_FORCE_PACK_ID(0xffffffffffffffff, 0x227b, &(0x7f0000000000))
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0) (async)
ioctl$SG_SET_FORCE_PACK_ID(0xffffffffffffffff, 0x227b, &(0x7f0000000000)) (async)

14:18:21 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r1=>0xffffffffffffffff})
getsockname$unix(r1, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sloppy_tcp\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
semget$private(0x0, 0x1, 0x4)
ioctl$SIOCX25SSUBSCRIP(r3, 0x89e1, &(0x7f0000000080)={'batadv0\x00', 0xfffffffffffffffd, 0x3f})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="03050000000000000001000000000004000780ec0c000200"/39], 0x2c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)) (async)
getsockname$unix(r1, 0x0, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/sloppy_tcp\x00', 0x2, 0x0) (async)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
semget$private(0x0, 0x1, 0x4) (async)
ioctl$SIOCX25SSUBSCRIP(r3, 0x89e1, &(0x7f0000000080)={'batadv0\x00', 0xfffffffffffffffd, 0x3f}) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="03050000000000000001000000000004000780ec0c000200"/39], 0x2c}}, 0x0) (async)

14:18:21 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = semget(0x0, 0x4, 0x9) (async, rerun: 64)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff}) (rerun: 64)
bind$unix(r2, &(0x7f00000002c0)=@file={0x0, './file0\x00'}, 0x6e) (async)
sendto$unix(r3, 0x0, 0x0, 0x0, &(0x7f00000000c0)=@file={0x1, './file0\x00'}, 0x6e) (async)
r4 = socket$unix(0x1, 0x1, 0x0) (async, rerun: 64)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff}) (rerun: 64)
recvmmsg$unix(r5, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0)
r7 = socket(0x3, 0x6, 0x7)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r8=>0xffffffffffffffff}) (async)
r9 = getpid()
sendmsg$unix(r8, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r9}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0)
r10 = syz_open_dev$cec(&(0x7f0000000800), 0x0, 0x2) (async, rerun: 32)
r11 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0) (rerun: 32)
ioctl$VIDIOC_S_PRIORITY(r11, 0x40045644, 0x0) (async)
r12 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r12, 0x40045644, 0x0) (async)
r13 = getpid() (async)
getresuid(&(0x7f0000000840), &(0x7f0000000880)=<r14=>0x0, &(0x7f00000008c0)) (async)
getresgid(&(0x7f0000000900), &(0x7f0000000940), &(0x7f0000000980)=<r15=>0x0)
r16 = getpid() (async, rerun: 32)
getresgid(&(0x7f00000009c0)=<r17=>0x0, &(0x7f0000000a00), &(0x7f0000000a40)) (async, rerun: 32)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r18=>0xffffffffffffffff}) (async)
r19 = getpid()
sendmsg$unix(r18, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r19}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000bc0)={&(0x7f0000000240)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000000740)=[{&(0x7f0000000500)="dde4d6ce7af34e468f7e3792475eff0d4f1524aa68368d5ec0754118031601c8e71899a961426c370d063ace15299adee233a53f76166efceb4c4497e58cc4190a2eba0d9db6710f1f8bb0a148bbb6bae4e94ce0b6a1c81a4b5608905c0326033f9fb28ac961f97eafd258ab1019f5d4f2ce051efc0d961eb68ecb9b122cc6", 0x7f}, {&(0x7f0000000580)="8b83c0053724a27ab6a51e7faff6ae77551d809cce457a1fbdb45dacb1801ee1fbce66d3e39cb3d60d5ee9f95f7f6c68b9f3d77bc8efff684ac84b932b636bec186c8d81ca56076a21a64067e2d34b1fa5860d4725a59067699eeb66e2be428c63995bccf950e5bc0c08747c17d581f2e77d16d7d8484ce927558a3a89dc88b5f2a211bca35386147c4c5f6cc3caf83b0d017fd9aca5b4ff1bda6f3f852ddda261ea09971db87700955a5f7eded450197f8fe536f09950b601750b1d2888ef35917d4a1e523c85dab5698c1d63031fbb1d0e", 0xd2}, {&(0x7f0000000180)="060e61af4a5020429302ee344fa37e5419407f6e7c82ea471f233862c36a85450c37623cfc5b6b42ac", 0x29}, {&(0x7f0000000680)="595955dee4aceb15baf1835d72845e3624c7b2bd77eef0b7021459112884571704ce031071832503ac470dc619559403df3f190c63e882d794ca7acc272b51dd4dba60a40df9ab693e6a53e7", 0x4c}, {&(0x7f0000000700)="23aa5cce1012a7451c", 0x9}], 0x5, &(0x7f0000000a80)=[@rights={{0x38, 0x1, 0x1, [r5, 0xffffffffffffffff, 0xffffffffffffffff, r3, 0xffffffffffffffff, r2, r6, 0xffffffffffffffff, r6, r4]}}, @rights={{0x14, 0x1, 0x1, [r3]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, r7, r3]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r9, 0xffffffffffffffff}}}, @rights={{0x28, 0x1, 0x1, [r3, r6, r10, r11, r12, r4]}}, @cred={{0x1c, 0x1, 0x2, {r13, r14, r15}}}, @cred={{0x1c, 0x1, 0x2, {r16, 0xffffffffffffffff, r17}}}, @cred={{0x1c, 0x1, 0x2, {r19, 0xffffffffffffffff}}}], 0x138, 0x801}, 0x4000) (async)
getresgid(&(0x7f00000001c0), &(0x7f0000000200), &(0x7f0000000240)=<r20=>0x0)
semctl$IPC_SET(r1, 0x0, 0x1, &(0x7f0000000340)={{0x1, 0x0, r17, 0xee01, r20, 0x1, 0x1ff}, 0x8, 0xffffffff, 0x0, 0x0, 0x0, 0x0, 0x1}) (async)
semctl$GETVAL(r1, 0x4, 0xc, &(0x7f0000000040)=""/143) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRESDEC=r0, @ANYRESOCT=r0, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\b\x00\x00\x00', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="acbc0100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:21 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
ioctl$SG_GET_NUM_WAITING(r2, 0x227d, &(0x7f0000000000))
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="24000000d637a91e7578e9d707b53cd4f9437de8ea7d59fbd23c607029e88276d49fe4da92ba9f7a03cd78af0cdbf27e73006b29fe029cbf62d8614cb2a8d97f77c67201c96ef4b823398b9b4716833a8c8ae5c1b192a0b17d87622f1dad2bc11b5631043a40adfd24ed4836389649822623876dcc44e731212a8221304555d88a6fc600b101000080a130d667a73c63b42e10c5b97ac85915b7ffa0e3727dfdea020d57daf819462b4c672e", @ANYRES16=r1, @ANYBLOB="01004099fa41825fc0145e8c2345824dd9955640e17386370661a7a846f3023c68380f7bdc2038c704e25e2452a71e83c15afdf679bee273713be2e4029cdfea80965d0313d974e0fd609c3934143e0867c5c70ea0f5e1d3195702f8952ece7e23e4914c138cb39adb6ec290ea8be98d8ee8cd7e37e4bebe073bb4fa2bf00cdddd5193d105f36c74e1764d243b"], 0x24}}, 0x0)

14:18:21 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x9c, r1, 0x1, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10001}]}, 0x9c}, 0x1, 0x0, 0x0, 0x80}, 0x24040881)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x20, r1, 0x400, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x40}, 0x20000000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x9c, r1, 0x1, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10001}]}, 0x9c}, 0x1, 0x0, 0x0, 0x80}, 0x24040881) (async)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x20, r1, 0x400, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x40}, 0x20000000) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0) (async)

14:18:21 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="00ff010032df14793f2a35337cf29fe82de4f6b1ed26d9e631fdcabcf3415ca7af2ee815e30e683857193a01ac653cfc464eb3b13803a7c44f17940237ace7c0317cdaa4f779d897cecc293f2f4ee42b72d7fc840673d38787f85486282b6583d423dcc234c99df361c9b28b493fbdb10fa8badaa607a46736dfc84d6444cb0daee8599563f5cb60da7913220c2fbee6783411c59c92a407ecdd1662a3f004b7a877260f098e8c7c669cc3bf1cc997616c684385240c905c6d886d3fea", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="03000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, 0x0, 0x4, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8c5}, 0xc000000)
r1 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x98, r1, 0x400, 0x70bd28, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_SERVICE={0x18, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_SCHED_NAME={0x9, 0x6, 'lblc\x00'}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e23}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x2}, @IPVS_CMD_ATTR_DEST={0x24, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_TUN_PORT={0x6, 0xe, 0x4e20}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x6}, @IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x8001}, @IPVS_DEST_ATTR_TUN_TYPE={0x5}]}, @IPVS_CMD_ATTR_DAEMON={0x38, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'nicvf0\x00'}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5, 0x8, 0x4}, @IPVS_DAEMON_ATTR_STATE={0x8, 0x1, 0x1}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast2}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x2}]}, 0x98}, 0x1, 0x0, 0x0, 0x8000}, 0x800) (async)
r2 = accept(0xffffffffffffffff, 0x0, &(0x7f00000004c0))
r3 = socket$nl_generic(0x10, 0x3, 0x10) (async)
r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(r3, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r4, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0)
sendmsg$IPVS_CMD_SET_DEST(r2, &(0x7f0000000640)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000600)={&(0x7f0000000540)={0xb4, r4, 0x200, 0x70bd28, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DEST={0xc, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_L_THRESH={0x8, 0x6, 0x8001}]}, @IPVS_CMD_ATTR_DAEMON={0xc, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x200}]}, @IPVS_CMD_ATTR_DAEMON={0x78, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x4}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'vlan1\x00'}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x31}}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @local}, @IPVS_DAEMON_ATTR_MCAST_GROUP6={0x14, 0x6, @mcast1}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @local}, @IPVS_DAEMON_ATTR_MCAST_GROUP={0x8, 0x5, @multicast1}, @IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'lo\x00'}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x6}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x400}]}, 0xb4}, 0x1, 0x0, 0x0, 0x1}, 0x14)

14:18:21 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0) (async, rerun: 64)
ioctl$SG_SET_FORCE_PACK_ID(0xffffffffffffffff, 0x227b, &(0x7f0000000000)) (rerun: 64)

[  822.084868] nbd: must specify a device to reconfigure
14:18:21 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x58, r1, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'bond_slave_0\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x80}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x679}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}]}, 0x58}, 0x1, 0x0, 0x0, 0x10}, 0x4004)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
ioctl$sock_bt_bnep_BNEPGETCONNINFO(r5, 0x800442d3, &(0x7f0000000140)={0x3ff, 0x20, 0x9, @local, 'bond_slave_0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r4, 0x20, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, ','}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x10}, 0x4040)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

14:18:21 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
ioctl$SG_GET_NUM_WAITING(r2, 0x227d, &(0x7f0000000000))
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="24000000d637a91e7578e9d707b53cd4f9437de8ea7d59fbd23c607029e88276d49fe4da92ba9f7a03cd78af0cdbf27e73006b29fe029cbf62d8614cb2a8d97f77c67201c96ef4b823398b9b4716833a8c8ae5c1b192a0b17d87622f1dad2bc11b5631043a40adfd24ed4836389649822623876dcc44e731212a8221304555d88a6fc600b101000080a130d667a73c63b42e10c5b97ac85915b7ffa0e3727dfdea020d57daf819462b4c672e", @ANYRES16=r1, @ANYBLOB="01004099fa41825fc0145e8c2345824dd9955640e17386370661a7a846f3023c68380f7bdc2038c704e25e2452a71e83c15afdf679bee273713be2e4029cdfea80965d0313d974e0fd609c3934143e0867c5c70ea0f5e1d3195702f8952ece7e23e4914c138cb39adb6ec290ea8be98d8ee8cd7e37e4bebe073bb4fa2bf00cdddd5193d105f36c74e1764d243b"], 0x24}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r2, 0x0, 0x0, 0x0) (async)
ioctl$SG_GET_NUM_WAITING(r2, 0x227d, &(0x7f0000000000)) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="24000000d637a91e7578e9d707b53cd4f9437de8ea7d59fbd23c607029e88276d49fe4da92ba9f7a03cd78af0cdbf27e73006b29fe029cbf62d8614cb2a8d97f77c67201c96ef4b823398b9b4716833a8c8ae5c1b192a0b17d87622f1dad2bc11b5631043a40adfd24ed4836389649822623876dcc44e731212a8221304555d88a6fc600b101000080a130d667a73c63b42e10c5b97ac85915b7ffa0e3727dfdea020d57daf819462b4c672e", @ANYRES16=r1, @ANYBLOB="01004099fa41825fc0145e8c2345824dd9955640e17386370661a7a846f3023c68380f7bdc2038c704e25e2452a71e83c15afdf679bee273713be2e4029cdfea80965d0313d974e0fd609c3934143e0867c5c70ea0f5e1d3195702f8952ece7e23e4914c138cb39adb6ec290ea8be98d8ee8cd7e37e4bebe073bb4fa2bf00cdddd5193d105f36c74e1764d243b"], 0x24}}, 0x0) (async)

14:18:21 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, 0x0, 0x200, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xddf}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000040}, 0x40805)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

[  822.177938] nbd: must specify a device to reconfigure
14:18:21 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x58, r1, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'bond_slave_0\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x80}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x679}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}]}, 0x58}, 0x1, 0x0, 0x0, 0x10}, 0x4004) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
ioctl$sock_bt_bnep_BNEPGETCONNINFO(r5, 0x800442d3, &(0x7f0000000140)={0x3ff, 0x20, 0x9, @local, 'bond_slave_0\x00'}) (async)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r4, 0x20, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, ','}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x10}, 0x4040)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

14:18:21 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, 0x0, 0x200, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xddf}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000040}, 0x40805) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:21 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x9c, r1, 0x1, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10001}]}, 0x9c}, 0x1, 0x0, 0x0, 0x80}, 0x24040881)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x20, r1, 0x400, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x40}, 0x20000000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000380)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000340)={&(0x7f0000000240)={0x9c, r1, 0x1, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10001}]}, 0x9c}, 0x1, 0x0, 0x0, 0x80}, 0x24040881) (async)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x20, r1, 0x400, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x40}, 0x20000000) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0) (async)

[  822.232542] nbd: nbd4 already in use
[  822.239986] nbd: must specify a device to reconfigure
14:18:21 executing program 0:
ioctl$VIDIOC_SUBDEV_S_FMT(0xffffffffffffffff, 0xc0585605, &(0x7f0000000040)={0x1, 0x0, {0x1000, 0x1, 0x301f, 0x0, 0x5, 0x3, 0x0, 0x7}})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x48040841}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB="200000bd", @ANYRES16=0x0, @ANYBLOB="10002abd7000fcdbdf25020000000c0003000001000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x2004c084}, 0x4004801)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:21 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
ioctl$VIDIOC_LOG_STATUS(r1, 0x5646, 0x0)
r2 = socket(0x26, 0x1, 0x20)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
r4 = accept(0xffffffffffffffff, 0x0, &(0x7f00000000c0))
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
socket(0x27, 0x2, 0xfffffffe)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r8, 0x0, 0x0, 0x0)
r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r9)
sendmsg$NBD_CMD_STATUS(r9, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r10, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
syz_init_net_socket$rose(0xb, 0x5, 0x0)
r12 = syz_init_net_socket$rose(0xb, 0x5, 0x0)
accept4$rose(r12, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000480)={0xcc, r10, 0x800, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '\xee#*}*['}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r11}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '-)[{#^-,]{/'}]}, 0xcc}, 0x1, 0x0, 0x0, 0x4000}, 0x20004885)
r13 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r13, 0x40045644, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[], 0x24}}, 0x0)

14:18:21 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x58, r1, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'bond_slave_0\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x80}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x679}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}]}, 0x58}, 0x1, 0x0, 0x0, 0x10}, 0x4004)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
ioctl$sock_bt_bnep_BNEPGETCONNINFO(r5, 0x800442d3, &(0x7f0000000140)={0x3ff, 0x20, 0x9, @local, 'bond_slave_0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r4, 0x20, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, ','}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x10}, 0x4040)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x58, r1, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, 'bond_slave_0\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x80}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x679}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}]}, 0x58}, 0x1, 0x0, 0x0, 0x10}, 0x4004) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
ioctl$sock_bt_bnep_BNEPGETCONNINFO(r5, 0x800442d3, &(0x7f0000000140)={0x3ff, 0x20, 0x9, @local, 'bond_slave_0\x00'}) (async)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r4, 0x20, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, ','}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x10}, 0x4040) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)

14:18:21 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, 0x0, 0x200, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xddf}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000040}, 0x40805)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, 0x0, 0x200, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xddf}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000040}, 0x40805) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)

14:18:21 executing program 0:
ioctl$VIDIOC_SUBDEV_S_FMT(0xffffffffffffffff, 0xc0585605, &(0x7f0000000040)={0x1, 0x0, {0x1000, 0x1, 0x301f, 0x0, 0x5, 0x3, 0x0, 0x7}})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x48040841}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB="200000bd", @ANYRES16=0x0, @ANYBLOB="10002abd7000fcdbdf25020000000c0003000001000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x2004c084}, 0x4004801) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

[  822.329338] nbd: must specify a device to reconfigure
14:18:21 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB="40800000", @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0)

14:18:21 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0) (async)
ioctl$VIDIOC_LOG_STATUS(r1, 0x5646, 0x0) (async)
r2 = socket(0x26, 0x1, 0x20)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
r4 = accept(0xffffffffffffffff, 0x0, &(0x7f00000000c0)) (async)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
socket(0x27, 0x2, 0xfffffffe)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0) (async)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r8, 0x0, 0x0, 0x0) (async)
r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r9)
sendmsg$NBD_CMD_STATUS(r9, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r10, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
syz_init_net_socket$rose(0xb, 0x5, 0x0) (async)
r12 = syz_init_net_socket$rose(0xb, 0x5, 0x0)
accept4$rose(r12, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000480)={0xcc, r10, 0x800, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '\xee#*}*['}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r11}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '-)[{#^-,]{/'}]}, 0xcc}, 0x1, 0x0, 0x0, 0x4000}, 0x20004885)
r13 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r13, 0x40045644, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[], 0x24}}, 0x0)

14:18:21 executing program 3:
getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000080)={0x0, @multicast1, @initdev}, &(0x7f00000000c0)=0xc)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:21 executing program 0:
ioctl$VIDIOC_SUBDEV_S_FMT(0xffffffffffffffff, 0xc0585605, &(0x7f0000000040)={0x1, 0x0, {0x1000, 0x1, 0x301f, 0x0, 0x5, 0x3, 0x0, 0x7}}) (async)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x48040841}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB="200000bd", @ANYRES16=0x0, @ANYBLOB="10002abd7000fcdbdf25020000000c0003000001000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x2004c084}, 0x4004801)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:21 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB="40800000", @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0)

14:18:21 executing program 3:
getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000080)={0x0, @multicast1, @initdev}, &(0x7f00000000c0)=0xc)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000080)={0x0, @multicast1, @initdev}, &(0x7f00000000c0)=0xc) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)

14:18:21 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000002", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:21 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0) (async)
ioctl$VIDIOC_LOG_STATUS(r1, 0x5646, 0x0)
r2 = socket(0x26, 0x1, 0x20)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
r4 = accept(0xffffffffffffffff, 0x0, &(0x7f00000000c0)) (async)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
socket(0x27, 0x2, 0xfffffffe)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r8, 0x0, 0x0, 0x0) (async)
r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r9)
sendmsg$NBD_CMD_STATUS(r9, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r10, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r11 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
syz_init_net_socket$rose(0xb, 0x5, 0x0)
r12 = syz_init_net_socket$rose(0xb, 0x5, 0x0)
accept4$rose(r12, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000480)={0xcc, r10, 0x800, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, '\xee#*}*['}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r11}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0xf, 0xa, '-)[{#^-,]{/'}]}, 0xcc}, 0x1, 0x0, 0x0, 0x4000}, 0x20004885) (async)
r13 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r13, 0x40045644, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[], 0x24}}, 0x0)

14:18:21 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = accept(0xffffffffffffffff, &(0x7f0000000080)=@ethernet={0x0, @random}, &(0x7f0000000100)=0x80)
r7 = socket(0x10, 0x2, 0x400)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f0000000280)={0x70, r1, 0x800, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000000}, 0x8080)
r8 = socket$unix(0x1, 0x5, 0x0)
bind$unix(r8, &(0x7f0000000300)=@file={0x1, './file0\x00'}, 0x6e)

14:18:21 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r1, 0x100, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4}, 0x0)
r3 = syz_genetlink_get_family_id$team(&(0x7f0000000280), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000002c0)={'team0\x00', <r4=>0x0})
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'team0\x00', <r5=>0x0})
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000003c0)={0xffffffffffffffff, 0x58, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r6=>0x0}}, 0x10)
sendmsg$TEAM_CMD_NOOP(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000480)={0x340, r3, 0x100, 0x70bd2a, 0x25dfdbfd, {}, [{{0x8}, {0xb8, 0x2, 0x0, 0x1, [{0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x800}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x3f}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8, 0x1, r4}, {0xf0, 0x2, 0x0, 0x1, [{0x40, 0x1, @name={{0x24}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x6}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r5}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x2}}}]}}, {{0x8}, {0x16c, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0xcfe}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8}}, {0x8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0xbc000}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x73f}}, {0x8, 0x6, r6}}}]}}]}, 0x340}, 0x1, 0x0, 0x0, 0x40}, 0x40)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:21 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB="40800000", @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0)

14:18:21 executing program 3:
getsockopt$inet_pktinfo(0xffffffffffffffff, 0x0, 0x8, &(0x7f0000000080)={0x0, @multicast1, @initdev}, &(0x7f00000000c0)=0xc) (async)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:21 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket(0x3, 0x1, 0xffffffff)
bind$rose(r1, &(0x7f0000000340)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default, 0x0, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}]}, 0x40)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000840)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000800)={&(0x7f00000007c0)={0x2c, r2, 0x400, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x5c10e8c2495c2421}, 0x4000000)
ioctl$SIOCX25SCUDMATCHLEN(r1, 0x89e7, &(0x7f0000000380)={0x57})
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/conn_reuse_mode\x00', 0x2, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0))
r5 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000004c0), 0x141040)
sendmsg$IPVS_CMD_GET_DEST(r1, &(0x7f0000000680)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000640)={&(0x7f00000005c0)={0x4c, 0x0, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_SERVICE={0x38, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e23}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0xa}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x3c, 0x8}}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'wrr\x00'}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e23}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0xa}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x400c1}, 0x0)
ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f0000000500)={0x0, 0x6, 0xac, 0x0, 0x5})
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000440)={&(0x7f00000006c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r4, @ANYBLOB="000b29bd70e8b9dbdf250300000008000a006e62640000000200000000000000930000000000c7a2ea5c913a6aa19cdafdc106429abcdc4da386a7c9efe55ac90792d7fa24835dfece240d8dc092c7fe5a15a7772ab5b4d7d8306b4f6e38a5ddbb529af976af7bebe2fdb2049fae4ee9e66bc80e841ff025035746ba3b88"], 0x1c}}, 0x40000)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000200)={&(0x7f00000003c0)={0x58, r4, 0x1, 0x70bd2e, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x58}}, 0xc000)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:21 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r1, 0x100, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4}, 0x0) (async)
r3 = syz_genetlink_get_family_id$team(&(0x7f0000000280), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000002c0)={'team0\x00', <r4=>0x0}) (async)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'team0\x00', <r5=>0x0}) (async)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000003c0)={0xffffffffffffffff, 0x58, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r6=>0x0}}, 0x10)
sendmsg$TEAM_CMD_NOOP(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000480)={0x340, r3, 0x100, 0x70bd2a, 0x25dfdbfd, {}, [{{0x8}, {0xb8, 0x2, 0x0, 0x1, [{0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x800}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x3f}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8, 0x1, r4}, {0xf0, 0x2, 0x0, 0x1, [{0x40, 0x1, @name={{0x24}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x6}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r5}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x2}}}]}}, {{0x8}, {0x16c, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0xcfe}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8}}, {0x8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0xbc000}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x73f}}, {0x8, 0x6, r6}}}]}}]}, 0x340}, 0x1, 0x0, 0x0, 0x40}, 0x40) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:21 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000002", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:21 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r2, 0x1, 0x80}, 0x14}}, 0x4c004)
r3 = socket(0x3, 0x800, 0xfffffffc)
r4 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0), 0xffffffffffffffff)
sendmsg$IPVS_CMD_GET_CONFIG(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80b9f74bdffb2bcb}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x60, r4, 0x4, 0x70bd27, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x6}, @IPVS_CMD_ATTR_SERVICE={0x34, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x6}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x7000}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0x2}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x2}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x3ff}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}]}, 0x60}, 0x1, 0x0, 0x0, 0x4001}, 0x20008000)

14:18:21 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0) (async)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
r6 = accept(0xffffffffffffffff, &(0x7f0000000080)=@ethernet={0x0, @random}, &(0x7f0000000100)=0x80) (async)
r7 = socket(0x10, 0x2, 0x400)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f0000000280)={0x70, r1, 0x800, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000000}, 0x8080) (async)
r8 = socket$unix(0x1, 0x5, 0x0)
bind$unix(r8, &(0x7f0000000300)=@file={0x1, './file0\x00'}, 0x6e)

14:18:21 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = socket(0x3, 0x1, 0xffffffff)
bind$rose(r1, &(0x7f0000000340)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default, 0x0, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}]}, 0x40)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000840)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000800)={&(0x7f00000007c0)={0x2c, r2, 0x400, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x5c10e8c2495c2421}, 0x4000000) (async)
ioctl$SIOCX25SCUDMATCHLEN(r1, 0x89e7, &(0x7f0000000380)={0x57}) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/conn_reuse_mode\x00', 0x2, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0))
r5 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000004c0), 0x141040) (async)
sendmsg$IPVS_CMD_GET_DEST(r1, &(0x7f0000000680)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000640)={&(0x7f00000005c0)={0x4c, 0x0, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_SERVICE={0x38, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e23}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0xa}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x3c, 0x8}}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'wrr\x00'}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e23}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0xa}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x400c1}, 0x0)
ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f0000000500)={0x0, 0x6, 0xac, 0x0, 0x5}) (async)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000440)={&(0x7f00000006c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r4, @ANYBLOB="000b29bd70e8b9dbdf250300000008000a006e62640000000200000000000000930000000000c7a2ea5c913a6aa19cdafdc106429abcdc4da386a7c9efe55ac90792d7fa24835dfece240d8dc092c7fe5a15a7772ab5b4d7d8306b4f6e38a5ddbb529af976af7bebe2fdb2049fae4ee9e66bc80e841ff025035746ba3b88"], 0x1c}}, 0x40000) (async, rerun: 64)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000200)={&(0x7f00000003c0)={0x58, r4, 0x1, 0x70bd2e, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x58}}, 0xc000) (async, rerun: 64)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:21 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000002", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000002", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0) (async)

[  822.637347] nbd: must specify a device to reconfigure
14:18:21 executing program 3:
r0 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r0, 0x40045644, 0x0)
ioctl$VIDIOC_SUBDEV_S_FMT(r0, 0xc0585605, &(0x7f0000000040)={0x1, 0x0, {0x75e, 0x2, 0x2012, 0x8, 0xb, 0x8, 0x0, 0x5}})
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:21 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r1, 0x100, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4}, 0x0)
r3 = syz_genetlink_get_family_id$team(&(0x7f0000000280), 0xffffffffffffffff) (async)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000002c0)={'team0\x00', <r4=>0x0}) (async)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000300)={'team0\x00', <r5=>0x0})
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000003c0)={0xffffffffffffffff, 0x58, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r6=>0x0}}, 0x10)
sendmsg$TEAM_CMD_NOOP(0xffffffffffffffff, &(0x7f00000007c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000480)={0x340, r3, 0x100, 0x70bd2a, 0x25dfdbfd, {}, [{{0x8}, {0xb8, 0x2, 0x0, 0x1, [{0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x800}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x3f}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8, 0x1, r4}, {0xf0, 0x2, 0x0, 0x1, [{0x40, 0x1, @name={{0x24}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x6}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r5}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x2}}}]}}, {{0x8}, {0x16c, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0xcfe}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8}}, {0x8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0xbc000}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x73f}}, {0x8, 0x6, r6}}}]}}]}, 0x340}, 0x1, 0x0, 0x0, 0x40}, 0x40)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:21 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
r6 = accept(0xffffffffffffffff, &(0x7f0000000080)=@ethernet={0x0, @random}, &(0x7f0000000100)=0x80)
r7 = socket(0x10, 0x2, 0x400)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f0000000280)={0x70, r1, 0x800, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000000}, 0x8080) (async)
r8 = socket$unix(0x1, 0x5, 0x0)
bind$unix(r8, &(0x7f0000000300)=@file={0x1, './file0\x00'}, 0x6e)

14:18:21 executing program 3:
r0 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r0, 0x40045644, 0x0) (async, rerun: 64)
ioctl$VIDIOC_SUBDEV_S_FMT(r0, 0xc0585605, &(0x7f0000000040)={0x1, 0x0, {0x75e, 0x2, 0x2012, 0x8, 0xb, 0x8, 0x0, 0x5}}) (async, rerun: 64)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

[  822.716014] nbd: must specify a device to reconfigure
14:18:21 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20200}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, 0x0, 0x400, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x20008000)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="030500000000001000000100000008000100000000000400070c000200005017800000000000"], 0x2c}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="00032cbd7000ffdbdf25010000000c0005002200000000f4a4e6d845537400000005000a003d0000000c0004003f000000000081000c0005000901000000000000"], 0x40}, 0x1, 0x0, 0x0, 0x10}, 0x801)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r1, 0x400, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000000000000000}]}, 0x20}, 0x1, 0x0, 0x0, 0x48090}, 0x4080)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)

14:18:21 executing program 0:
semtimedop(0x0, &(0x7f0000006240)=[{0x0, 0x7}, {0x0, 0x5bc}], 0x2, 0x0)
r0 = semget$private(0x0, 0x6, 0x0)
semctl$IPC_RMID(r0, 0x0, 0x0)
semctl$GETPID(r0, 0x2, 0xb, &(0x7f0000000340)=""/133)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="3800ad00002074"], 0x38}}, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0d0004f8ff00000000000000"], 0x80}}, 0x0)

[  822.740830] nbd: must specify a device to reconfigure
14:18:21 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = socket(0x3, 0x1, 0xffffffff)
bind$rose(r1, &(0x7f0000000340)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default, 0x0, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}]}, 0x40)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000840)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000800)={&(0x7f00000007c0)={0x2c, r2, 0x400, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x5c10e8c2495c2421}, 0x4000000) (async)
ioctl$SIOCX25SCUDMATCHLEN(r1, 0x89e7, &(0x7f0000000380)={0x57}) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/conn_reuse_mode\x00', 0x2, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)) (async)
r5 = openat$sndtimer(0xffffffffffffff9c, &(0x7f00000004c0), 0x141040)
sendmsg$IPVS_CMD_GET_DEST(r1, &(0x7f0000000680)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000640)={&(0x7f00000005c0)={0x4c, 0x0, 0x800, 0x70bd29, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_SERVICE={0x38, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e23}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0xa}, @IPVS_SVC_ATTR_FLAGS={0xc, 0x7, {0x3c, 0x8}}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'wrr\x00'}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e23}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0xa}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x400c1}, 0x0) (async)
ioctl$SNDRV_TIMER_IOCTL_PARAMS(r5, 0x40505412, &(0x7f0000000500)={0x0, 0x6, 0xac, 0x0, 0x5}) (async)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000440)={&(0x7f00000006c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r4, @ANYBLOB="000b29bd70e8b9dbdf250300000008000a006e62640000000200000000000000930000000000c7a2ea5c913a6aa19cdafdc106429abcdc4da386a7c9efe55ac90792d7fa24835dfece240d8dc092c7fe5a15a7772ab5b4d7d8306b4f6e38a5ddbb529af976af7bebe2fdb2049fae4ee9e66bc80e841ff025035746ba3b88"], 0x1c}}, 0x40000) (async)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000200)={&(0x7f00000003c0)={0x58, r4, 0x1, 0x70bd2e, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x58}}, 0xc000)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:21 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r2, 0x1, 0x80}, 0x14}}, 0x4c004)
r3 = socket(0x3, 0x800, 0xfffffffc)
r4 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0), 0xffffffffffffffff)
sendmsg$IPVS_CMD_GET_CONFIG(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80b9f74bdffb2bcb}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x60, r4, 0x4, 0x70bd27, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x6}, @IPVS_CMD_ATTR_SERVICE={0x34, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x6}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x7000}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0x2}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x2}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x3ff}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}]}, 0x60}, 0x1, 0x0, 0x0, 0x4001}, 0x20008000)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r2, 0x1, 0x80}, 0x14}}, 0x4c004) (async)
socket(0x3, 0x800, 0xfffffffc) (async)
syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0), 0xffffffffffffffff) (async)
sendmsg$IPVS_CMD_GET_CONFIG(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80b9f74bdffb2bcb}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x60, r4, 0x4, 0x70bd27, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x6}, @IPVS_CMD_ATTR_SERVICE={0x34, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x6}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x7000}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0x2}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x2}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x3ff}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}]}, 0x60}, 0x1, 0x0, 0x0, 0x4001}, 0x20008000) (async)

14:18:21 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x28, r4, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x28}, 0x1, 0x0, 0x0, 0x48000}, 0xc010)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r5)
sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r6, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r7 = accept(0xffffffffffffffff, &(0x7f0000000380)=@can, &(0x7f0000000400)=0x80)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r8, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x80, r6, 0x600, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x18}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffff950}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}]}, 0x80}, 0x1, 0x0, 0x0, 0x40}, 0x4000)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB=',\x00\x00\b', @ANYRES16=r2, @ANYBLOB="030500000000000000000100000008000100000000f5b20007800c00020012000000ffffffff"], 0x2c}, 0x1, 0x0, 0x0, 0x4000801}, 0x0)
r9 = syz_open_dev$radio(&(0x7f0000000080), 0x0, 0x2)
ioctl$VIDIOC_SUBDEV_S_EDID(r9, 0xc0285629, &(0x7f0000000100)={0x0, 0x7f, 0x3, '\x00', &(0x7f00000000c0)=0x6})

14:18:21 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20200}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, 0x0, 0x400, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x20008000) (async)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="030500000000001000000100000008000100000000000400070c000200005017800000000000"], 0x2c}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="00032cbd7000ffdbdf25010000000c0005002200000000f4a4e6d845537400000005000a003d0000000c0004003f000000000081000c0005000901000000000000"], 0x40}, 0x1, 0x0, 0x0, 0x10}, 0x801) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r1, 0x400, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000000000000000}]}, 0x20}, 0x1, 0x0, 0x0, 0x48090}, 0x4080) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)

14:18:21 executing program 3:
r0 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r0, 0x40045644, 0x0)
ioctl$VIDIOC_SUBDEV_S_FMT(r0, 0xc0585605, &(0x7f0000000040)={0x1, 0x0, {0x75e, 0x2, 0x2012, 0x8, 0xb, 0x8, 0x0, 0x5}}) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:22 executing program 3:
ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080194f7000000000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\boTl', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:22 executing program 0:
semtimedop(0x0, &(0x7f0000006240)=[{0x0, 0x7}, {0x0, 0x5bc}], 0x2, 0x0)
r0 = semget$private(0x0, 0x6, 0x0)
semctl$IPC_RMID(r0, 0x0, 0x0)
semctl$GETPID(r0, 0x2, 0xb, &(0x7f0000000340)=""/133) (async, rerun: 64)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="3800ad00002074"], 0x38}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) (async, rerun: 64)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0d0004f8ff00000000000000"], 0x80}}, 0x0) (rerun: 64)

[  822.827306] nbd: must specify a device to reconfigure
14:18:22 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$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r2, 0x1, 0x80}, 0x14}}, 0x4c004) (async)
r3 = socket(0x3, 0x800, 0xfffffffc) (async)
r4 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0), 0xffffffffffffffff)
sendmsg$IPVS_CMD_GET_CONFIG(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80b9f74bdffb2bcb}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x60, r4, 0x4, 0x70bd27, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x6}, @IPVS_CMD_ATTR_SERVICE={0x34, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x6}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x7000}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0x2}, @IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x2}]}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0x3ff}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}]}, 0x60}, 0x1, 0x0, 0x0, 0x4001}, 0x20008000)

14:18:22 executing program 2:
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$nbd(&(0x7f0000000040), r0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x28, r4, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x28}, 0x1, 0x0, 0x0, 0x48000}, 0xc010) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r5)
sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r6, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r7 = accept(0xffffffffffffffff, &(0x7f0000000380)=@can, &(0x7f0000000400)=0x80) (async)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r8, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x80, r6, 0x600, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x18}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffff950}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}]}, 0x80}, 0x1, 0x0, 0x0, 0x40}, 0x4000) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB=',\x00\x00\b', @ANYRES16=r2, @ANYBLOB="030500000000000000000100000008000100000000f5b20007800c00020012000000ffffffff"], 0x2c}, 0x1, 0x0, 0x0, 0x4000801}, 0x0)
r9 = syz_open_dev$radio(&(0x7f0000000080), 0x0, 0x2)
ioctl$VIDIOC_SUBDEV_S_EDID(r9, 0xc0285629, &(0x7f0000000100)={0x0, 0x7f, 0x3, '\x00', &(0x7f00000000c0)=0x6})

14:18:22 executing program 3:
ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080194f7000000000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\boTl', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080194f7000000000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\boTl', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0) (async)

14:18:22 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20200}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, 0x0, 0x400, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x20008000)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="030500000000001000000100000008000100000000000400070c000200005017800000000000"], 0x2c}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="00032cbd7000ffdbdf25010000000c0005002200000000f4a4e6d845537400000005000a003d0000000c0004003f000000000081000c0005000901000000000000"], 0x40}, 0x1, 0x0, 0x0, 0x10}, 0x801)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r1, 0x400, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000000000000000}]}, 0x20}, 0x1, 0x0, 0x0, 0x48090}, 0x4080)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20200}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, 0x0, 0x400, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x20008000) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="030500000000001000000100000008000100000000000400070c000200005017800000000000"], 0x2c}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000480)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="00032cbd7000ffdbdf25010000000c0005002200000000f4a4e6d845537400000005000a003d0000000c0004003f000000000081000c0005000901000000000000"], 0x40}, 0x1, 0x0, 0x0, 0x10}, 0x801) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r1, 0x400, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000000000000000}]}, 0x20}, 0x1, 0x0, 0x0, 0x48090}, 0x4080) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async)

[  822.863724] nbd: must specify a device to reconfigure
14:18:22 executing program 1:
ioctl$DMA_BUF_IOCTL_SYNC(0xffffffffffffffff, 0x40086200, &(0x7f0000000000))
ioctl$SG_GET_SCSI_ID(0xffffffffffffffff, 0x2276, &(0x7f0000000080))
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000240)=ANY=[@ANYBLOB="3fffffeb3ed47e936abe8f8810374dcd8eaafe7c08bb634019c03ca12727b283108c2c375f9acaf48c3e5955b7d3903ad631a711f8e2cdbcd1bd6c31718b22b8acc89391624547c1273bb5d19283d3176aeb4bc0d2d18fe0f45072e6fe739a0d00f947f345e0af9e745b08e8935069ea1e8f648c093cb368ecdcb9fd0a92", @ANYRESHEX=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0)
sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="1e00ea984c5fe33e29d40fed2f5f90244bd4c152", @ANYRES16=0x0, @ANYBLOB="200028bd7000fbdbdf250b0000000800050081000000"], 0x1c}}, 0x24000010)

14:18:22 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000))
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180), 0xffffffffffffffff)
sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x30, r2, 0x400, 0x70bd2c, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_SERVICE={0xc, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x6e1}]}, 0x30}, 0x1, 0x0, 0x0, 0x1}, 0x51)

14:18:22 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x28, r4, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x28}, 0x1, 0x0, 0x0, 0x48000}, 0xc010) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r5)
sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r6, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
r7 = accept(0xffffffffffffffff, &(0x7f0000000380)=@can, &(0x7f0000000400)=0x80) (async)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r8, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x80, r6, 0x600, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x18}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffff950}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}]}, 0x80}, 0x1, 0x0, 0x0, 0x40}, 0x4000) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB=',\x00\x00\b', @ANYRES16=r2, @ANYBLOB="030500000000000000000100000008000100000000f5b20007800c00020012000000ffffffff"], 0x2c}, 0x1, 0x0, 0x0, 0x4000801}, 0x0)
r9 = syz_open_dev$radio(&(0x7f0000000080), 0x0, 0x2)
ioctl$VIDIOC_SUBDEV_S_EDID(r9, 0xc0285629, &(0x7f0000000100)={0x0, 0x7f, 0x3, '\x00', &(0x7f00000000c0)=0x6})

14:18:22 executing program 3:
ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080194f7000000000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB='\boTl', @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:22 executing program 4:
openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRESDEC=r1, @ANYBLOB="03050000000000000000010000000c0008000100000000000000040007800c0002000000008000000000"], 0x30}}, 0x0)

14:18:22 executing program 1:
ioctl$DMA_BUF_IOCTL_SYNC(0xffffffffffffffff, 0x40086200, &(0x7f0000000000))
ioctl$SG_GET_SCSI_ID(0xffffffffffffffff, 0x2276, &(0x7f0000000080)) (async, rerun: 64)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000240)=ANY=[@ANYBLOB="3fffffeb3ed47e936abe8f8810374dcd8eaafe7c08bb634019c03ca12727b283108c2c375f9acaf48c3e5955b7d3903ad631a711f8e2cdbcd1bd6c31718b22b8acc89391624547c1273bb5d19283d3176aeb4bc0d2d18fe0f45072e6fe739a0d00f947f345e0af9e745b08e8935069ea1e8f648c093cb368ecdcb9fd0a92", @ANYRESHEX=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0)
sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="1e00ea984c5fe33e29d40fed2f5f90244bd4c152", @ANYRES16=0x0, @ANYBLOB="200028bd7000fbdbdf250b0000000800050081000000"], 0x1c}}, 0x24000010)

14:18:22 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000))
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180), 0xffffffffffffffff)
sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x30, r2, 0x400, 0x70bd2c, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_SERVICE={0xc, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x6e1}]}, 0x30}, 0x1, 0x0, 0x0, 0x1}, 0x51)

[  822.990193] nbd: must specify a device to reconfigure
14:18:22 executing program 0:
semtimedop(0x0, &(0x7f0000006240)=[{0x0, 0x7}, {0x0, 0x5bc}], 0x2, 0x0) (async)
r0 = semget$private(0x0, 0x6, 0x0)
semctl$IPC_RMID(r0, 0x0, 0x0) (async)
semctl$GETPID(r0, 0x2, 0xb, &(0x7f0000000340)=""/133)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="3800ad00002074"], 0x38}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) (async)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0d0004f8ff00000000000000"], 0x80}}, 0x0)

14:18:22 executing program 4:
openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async, rerun: 32)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0) (rerun: 32)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0) (async, rerun: 64)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRESDEC=r1, @ANYBLOB="03050000000000000000010000000c0008000100000000000000040007800c0002000000008000000000"], 0x30}}, 0x0) (rerun: 64)

14:18:22 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x400}, 0x14}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r3 = socket(0x10, 0x2, 0x100)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r1, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x4}, 0x20000004)

14:18:22 executing program 3:
r0 = syz_init_net_socket$rose(0xb, 0x5, 0x0)
bind$rose(r0, &(0x7f0000000040)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, 0x0, [@bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @bcast, @default]}, 0x40)
ioctl$sock_rose_SIOCDELRT(r0, 0x890c, &(0x7f00000001c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x98, @default, @rose={'rose', 0x0}, 0x2, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}]})
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$SIOCRSGCAUSE(r0, 0x89e0, &(0x7f0000000380))
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x14}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
recvmmsg$unix(r2, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0))
accept4$unix(r2, &(0x7f0000000040)=@abs, &(0x7f00000000c0)=0x6e, 0x80800)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
recvmmsg$unix(r4, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0)
accept4$unix(r4, 0x0, &(0x7f0000000180), 0x80000)
ioctl$SG_SET_COMMAND_Q(0xffffffffffffffff, 0x2271, &(0x7f0000000280)=0x1)
bind$unix(r3, &(0x7f0000000100)=@abs={0x0, 0x0, 0x4e21}, 0x6e)

14:18:22 executing program 1:
ioctl$DMA_BUF_IOCTL_SYNC(0xffffffffffffffff, 0x40086200, &(0x7f0000000000))
ioctl$SG_GET_SCSI_ID(0xffffffffffffffff, 0x2276, &(0x7f0000000080))
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000240)=ANY=[@ANYBLOB="3fffffeb3ed47e936abe8f8810374dcd8eaafe7c08bb634019c03ca12727b283108c2c375f9acaf48c3e5955b7d3903ad631a711f8e2cdbcd1bd6c31718b22b8acc89391624547c1273bb5d19283d3176aeb4bc0d2d18fe0f45072e6fe739a0d00f947f345e0af9e745b08e8935069ea1e8f648c093cb368ecdcb9fd0a92", @ANYRESHEX=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0)
sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="1e00ea984c5fe33e29d40fed2f5f90244bd4c152", @ANYRES16=0x0, @ANYBLOB="200028bd7000fbdbdf250b0000000800050081000000"], 0x1c}}, 0x24000010)
ioctl$DMA_BUF_IOCTL_SYNC(0xffffffffffffffff, 0x40086200, &(0x7f0000000000)) (async)
ioctl$SG_GET_SCSI_ID(0xffffffffffffffff, 0x2276, &(0x7f0000000080)) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0) (async)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000240)=ANY=[@ANYBLOB="3fffffeb3ed47e936abe8f8810374dcd8eaafe7c08bb634019c03ca12727b283108c2c375f9acaf48c3e5955b7d3903ad631a711f8e2cdbcd1bd6c31718b22b8acc89391624547c1273bb5d19283d3176aeb4bc0d2d18fe0f45072e6fe739a0d00f947f345e0af9e745b08e8935069ea1e8f648c093cb368ecdcb9fd0a92", @ANYRESHEX=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0) (async)
sendmsg$IPVS_CMD_GET_DAEMON(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="1e00ea984c5fe33e29d40fed2f5f90244bd4c152", @ANYRES16=0x0, @ANYBLOB="200028bd7000fbdbdf250b0000000800050081000000"], 0x1c}}, 0x24000010) (async)

[  823.104814] nbd: must specify a device to reconfigure
14:18:22 executing program 4:
openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRESDEC=r1, @ANYBLOB="03050000000000000000010000000c0008000100000000000000040007800c0002000000008000000000"], 0x30}}, 0x0)
openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0) (async)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRESDEC=r1, @ANYBLOB="03050000000000000000010000000c0008000100000000000000040007800c0002000000008000000000"], 0x30}}, 0x0) (async)

14:18:22 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffd}]}, 0x80}, 0x1, 0x0, 0x0, 0x8000}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r2, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, '+)#-'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8001}, 0x20004001)

14:18:22 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000))
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000180), 0xffffffffffffffff)
sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x30, r2, 0x400, 0x70bd2c, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_SERVICE={0xc, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x6e1}]}, 0x30}, 0x1, 0x0, 0x0, 0x1}, 0x51)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)) (async)
syz_genetlink_get_family_id$ipvs(&(0x7f0000000180), 0xffffffffffffffff) (async)
sendmsg$IPVS_CMD_GET_INFO(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x30, r2, 0x400, 0x70bd2c, 0x25dfdbff, {}, [@IPVS_CMD_ATTR_SERVICE={0xc, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PE_NAME={0x8}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x8}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x6e1}]}, 0x30}, 0x1, 0x0, 0x0, 0x1}, 0x51) (async)

14:18:22 executing program 3:
r0 = syz_init_net_socket$rose(0xb, 0x5, 0x0)
bind$rose(r0, &(0x7f0000000040)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, 0x0, [@bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @bcast, @default]}, 0x40)
ioctl$sock_rose_SIOCDELRT(r0, 0x890c, &(0x7f00000001c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x98, @default, @rose={'rose', 0x0}, 0x2, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}]})
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$SIOCRSGCAUSE(r0, 0x89e0, &(0x7f0000000380))
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x14}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
recvmmsg$unix(r2, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0))
accept4$unix(r2, &(0x7f0000000040)=@abs, &(0x7f00000000c0)=0x6e, 0x80800)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
recvmmsg$unix(r4, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0)
accept4$unix(r4, 0x0, &(0x7f0000000180), 0x80000)
ioctl$SG_SET_COMMAND_Q(0xffffffffffffffff, 0x2271, &(0x7f0000000280)=0x1)
bind$unix(r3, &(0x7f0000000100)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
syz_init_net_socket$rose(0xb, 0x5, 0x0) (async)
bind$rose(r0, &(0x7f0000000040)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, 0x0, [@bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @bcast, @default]}, 0x40) (async)
ioctl$sock_rose_SIOCDELRT(r0, 0x890c, &(0x7f00000001c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x98, @default, @rose={'rose', 0x0}, 0x2, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}]}) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
ioctl$SIOCRSGCAUSE(r0, 0x89e0, &(0x7f0000000380)) (async)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x14}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)) (async)
recvmmsg$unix(r2, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) (async)
accept4$unix(r2, &(0x7f0000000040)=@abs, &(0x7f00000000c0)=0x6e, 0x80800) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)) (async)
recvmmsg$unix(r4, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0) (async)
accept4$unix(r4, 0x0, &(0x7f0000000180), 0x80000) (async)
ioctl$SG_SET_COMMAND_Q(0xffffffffffffffff, 0x2271, &(0x7f0000000280)=0x1) (async)
bind$unix(r3, &(0x7f0000000100)=@abs={0x0, 0x0, 0x4e21}, 0x6e) (async)

14:18:22 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000c00), 0x6001, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x14, r3, 0x10, 0x70bd25, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x4e800}, 0x80)

14:18:22 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x400}, 0x14}}, 0x0) (async, rerun: 64)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
r3 = socket(0x10, 0x2, 0x100)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r1, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x4}, 0x20000004)

14:18:22 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x44, r1, 0x4, 0x7c, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x44}}, 0x0)

14:18:22 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffd}]}, 0x80}, 0x1, 0x0, 0x0, 0x8000}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r2, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, '+)#-'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8001}, 0x20004001)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffd}]}, 0x80}, 0x1, 0x0, 0x0, 0x8000}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r2, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, '+)#-'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8001}, 0x20004001) (async)

[  823.214703] nbd: must specify a device to reconfigure
[  823.235020] nbd: must specify a device to reconfigure
14:18:22 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000c00), 0x6001, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x14, r3, 0x10, 0x70bd25, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x4e800}, 0x80)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000c00), 0x6001, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x14, r3, 0x10, 0x70bd25, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x4e800}, 0x80) (async)

14:18:22 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x70, r3, 0x400, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3ff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\x11}'}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000050}, 0x1)

14:18:22 executing program 3:
r0 = syz_init_net_socket$rose(0xb, 0x5, 0x0)
bind$rose(r0, &(0x7f0000000040)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, 0x0, [@bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @bcast, @default]}, 0x40)
ioctl$sock_rose_SIOCDELRT(r0, 0x890c, &(0x7f00000001c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x98, @default, @rose={'rose', 0x0}, 0x2, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}]})
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$SIOCRSGCAUSE(r0, 0x89e0, &(0x7f0000000380))
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x14}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
recvmmsg$unix(r2, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0))
accept4$unix(r2, &(0x7f0000000040)=@abs, &(0x7f00000000c0)=0x6e, 0x80800)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r4=>0xffffffffffffffff})
recvmmsg$unix(r4, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0)
accept4$unix(r4, 0x0, &(0x7f0000000180), 0x80000)
ioctl$SG_SET_COMMAND_Q(0xffffffffffffffff, 0x2271, &(0x7f0000000280)=0x1)
bind$unix(r3, &(0x7f0000000100)=@abs={0x0, 0x0, 0x4e21}, 0x6e)
syz_init_net_socket$rose(0xb, 0x5, 0x0) (async)
bind$rose(r0, &(0x7f0000000040)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @default, 0x0, [@bcast, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @bcast, @default]}, 0x40) (async)
ioctl$sock_rose_SIOCDELRT(r0, 0x890c, &(0x7f00000001c0)={@dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x98, @default, @rose={'rose', 0x0}, 0x2, [@rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x0}, @default, @netrom={0xbb, 0xbb, 0xbb, 0xbb, 0xbb, 0x0, 0x0}, @null, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x3}]}) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
ioctl$SIOCRSGCAUSE(r0, 0x89e0, &(0x7f0000000380)) (async)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x14}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)) (async)
recvmmsg$unix(r2, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) (async)
accept4$unix(r2, &(0x7f0000000040)=@abs, &(0x7f00000000c0)=0x6e, 0x80800) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)) (async)
recvmmsg$unix(r4, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0) (async)
accept4$unix(r4, 0x0, &(0x7f0000000180), 0x80000) (async)
ioctl$SG_SET_COMMAND_Q(0xffffffffffffffff, 0x2271, &(0x7f0000000280)=0x1) (async)
bind$unix(r3, &(0x7f0000000100)=@abs={0x0, 0x0, 0x4e21}, 0x6e) (async)

[  823.260816] nbd: must specify a device to reconfigure
14:18:22 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async, rerun: 64)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (rerun: 64)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x44, r1, 0x4, 0x7c, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x44}}, 0x0)

14:18:22 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffd}]}, 0x80}, 0x1, 0x0, 0x0, 0x8000}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r2, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, '+)#-'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8001}, 0x20004001)

[  823.321931] nbd: must specify a device to reconfigure
14:18:22 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) (async)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x70, r3, 0x400, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3ff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\x11}'}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000050}, 0x1)

[  823.345601] nbd: must specify a device to reconfigure
14:18:22 executing program 3:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

14:18:22 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x400}, 0x14}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r3 = socket(0x10, 0x2, 0x100)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r1, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x4}, 0x20000004)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x400}, 0x14}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
socket(0x10, 0x2, 0x100) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, r1, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x4}, 0x20000004) (async)

[  823.371725] nbd: must specify a device to reconfigure
14:18:22 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={<r1=>0xffffffffffffffff})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="0000fcffffff00000000010000000c00020000000000000000000c00060001000000000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="02000b01d9", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r1, @ANYBLOB="0c0004000000000000000000"], 0x84}}, 0x0)

14:18:22 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000c00), 0x6001, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x14, r3, 0x10, 0x70bd25, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x4e800}, 0x80)

14:18:22 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x70, r3, 0x400, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3ff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\x11}'}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000050}, 0x1)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), 0xffffffffffffffff) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r4, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x70, r3, 0x400, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3ff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\x11}'}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000050}, 0x1) (async)

[  823.401124] nbd: must specify a device to reconfigure
14:18:22 executing program 3:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

14:18:22 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x44, r1, 0x4, 0x7c, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x44}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x44, r1, 0x4, 0x7c, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x44}}, 0x0) (async)

14:18:22 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x503}, 0x14}, 0x1, 0x0, 0x0, 0x40014}, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000440), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x24, r2, 0x4, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0xc0}, 0x40814)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r8 = accept4$rose(r7, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x20, r5, 0x10, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x2}, 0x8010)
getsockopt$sock_linger(r8, 0x1, 0xd, &(0x7f0000000540), &(0x7f0000000580)=0x8)
accept4$rose(r4, 0x0, 0x0, 0x0)
syz_init_net_socket$rose(0xb, 0x5, 0x0)
r9 = socket(0x10, 0x4, 0x2)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x60, r3, 0x200, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x60}, 0x1, 0x0, 0x0, 0x8040}, 0x0)

14:18:22 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={<r1=>0xffffffffffffffff})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="0000fcffffff00000000010000000c00020000000000000000000c00060001000000000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="02000b01d9", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r1, @ANYBLOB="0c0004000000000000000000"], 0x84}}, 0x0)

14:18:22 executing program 3:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

[  823.483763] nbd: must specify a device to reconfigure
[  823.502044] nbd: must specify a device to reconfigure
14:18:22 executing program 1:
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYRES64=r0, @ANYRES16=r0, @ANYBLOB="01000000000000001c0003726f632f7379732f6e65742f697076342f76732f6c626c63000000000000000000576e39f40a2dd4a072d4bf4a4f1fe20d2314c4bee27201b03a812d4d8bd8d08805794744684c0650b6c721b94db97794f098b2bf8d40d85170253b36038be205938d4cc8f4b28ba72bbecdc039dfbfa4454824c5ede048ff3828b87c5c891178de74f8d46b5d6d648766b911e9ec434b57141870ffc2ee22955b3071930d3ab4cc491459848e7293"], 0x40}}, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000), 0xc, &(0x7f0000000240)={&(0x7f0000000080)={0x4c, r0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x4c}, 0x1, 0x0, 0x0, 0x84}, 0x14008054)

14:18:22 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x25, &(0x7f0000000000)=0x804, 0x4)

14:18:22 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={<r1=>0xffffffffffffffff})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="0000fcffffff00000000010000000c00020000000000000000000c00060001000000000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="02000b01d9", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r1, @ANYBLOB="0c0004000000000000000000"], 0x84}}, 0x0)

14:18:22 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000000c0)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="77111dd8e825b993b600010000000000000000010000000c00030081000000000000000c0005002400000000000000000002000600000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x884}, 0x0)

[  823.526432] nbd: must specify at least one socket
14:18:22 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:22 executing program 1:
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYRES64=r0, @ANYRES16=r0, @ANYBLOB="01000000000000001c0003726f632f7379732f6e65742f697076342f76732f6c626c63000000000000000000576e39f40a2dd4a072d4bf4a4f1fe20d2314c4bee27201b03a812d4d8bd8d08805794744684c0650b6c721b94db97794f098b2bf8d40d85170253b36038be205938d4cc8f4b28ba72bbecdc039dfbfa4454824c5ede048ff3828b87c5c891178de74f8d46b5d6d648766b911e9ec434b57141870ffc2ee22955b3071930d3ab4cc491459848e7293"], 0x40}}, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000), 0xc, &(0x7f0000000240)={&(0x7f0000000080)={0x4c, r0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x4c}, 0x1, 0x0, 0x0, 0x84}, 0x14008054)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) (async)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYRES64=r0, @ANYRES16=r0, @ANYBLOB="01000000000000001c0003726f632f7379732f6e65742f697076342f76732f6c626c63000000000000000000576e39f40a2dd4a072d4bf4a4f1fe20d2314c4bee27201b03a812d4d8bd8d08805794744684c0650b6c721b94db97794f098b2bf8d40d85170253b36038be205938d4cc8f4b28ba72bbecdc039dfbfa4454824c5ede048ff3828b87c5c891178de74f8d46b5d6d648766b911e9ec434b57141870ffc2ee22955b3071930d3ab4cc491459848e7293"], 0x40}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000), 0xc, &(0x7f0000000240)={&(0x7f0000000080)={0x4c, r0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x4c}, 0x1, 0x0, 0x0, 0x84}, 0x14008054) (async)

14:18:22 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x503}, 0x14}, 0x1, 0x0, 0x0, 0x40014}, 0x0) (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000440), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x24, r2, 0x4, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0xc0}, 0x40814) (async)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r0) (async)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r8 = accept4$rose(r7, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x20, r5, 0x10, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x2}, 0x8010)
getsockopt$sock_linger(r8, 0x1, 0xd, &(0x7f0000000540), &(0x7f0000000580)=0x8) (async)
accept4$rose(r4, 0x0, 0x0, 0x0)
syz_init_net_socket$rose(0xb, 0x5, 0x0) (async)
r9 = socket(0x10, 0x4, 0x2)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x60, r3, 0x200, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x60}, 0x1, 0x0, 0x0, 0x8040}, 0x0)

[  823.593676] nbd: must specify a device to reconfigure
14:18:22 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
getsockopt$rose(r1, 0x104, 0x5, &(0x7f0000000080), &(0x7f00000000c0)=0x4)

14:18:22 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x25, &(0x7f0000000000)=0x804, 0x4)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0) (async)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x25, &(0x7f0000000000)=0x804, 0x4) (async)

14:18:22 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:22 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000000c0)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="77111dd8e825b993b600010000000000000000010000000c00030081000000000000000c0005002400000000000000000002000600000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x884}, 0x0)

14:18:22 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x503}, 0x14}, 0x1, 0x0, 0x0, 0x40014}, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000440), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x24, r2, 0x4, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0xc0}, 0x40814)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r8 = accept4$rose(r7, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x20, r5, 0x10, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x2}, 0x8010)
getsockopt$sock_linger(r8, 0x1, 0xd, &(0x7f0000000540), &(0x7f0000000580)=0x8)
accept4$rose(r4, 0x0, 0x0, 0x0)
syz_init_net_socket$rose(0xb, 0x5, 0x0)
r9 = socket(0x10, 0x4, 0x2)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x60, r3, 0x200, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x60}, 0x1, 0x0, 0x0, 0x8040}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x14, r1, 0x503}, 0x14}, 0x1, 0x0, 0x0, 0x40014}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000440), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x24, r2, 0x4, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0xc0}, 0x40814) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r7, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000003c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x20, r5, 0x10, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x2}, 0x8010) (async)
getsockopt$sock_linger(r8, 0x1, 0xd, &(0x7f0000000540), &(0x7f0000000580)=0x8) (async)
accept4$rose(r4, 0x0, 0x0, 0x0) (async)
syz_init_net_socket$rose(0xb, 0x5, 0x0) (async)
socket(0x10, 0x4, 0x2) (async)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x60, r3, 0x200, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x60}, 0x1, 0x0, 0x0, 0x8040}, 0x0) (async)

14:18:22 executing program 1:
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYRES64=r0, @ANYRES16=r0, @ANYBLOB="01000000000000001c0003726f632f7379732f6e65742f697076342f76732f6c626c63000000000000000000576e39f40a2dd4a072d4bf4a4f1fe20d2314c4bee27201b03a812d4d8bd8d08805794744684c0650b6c721b94db97794f098b2bf8d40d85170253b36038be205938d4cc8f4b28ba72bbecdc039dfbfa4454824c5ede048ff3828b87c5c891178de74f8d46b5d6d648766b911e9ec434b57141870ffc2ee22955b3071930d3ab4cc491459848e7293"], 0x40}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000), 0xc, &(0x7f0000000240)={&(0x7f0000000080)={0x4c, r0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x4c}, 0x1, 0x0, 0x0, 0x84}, 0x14008054)

[  823.620092] nbd: must specify at least one socket
[  823.626546] nbd: must specify at least one socket
14:18:22 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
getsockopt$rose(r1, 0x104, 0x5, &(0x7f0000000080), &(0x7f00000000c0)=0x4)

14:18:22 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
semget$private(0x0, 0x1, 0x1d)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0)

14:18:22 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:22 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000000c0)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="77111dd8e825b993b600010000000000000000010000000c00030081000000000000000c0005002400000000000000000002000600000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x884}, 0x0)

[  823.693542] nbd: must specify at least one socket
[  823.708913] nbd: must specify at least one socket
[  823.716896] nbd: must specify a device to reconfigure
14:18:22 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
getsockopt$rose(r1, 0x104, 0x5, &(0x7f0000000080), &(0x7f00000000c0)=0x4)

14:18:22 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
semget$private(0x0, 0x1, 0x1d)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
semget$private(0x0, 0x1, 0x1d) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0) (async)

14:18:22 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000340)={&(0x7f0000000180)={0x98, 0x0, 0x4, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x129}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}]}, 0x98}, 0x1, 0x0, 0x0, 0x1}, 0x4008001)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r2 = accept4$rose(r1, 0x0, 0x0, 0x0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
connect$rose(r2, &(0x7f00000003c0)=@short={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default, 0x1, @default}, 0x1c)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
sendmsg$IPVS_CMD_GET_DEST(r4, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000080)={&(0x7f00000000c0)={0x40, 0x0, 0x800, 0x70bd2a, 0x25dfdbf8, {}, [@IPVS_CMD_ATTR_SERVICE={0x2c, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x1c2a}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e22}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0x2}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e23}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x20008081)

[  823.761751] nbd: must specify at least one socket
14:18:22 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x25, &(0x7f0000000000)=0x804, 0x4)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0) (async)
setsockopt$SO_TIMESTAMPING(0xffffffffffffffff, 0x1, 0x25, &(0x7f0000000000)=0x804, 0x4) (async)

14:18:22 executing program 2:
ioctl$SG_SCSI_RESET(0xffffffffffffffff, 0x2284, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="87f926e3", @ANYRES16=r1, @ANYBLOB="03050000000000000000010000000800010000000000040007800c0002000000000000000000"], 0x2c}}, 0x0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r7=>0xffffffffffffffff})
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x6c, r4, 0x800, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008810}, 0x40000)

14:18:22 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000340)={&(0x7f0000000180)={0x98, 0x0, 0x4, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x129}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}]}, 0x98}, 0x1, 0x0, 0x0, 0x1}, 0x4008001)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r2 = accept4$rose(r1, 0x0, 0x0, 0x0) (async)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
connect$rose(r2, &(0x7f00000003c0)=@short={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default, 0x1, @default}, 0x1c) (async, rerun: 64)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async, rerun: 64)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 64)
accept4$rose(r4, 0x0, 0x0, 0x0) (async, rerun: 32)
sendmsg$IPVS_CMD_GET_DEST(r4, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000080)={&(0x7f00000000c0)={0x40, 0x0, 0x800, 0x70bd2a, 0x25dfdbf8, {}, [@IPVS_CMD_ATTR_SERVICE={0x2c, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x1c2a}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e22}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0x2}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e23}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x20008081) (rerun: 32)

14:18:23 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x200}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}}, 0x80001)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(r1, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r2, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0)
sendmsg$IPVS_CMD_DEL_DEST(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x28, r2, 0x20, 0x70bd2a, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x200}, @IPVS_CMD_ATTR_SERVICE={0x4}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xb5}]}, 0x28}, 0x1, 0x0, 0x0, 0x4000000}, 0x40840)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="2034206496ee23bc49dd2b4acb43038d72", @ANYRES16=r4, @ANYBLOB="89050000000000000000050000000c0002000000000000000000"], 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r4, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x8840}, 0x80)

[  823.802126] nbd: must specify a device to reconfigure
[  823.813801] nbd: must specify at least one socket
14:18:23 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0xfffffe4d, r1, 0x100, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}]}, 0x20}, 0x1, 0x0, 0x0, 0x84}, 0x24004991)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000380)={0x38, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff2}]}, 0x38}}, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r3, 0x2, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x101}]}, 0x20}, 0x1, 0x0, 0x0, 0x4004880}, 0x20000)

14:18:23 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
semget$private(0x0, 0x1, 0x1d) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f7379732f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0)

[  823.888690] nbd: must specify a device to reconfigure
14:18:23 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x200}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}}, 0x80001)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(r1, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r2, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0)
sendmsg$IPVS_CMD_DEL_DEST(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x28, r2, 0x20, 0x70bd2a, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x200}, @IPVS_CMD_ATTR_SERVICE={0x4}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xb5}]}, 0x28}, 0x1, 0x0, 0x0, 0x4000000}, 0x40840)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="2034206496ee23bc49dd2b4acb43038d72", @ANYRES16=r4, @ANYBLOB="89050000000000000000050000000c0002000000000000000000"], 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r4, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x8840}, 0x80)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x200}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}}, 0x80001) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff) (async)
sendmsg$IPVS_CMD_NEW_SERVICE(r1, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r2, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0) (async)
sendmsg$IPVS_CMD_DEL_DEST(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x28, r2, 0x20, 0x70bd2a, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x200}, @IPVS_CMD_ATTR_SERVICE={0x4}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xb5}]}, 0x28}, 0x1, 0x0, 0x0, 0x4000000}, 0x40840) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="2034206496ee23bc49dd2b4acb43038d72", @ANYRES16=r4, @ANYBLOB="89050000000000000000050000000c0002000000000000000000"], 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r4, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x8840}, 0x80) (async)

14:18:23 executing program 2:
ioctl$SG_SCSI_RESET(0xffffffffffffffff, 0x2284, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="87f926e3", @ANYRES16=r1, @ANYBLOB="03050000000000000000010000000800010000000000040007800c0002000000000000000000"], 0x2c}}, 0x0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r7=>0xffffffffffffffff})
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x6c, r4, 0x800, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008810}, 0x40000)
ioctl$SG_SCSI_RESET(0xffffffffffffffff, 0x2284, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="87f926e3", @ANYRES16=r1, @ANYBLOB="03050000000000000000010000000800010000000000040007800c0002000000000000000000"], 0x2c}}, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r2, 0x0, 0x0, 0x0) (async)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x6c, r4, 0x800, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008810}, 0x40000) (async)

14:18:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r2, 0x40045644, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000000)={&(0x7f0000000200)=ANY=[@ANYRES8=0x0, @ANYRES16=r1, @ANYBLOB="2000006500d032fe64dce92004b630e58e000053a39de8dec217d00c20"], 0x14}}, 0x40840)

[  823.916734] nbd: must specify at least one socket
[  823.930407] nbd: must specify a device to reconfigure
14:18:23 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0xfffffe4d, r1, 0x100, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}]}, 0x20}, 0x1, 0x0, 0x0, 0x84}, 0x24004991)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000380)={0x38, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff2}]}, 0x38}}, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r3, 0x2, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x101}]}, 0x20}, 0x1, 0x0, 0x0, 0x4004880}, 0x20000)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0xfffffe4d, r1, 0x100, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}]}, 0x20}, 0x1, 0x0, 0x0, 0x84}, 0x24004991) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000380)={0x38, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff2}]}, 0x38}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r3, 0x2, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x101}]}, 0x20}, 0x1, 0x0, 0x0, 0x4004880}, 0x20000) (async)

14:18:23 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000380)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000340)={&(0x7f0000000180)={0x98, 0x0, 0x4, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x129}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}]}, 0x98}, 0x1, 0x0, 0x0, 0x1}, 0x4008001) (async, rerun: 32)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 32)
r2 = accept4$rose(r1, 0x0, 0x0, 0x0) (async)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
connect$rose(r2, &(0x7f00000003c0)=@short={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x2}, @default, 0x1, @default}, 0x1c) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0) (async, rerun: 64)
sendmsg$IPVS_CMD_GET_DEST(r4, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000080)={&(0x7f00000000c0)={0x40, 0x0, 0x800, 0x70bd2a, 0x25dfdbf8, {}, [@IPVS_CMD_ATTR_SERVICE={0x2c, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x1c2a}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e22}, @IPVS_SVC_ATTR_AF={0x6, 0x1, 0x2}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e23}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x20008081) (rerun: 64)

14:18:23 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_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x48004)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x4c, 0x0, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x240000d4}, 0x800)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x1c, r4, 0x4, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4810}, 0x4000814)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:23 executing program 2:
ioctl$SG_SCSI_RESET(0xffffffffffffffff, 0x2284, 0x0) (async)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB="87f926e3", @ANYRES16=r1, @ANYBLOB="03050000000000000000010000000800010000000000040007800c0002000000000000000000"], 0x2c}}, 0x0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0) (async)
ioctl$NBD_SET_SOCK(r2, 0xab00, 0xffffffffffffffff) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r7=>0xffffffffffffffff})
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x6c, r4, 0x800, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008810}, 0x40000)

14:18:23 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x200}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x40}}, 0x80001) (async)
r1 = socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(r1, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r2, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0)
sendmsg$IPVS_CMD_DEL_DEST(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x28, r2, 0x20, 0x70bd2a, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x200}, @IPVS_CMD_ATTR_SERVICE={0x4}, @IPVS_CMD_ATTR_TIMEOUT_UDP={0x8, 0x6, 0xb5}]}, 0x28}, 0x1, 0x0, 0x0, 0x4000000}, 0x40840) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="2034206496ee23bc49dd2b4acb43038d72", @ANYRES16=r4, @ANYBLOB="89050000000000000000050000000c0002000000000000000000"], 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r4, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x8840}, 0x80)

[  824.036089] nbd: must specify at least one socket
14:18:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r2, 0x40045644, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000000)={&(0x7f0000000200)=ANY=[@ANYRES8=0x0, @ANYRES16=r1, @ANYBLOB="2000006500d032fe64dce92004b630e58e000053a39de8dec217d00c20"], 0x14}}, 0x40840)

14:18:23 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_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x48004)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x4c, 0x0, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x240000d4}, 0x800)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x1c, r4, 0x4, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4810}, 0x4000814)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
syz_init_net_socket$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)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x48004) (async)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x4c, 0x0, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x240000d4}, 0x800) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x1c, r4, 0x4, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4810}, 0x4000814) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0) (async)

14:18:23 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0xfffffe4d, r1, 0x100, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}]}, 0x20}, 0x1, 0x0, 0x0, 0x84}, 0x24004991)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000380)={0x38, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff2}]}, 0x38}}, 0x0) (async)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r3, 0x2, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x101}]}, 0x20}, 0x1, 0x0, 0x0, 0x4004880}, 0x20000)

[  824.057872] nbd: must specify a device to reconfigure
14:18:23 executing program 3:
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)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:23 executing program 0:
pkey_alloc(0x0, 0x3)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="00e7ff00", @ANYRES32, @ANYBLOB="4d000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
getrusage(0xffffffffffffffff, &(0x7f0000000340))
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x5c, 0x0, 0x2, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4004}, 0x20000081)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000200)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x84}, 0xc, &(0x7f00000001c0)={&(0x7f00000004c0)=ANY=[@ANYBLOB="8800804aea9f4bbd1828961205e40000", @ANYRES16=0x0, @ANYBLOB="000225bd7000ffdbdf25050000000c00040005000000000000000c00030002000000000000000c000a003a233a3a2e7d40240c000800080000000000000008000100000000000c00020001040000000000000c00030006000000000000000c000400fb7ade520000000009000a0040272b5c2a0000000c0008000000000000000000"], 0x88}, 0x1, 0x0, 0x0, 0x20004810}, 0x24008981)

14:18:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r2, 0x40045644, 0x0) (async, rerun: 32)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000000)={&(0x7f0000000200)=ANY=[@ANYRES8=0x0, @ANYRES16=r1, @ANYBLOB="2000006500d032fe64dce92004b630e58e000053a39de8dec217d00c20"], 0x14}}, 0x40840) (rerun: 32)

14:18:23 executing program 2:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = pkey_alloc(0x0, 0x3)
pkey_mprotect(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2000009, r0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="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"], 0x4c}}, 0x4000000)

14:18:23 executing program 4:
r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000000)={0x0, 0x0, 0x18}, 0xc)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/net/ipv4/vs/conntrack\x00', 0x2, 0x0)
bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000300)={0x6, 0x6, &(0x7f0000000080)=@raw=[@map_val={0x18, 0x2, 0x2, 0x0, r0, 0x0, 0x0, 0x0, 0x401}, @btf_id={0x18, 0x0, 0x3, 0x0, 0x4}, @map_fd={0x18, 0x8, 0x1, 0x0, 0x1}], &(0x7f00000000c0)='syzkaller\x00', 0xac4, 0x31, &(0x7f0000000380)=""/49, 0x41100, 0x0, '\x00', 0x0, 0x25, r1, 0x8, &(0x7f00000001c0)={0x2000008, 0x1}, 0x8, 0x10, &(0x7f0000000280)={0x1, 0x9, 0x10001}, 0x10, 0x0, 0x0, 0x0, &(0x7f00000002c0)=[0xffffffffffffffff, 0xffffffffffffffff]}, 0x80)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB='%\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="03050000000000000000010000000800010000000000040007800c0002000008000000000000"], 0x2c}}, 0x0)

14:18:23 executing program 3:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)

14:18:23 executing program 0:
pkey_alloc(0x0, 0x3)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="00e7ff00", @ANYRES32, @ANYBLOB="4d000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
getrusage(0xffffffffffffffff, &(0x7f0000000340))
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x5c, 0x0, 0x2, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4004}, 0x20000081)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000200)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x84}, 0xc, &(0x7f00000001c0)={&(0x7f00000004c0)=ANY=[@ANYBLOB="8800804aea9f4bbd1828961205e40000", @ANYRES16=0x0, @ANYBLOB="000225bd7000ffdbdf25050000000c00040005000000000000000c00030002000000000000000c000a003a233a3a2e7d40240c000800080000000000000008000100000000000c00020001040000000000000c00030006000000000000000c000400fb7ade520000000009000a0040272b5c2a0000000c0008000000000000000000"], 0x88}, 0x1, 0x0, 0x0, 0x20004810}, 0x24008981)
pkey_alloc(0x0, 0x3) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="00e7ff00", @ANYRES32, @ANYBLOB="4d000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
getrusage(0xffffffffffffffff, &(0x7f0000000340)) (async)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x5c, 0x0, 0x2, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4004}, 0x20000081) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000200)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x84}, 0xc, &(0x7f00000001c0)={&(0x7f00000004c0)=ANY=[@ANYBLOB="8800804aea9f4bbd1828961205e40000", @ANYRES16=0x0, @ANYBLOB="000225bd7000ffdbdf25050000000c00040005000000000000000c00030002000000000000000c000a003a233a3a2e7d40240c000800080000000000000008000100000000000c00020001040000000000000c00030006000000000000000c000400fb7ade520000000009000a0040272b5c2a0000000c0008000000000000000000"], 0x88}, 0x1, 0x0, 0x0, 0x20004810}, 0x24008981) (async)

[  824.136784] nbd: must specify at least one socket
[  824.147267] nbd: must specify a device to reconfigure
14:18:23 executing program 1:
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$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000380)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x48004)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x4c, 0x0, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x240000d4}, 0x800) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x1c, r4, 0x4, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4810}, 0x4000814)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:23 executing program 2:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r0 = pkey_alloc(0x0, 0x3)
pkey_mprotect(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2000009, r0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="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"], 0x4c}}, 0x4000000)

14:18:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000180)={0x5c, r1, 0x1, 0x1, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401300000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, ':&'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffff8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x5c}}, 0x0)

14:18:23 executing program 4:
r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000000)={0x0, 0x0, 0x18}, 0xc) (async)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/net/ipv4/vs/conntrack\x00', 0x2, 0x0)
bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000300)={0x6, 0x6, &(0x7f0000000080)=@raw=[@map_val={0x18, 0x2, 0x2, 0x0, r0, 0x0, 0x0, 0x0, 0x401}, @btf_id={0x18, 0x0, 0x3, 0x0, 0x4}, @map_fd={0x18, 0x8, 0x1, 0x0, 0x1}], &(0x7f00000000c0)='syzkaller\x00', 0xac4, 0x31, &(0x7f0000000380)=""/49, 0x41100, 0x0, '\x00', 0x0, 0x25, r1, 0x8, &(0x7f00000001c0)={0x2000008, 0x1}, 0x8, 0x10, &(0x7f0000000280)={0x1, 0x9, 0x10001}, 0x10, 0x0, 0x0, 0x0, &(0x7f00000002c0)=[0xffffffffffffffff, 0xffffffffffffffff]}, 0x80) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB='%\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="03050000000000000000010000000800010000000000040007800c0002000008000000000000"], 0x2c}}, 0x0)

14:18:23 executing program 0:
pkey_alloc(0x0, 0x3)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="00e7ff00", @ANYRES32, @ANYBLOB="4d000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
getrusage(0xffffffffffffffff, &(0x7f0000000340)) (async)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x5c, 0x0, 0x2, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4004}, 0x20000081) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000200)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x84}, 0xc, &(0x7f00000001c0)={&(0x7f00000004c0)=ANY=[@ANYBLOB="8800804aea9f4bbd1828961205e40000", @ANYRES16=0x0, @ANYBLOB="000225bd7000ffdbdf25050000000c00040005000000000000000c00030002000000000000000c000a003a233a3a2e7d40240c000800080000000000000008000100000000000c00020001040000000000000c00030006000000000000000c000400fb7ade520000000009000a0040272b5c2a0000000c0008000000000000000000"], 0x88}, 0x1, 0x0, 0x0, 0x20004810}, 0x24008981)

14:18:23 executing program 3:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:23 executing program 2:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = pkey_alloc(0x0, 0x3)
pkey_mprotect(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2000009, r0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="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"], 0x4c}}, 0x4000000)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
pkey_alloc(0x0, 0x3) (async)
pkey_mprotect(&(0x7f0000ffc000/0x4000)=nil, 0x4000, 0x2000009, r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="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"], 0x4c}}, 0x4000000) (async)

[  824.214956] nbd: must specify a size in bytes for the device
[  824.250670] nbd: must specify a device to reconfigure
14:18:23 executing program 1:
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x38, r1, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0xc, 0xa, 'syztnl2\x00'}]}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0xd0)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/ignore_tunneled\x00', 0x2, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'team0\x00', <r3=>0x0})
ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(r2, 0x89f3, &(0x7f00000000c0)={'syztnl1\x00', &(0x7f0000000180)={'syztnl2\x00', r3, 0x17, 0x8, 0x9, 0x9, 0x2, @dev={0xfe, 0x80, '\x00', 0x36}, @private1={0xfc, 0x1, '\x00', 0x1}, 0x10, 0x7, 0xfffffffd, 0x9}})

14:18:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000180)={0x5c, r1, 0x1, 0x1, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401300000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, ':&'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffff8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x5c}}, 0x0)

14:18:23 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="1c000110ac1b710cdc5cfc03e871b9c616718f786dba11df5c4e4af44aef2773596ffd6acf8f5da9d2f29f00fbd2f4bf847fcce1972185586af7c95a46b1062c18a779569817c5d215fafea5efbc3ae16feb9c599a28cca89ccf432faf325f3f9bf4e9bcdf8dede2890b3ffd8a8a6399b9193a089ba9736aa6af0675c064a3ecaa5e3d637a436509a4be5d9f6a", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x4110)

14:18:23 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="03050000000000000004010000004000010000000000040007800c00020000000010e6fe177017b133f72740d0aa9743f51b44107d"], 0x2c}}, 0x0)

14:18:23 executing program 0:
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={0xffffffffffffffff, 0x58, &(0x7f0000000040)}, 0x10)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}]}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x8001)

14:18:23 executing program 4:
r0 = bpf$BPF_MAP_GET_FD_BY_ID(0xe, &(0x7f0000000000)={0x0, 0x0, 0x18}, 0xc) (async)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/net/ipv4/vs/conntrack\x00', 0x2, 0x0)
bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000300)={0x6, 0x6, &(0x7f0000000080)=@raw=[@map_val={0x18, 0x2, 0x2, 0x0, r0, 0x0, 0x0, 0x0, 0x401}, @btf_id={0x18, 0x0, 0x3, 0x0, 0x4}, @map_fd={0x18, 0x8, 0x1, 0x0, 0x1}], &(0x7f00000000c0)='syzkaller\x00', 0xac4, 0x31, &(0x7f0000000380)=""/49, 0x41100, 0x0, '\x00', 0x0, 0x25, r1, 0x8, &(0x7f00000001c0)={0x2000008, 0x1}, 0x8, 0x10, &(0x7f0000000280)={0x1, 0x9, 0x10001}, 0x10, 0x0, 0x0, 0x0, &(0x7f00000002c0)=[0xffffffffffffffff, 0xffffffffffffffff]}, 0x80) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)=ANY=[@ANYBLOB='%\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="03050000000000000000010000000800010000000000040007800c0002000008000000000000"], 0x2c}}, 0x0)

[  824.281500] block nbd5: not configured, cannot reconfigure
[  824.303321] nbd: must specify a size in bytes for the device
14:18:23 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="1c000110ac1b710cdc5cfc03e871b9c616718f786dba11df5c4e4af44aef2773596ffd6acf8f5da9d2f29f00fbd2f4bf847fcce1972185586af7c95a46b1062c18a779569817c5d215fafea5efbc3ae16feb9c599a28cca89ccf432faf325f3f9bf4e9bcdf8dede2890b3ffd8a8a6399b9193a089ba9736aa6af0675c064a3ecaa5e3d637a436509a4be5d9f6a", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x4110)

14:18:23 executing program 1:
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0) (async)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x38, r1, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0xc, 0xa, 'syztnl2\x00'}]}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0xd0) (async)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/ignore_tunneled\x00', 0x2, 0x0) (async)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'team0\x00', <r3=>0x0})
ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(r2, 0x89f3, &(0x7f00000000c0)={'syztnl1\x00', &(0x7f0000000180)={'syztnl2\x00', r3, 0x17, 0x8, 0x9, 0x9, 0x2, @dev={0xfe, 0x80, '\x00', 0x36}, @private1={0xfc, 0x1, '\x00', 0x1}, 0x10, 0x7, 0xfffffffd, 0x9}})

14:18:23 executing program 0:
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={0xffffffffffffffff, 0x58, &(0x7f0000000040)}, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}]}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x8001)

14:18:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000180)={0x5c, r1, 0x1, 0x1, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401300000000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, ':&'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffff8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x5c}}, 0x0)

14:18:23 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="03050000000000000004010000004000010000000000040007800c00020000000010e6fe177017b133f72740d0aa9743f51b44107d"], 0x2c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="03050000000000000004010000004000010000000000040007800c00020000000010e6fe177017b133f72740d0aa9743f51b44107d"], 0x2c}}, 0x0) (async)

14:18:23 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000540)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000500)={&(0x7f00000004c0)={0x20, 0x0, 0x1, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x20}, 0x1, 0x0, 0x0, 0xc4}, 0x20000021)
r4 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
r5 = accept(0xffffffffffffffff, &(0x7f0000000100)=@phonet, &(0x7f0000000300)=0x80)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f00000003c0)={0x5c, r1, 0x400, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbf}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffa}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x5c}}, 0x4048045)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={<r8=>0xffffffffffffffff})
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x20, r1, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}]}]}, 0x20}, 0x1, 0x0, 0x0, 0x10}, 0x4001)
syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r0)
ioctl$VIDIOC_S_PRIORITY(r4, 0x40045644, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000580)=ANY=[@ANYRESOCT=r4, @ANYBLOB="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", @ANYBLOB="0305000000000000000001000000080001000000000004000780000008000800000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x1}, 0x0)

14:18:23 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="1c000110ac1b710cdc5cfc03e871b9c616718f786dba11df5c4e4af44aef2773596ffd6acf8f5da9d2f29f00fbd2f4bf847fcce1972185586af7c95a46b1062c18a779569817c5d215fafea5efbc3ae16feb9c599a28cca89ccf432faf325f3f9bf4e9bcdf8dede2890b3ffd8a8a6399b9193a089ba9736aa6af0675c064a3ecaa5e3d637a436509a4be5d9f6a", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x4110)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="1c000110ac1b710cdc5cfc03e871b9c616718f786dba11df5c4e4af44aef2773596ffd6acf8f5da9d2f29f00fbd2f4bf847fcce1972185586af7c95a46b1062c18a779569817c5d215fafea5efbc3ae16feb9c599a28cca89ccf432faf325f3f9bf4e9bcdf8dede2890b3ffd8a8a6399b9193a089ba9736aa6af0675c064a3ecaa5e3d637a436509a4be5d9f6a", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x4110) (async)

14:18:23 executing program 1:
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0) (async)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x38, r1, 0x1, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0xc, 0xa, 'syztnl2\x00'}]}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0xd0) (async)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/ignore_tunneled\x00', 0x2, 0x0)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'team0\x00', <r3=>0x0})
ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(r2, 0x89f3, &(0x7f00000000c0)={'syztnl1\x00', &(0x7f0000000180)={'syztnl2\x00', r3, 0x17, 0x8, 0x9, 0x9, 0x2, @dev={0xfe, 0x80, '\x00', 0x36}, @private1={0xfc, 0x1, '\x00', 0x1}, 0x10, 0x7, 0xfffffffd, 0x9}})

14:18:23 executing program 0:
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={0xffffffffffffffff, 0x58, &(0x7f0000000040)}, 0x10)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}]}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x8001)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f00000000c0)={0xffffffffffffffff, 0x58, &(0x7f0000000040)}, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}]}, 0x80}, 0x1, 0x0, 0x0, 0x10}, 0x8001) (async)

[  824.380151] nbd: must specify at least one socket
[  824.398095] block nbd5: not configured, cannot reconfigure
[  824.404023] nbd: must specify a size in bytes for the device
14:18:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={<r2=>0xffffffffffffffff})
r3 = accept(0xffffffffffffffff, &(0x7f0000000080)=@can, &(0x7f0000000180)=0x80)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={<r4=>0xffffffffffffffff})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)={0xa4, 0x0, 0x1, 0x0, 0x3, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r4}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000000000000001}]}, 0xa4}, 0x1, 0x0, 0x0, 0x40050}, 0x0)

14:18:23 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000000)={0x1, 0x58, &(0x7f0000000080)}, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x6c, r3, 0x4, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfb}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4000}, 0x4000)

14:18:23 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="03050000000000000004010000004000010000000000040007800c00020000000010e6fe177017b133f72740d0aa9743f51b44107d"], 0x2c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="03050000000000000004010000004000010000000000040007800c00020000000010e6fe177017b133f72740d0aa9743f51b44107d"], 0x2c}}, 0x0) (async)

14:18:23 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000540)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000500)={&(0x7f00000004c0)={0x20, 0x0, 0x1, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x20}, 0x1, 0x0, 0x0, 0xc4}, 0x20000021)
r4 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0) (async)
r5 = accept(0xffffffffffffffff, &(0x7f0000000100)=@phonet, &(0x7f0000000300)=0x80) (async)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f00000003c0)={0x5c, r1, 0x400, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbf}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffa}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x5c}}, 0x4048045)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={<r8=>0xffffffffffffffff})
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x20, r1, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}]}]}, 0x20}, 0x1, 0x0, 0x0, 0x10}, 0x4001) (async)
syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r0) (async)
ioctl$VIDIOC_S_PRIORITY(r4, 0x40045644, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000580)=ANY=[@ANYRESOCT=r4, @ANYBLOB="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", @ANYBLOB="0305000000000000000001000000080001000000000004000780000008000800000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x1}, 0x0)

14:18:23 executing program 0:
r0 = getpid()
getresuid(&(0x7f0000000040)=<r1=>0x0, &(0x7f00000001c0), &(0x7f0000001340))
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
bind$unix(r2, &(0x7f00000002c0)=@file={0x0, './file0\x00'}, 0x6e)
sendto$unix(r3, 0x0, 0x0, 0x0, &(0x7f00000000c0)=@file={0x1, './file0\x00'}, 0x6e)
r4 = socket$unix(0x1, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
recvmmsg$unix(r5, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0)
r7 = socket(0x3, 0x6, 0x7)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r8=>0xffffffffffffffff})
r9 = getpid()
sendmsg$unix(r8, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r9}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0)
r10 = syz_open_dev$cec(&(0x7f0000000800), 0x0, 0x2)
r11 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_QBUF(0xffffffffffffffff, 0xc058560f, &(0x7f0000001440)=@overlay={0x9, 0x3, 0x4, 0xe000, 0x3e, {}, {0x3, 0x1, 0x9, 0x1, 0x2, 0x0, "4a5a1c24"}, 0x80000001, 0x3, {}, 0x2})
ioctl$VIDIOC_S_PRIORITY(r11, 0x40045644, 0x0)
r12 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r12, 0x40045644, 0x0)
r13 = getpid()
getresuid(&(0x7f0000000840), &(0x7f0000000880)=<r14=>0x0, &(0x7f00000008c0))
getresgid(&(0x7f0000000900), &(0x7f0000000940), &(0x7f0000000980)=<r15=>0x0)
r16 = getpid()
getresgid(&(0x7f00000009c0)=<r17=>0x0, &(0x7f0000000a00), &(0x7f0000000a40))
r18 = getpid()
sendmsg$unix(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r18}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000bc0)={&(0x7f0000000240)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000000740)=[{&(0x7f0000000500)="dde4d6ce7af34e468f7e3792475eff0d4f1524aa68368d5ec0754118031601c8e71899a961426c370d063ace15299adee233a53f76166efceb4c4497e58cc4190a2eba0d9db6710f1f8bb0a148bbb6bae4e94ce0b6a1c81a4b5608905c0326033f9fb28ac961f97eafd258ab1019f5d4f2ce051efc0d961eb68ecb9b122cc6", 0x7f}, {&(0x7f0000000580)="8b83c0053724a27ab6a51e7faff6ae77551d809cce457a1fbdb45dacb1801ee1fbce66d3e39cb3d60d5ee9f95f7f6c68b9f3d77bc8efff684ac84b932b636bec186c8d81ca56076a21a64067e2d34b1fa5860d4725a59067699eeb66e2be428c63995bccf950e5bc0c08747c17d581f2e77d16d7d8484ce927558a3a89dc88b5f2a211bca35386147c4c5f6cc3caf83b0d017fd9aca5b4ff1bda6f3f852ddda261ea09971db87700955a5f7eded450197f8fe536f09950b601750b1d2888ef35917d4a1e523c85dab5698c1d63031fbb1d0e", 0xd2}, {&(0x7f0000000180)="060e61af4a5020429302ee344fa37e5419407f6e7c82ea471f233862c36a85450c37623cfc5b6b42ac", 0x29}, {&(0x7f0000000680)="595955dee4aceb15baf1835d72845e3624c7b2bd77eef0b7021459112884571704ce031071832503ac470dc619559403df3f190c63e882d794ca7acc272b51dd4dba60a40df9ab693e6a53e7", 0x4c}, {&(0x7f0000000700)="23aa5cce1012a7451c", 0x9}], 0x5, &(0x7f00000014c0)=ANY=[@ANYBLOB="38000000000000000100000001000000", @ANYRES32=r5, @ANYRES32, @ANYRES32, @ANYRES32=r3, @ANYRES32, @ANYRES32=r2, @ANYRES32=r6, @ANYRES32, @ANYRES32=r6, @ANYRES32=r4, @ANYBLOB="14000000000000000100000001000000", @ANYRES32=r3, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32, @ANYRES32=r7, @ANYRES32=r3, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0xee01, @ANYRES32, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=r9, @ANYRES32, @ANYRES32=0x0, @ANYBLOB="0000000028000000000000000100000001000000008383236ca1c6306fcf2e19465186d3808469", @ANYRES32=r3, @ANYRES32=r6, @ANYRES32=r10, @ANYRES32=r11, @ANYRES32=r12, @ANYRES32=r4, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=r13, @ANYRES32=r14, @ANYRES32=r15, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=r16, @ANYRES32, @ANYRES32=r17, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=r18, @ANYRES32, @ANYRES32=0x0, @ANYBLOB="8473c926"], 0x138, 0x801}, 0x4000)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000001400)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000040)}, {&(0x7f0000000340)="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", 0x1000}, {&(0x7f0000000080)="fea6aa46fae76bcee4228954ef2dd6ddfb07e78f0da28ba2c6fda0f58b5871de030263e11453ef72cc80dee0c9c70efb8156a5130caf8af9193ea062c2c5c235b19a09ec7e3e938a4884c08464535b5963112eda25dd1c2a6dc40cda6008a2bcf91a657dadf7a8df1901dd768f1534a4fe3c9cfb5028cbea86eb0f43efbda715903e43d837b6450cfcae28012b3bc8f5ce407223de2de810a5d93ab3c2d3d55d5bf28e6d351290da354082b14d57a43f320c6b0de7fb3888ee46da8c7f1906342faaca28d040", 0xc6}], 0x3, &(0x7f0000001380)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r0, r1, r15}}}], 0x60, 0x20040180}, 0x80)
r19 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r19, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000001980)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08a0bf66", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="00000000eac5ad1fe6a5453d487786e26dc5d07ea119f3714aeaf5b304a1bc8a7562347939525dbede591587542c0ff7a73a776c900834d9720a4b8cc4b42495e20e1277bb9305c7aee4ca57d924d44542665b3bb1885c2c7d0b2a5081b34040743fa9114a3f2c05583ff3fa633e44dec6758905cb216c", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r16, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="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", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

[  824.461896] block nbd5: not configured, cannot reconfigure
[  824.474770] nbd: must specify at least one socket
[  824.486424] nbd: must specify at least one socket
14:18:23 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
ioctl$UI_SET_LEDBIT(r5, 0x40045569, 0xc)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x5c, r4, 0x200, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5ad6f6f1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffff}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1ff}]}, 0x5c}, 0x1, 0x0, 0x0, 0xc0d1}, 0x4)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={<r2=>0xffffffffffffffff}) (async)
r3 = accept(0xffffffffffffffff, &(0x7f0000000080)=@can, &(0x7f0000000180)=0x80) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={<r4=>0xffffffffffffffff})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)={0xa4, 0x0, 0x1, 0x0, 0x3, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r4}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000000000000001}]}, 0xa4}, 0x1, 0x0, 0x0, 0x40050}, 0x0)

14:18:23 executing program 0:
r0 = getpid()
getresuid(&(0x7f0000000040)=<r1=>0x0, &(0x7f00000001c0), &(0x7f0000001340)) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
bind$unix(r2, &(0x7f00000002c0)=@file={0x0, './file0\x00'}, 0x6e) (async, rerun: 32)
sendto$unix(r3, 0x0, 0x0, 0x0, &(0x7f00000000c0)=@file={0x1, './file0\x00'}, 0x6e) (async, rerun: 32)
r4 = socket$unix(0x1, 0x1, 0x0) (async, rerun: 32)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff}) (rerun: 32)
recvmmsg$unix(r5, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0) (async)
r7 = socket(0x3, 0x6, 0x7) (async)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r8=>0xffffffffffffffff})
r9 = getpid()
sendmsg$unix(r8, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r9}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0) (async)
r10 = syz_open_dev$cec(&(0x7f0000000800), 0x0, 0x2)
r11 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0) (async)
ioctl$VIDIOC_QBUF(0xffffffffffffffff, 0xc058560f, &(0x7f0000001440)=@overlay={0x9, 0x3, 0x4, 0xe000, 0x3e, {}, {0x3, 0x1, 0x9, 0x1, 0x2, 0x0, "4a5a1c24"}, 0x80000001, 0x3, {}, 0x2})
ioctl$VIDIOC_S_PRIORITY(r11, 0x40045644, 0x0)
r12 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r12, 0x40045644, 0x0)
r13 = getpid() (async)
getresuid(&(0x7f0000000840), &(0x7f0000000880)=<r14=>0x0, &(0x7f00000008c0)) (async, rerun: 32)
getresgid(&(0x7f0000000900), &(0x7f0000000940), &(0x7f0000000980)=<r15=>0x0) (async, rerun: 32)
r16 = getpid() (async)
getresgid(&(0x7f00000009c0)=<r17=>0x0, &(0x7f0000000a00), &(0x7f0000000a40)) (async)
r18 = getpid()
sendmsg$unix(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r18}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0) (async)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000bc0)={&(0x7f0000000240)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000000740)=[{&(0x7f0000000500)="dde4d6ce7af34e468f7e3792475eff0d4f1524aa68368d5ec0754118031601c8e71899a961426c370d063ace15299adee233a53f76166efceb4c4497e58cc4190a2eba0d9db6710f1f8bb0a148bbb6bae4e94ce0b6a1c81a4b5608905c0326033f9fb28ac961f97eafd258ab1019f5d4f2ce051efc0d961eb68ecb9b122cc6", 0x7f}, {&(0x7f0000000580)="8b83c0053724a27ab6a51e7faff6ae77551d809cce457a1fbdb45dacb1801ee1fbce66d3e39cb3d60d5ee9f95f7f6c68b9f3d77bc8efff684ac84b932b636bec186c8d81ca56076a21a64067e2d34b1fa5860d4725a59067699eeb66e2be428c63995bccf950e5bc0c08747c17d581f2e77d16d7d8484ce927558a3a89dc88b5f2a211bca35386147c4c5f6cc3caf83b0d017fd9aca5b4ff1bda6f3f852ddda261ea09971db87700955a5f7eded450197f8fe536f09950b601750b1d2888ef35917d4a1e523c85dab5698c1d63031fbb1d0e", 0xd2}, {&(0x7f0000000180)="060e61af4a5020429302ee344fa37e5419407f6e7c82ea471f233862c36a85450c37623cfc5b6b42ac", 0x29}, {&(0x7f0000000680)="595955dee4aceb15baf1835d72845e3624c7b2bd77eef0b7021459112884571704ce031071832503ac470dc619559403df3f190c63e882d794ca7acc272b51dd4dba60a40df9ab693e6a53e7", 0x4c}, {&(0x7f0000000700)="23aa5cce1012a7451c", 0x9}], 0x5, &(0x7f00000014c0)=ANY=[@ANYBLOB="38000000000000000100000001000000", @ANYRES32=r5, @ANYRES32, @ANYRES32, @ANYRES32=r3, @ANYRES32, @ANYRES32=r2, @ANYRES32=r6, @ANYRES32, @ANYRES32=r6, @ANYRES32=r4, @ANYBLOB="14000000000000000100000001000000", @ANYRES32=r3, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32, @ANYRES32=r7, @ANYRES32=r3, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0xee01, @ANYRES32, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=r9, @ANYRES32, @ANYRES32=0x0, @ANYBLOB="0000000028000000000000000100000001000000008383236ca1c6306fcf2e19465186d3808469", @ANYRES32=r3, @ANYRES32=r6, @ANYRES32=r10, @ANYRES32=r11, @ANYRES32=r12, @ANYRES32=r4, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=r13, @ANYRES32=r14, @ANYRES32=r15, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=r16, @ANYRES32, @ANYRES32=r17, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=r18, @ANYRES32, @ANYRES32=0x0, @ANYBLOB="8473c926"], 0x138, 0x801}, 0x4000) (async)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000001400)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000040)}, {&(0x7f0000000340)="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", 0x1000}, {&(0x7f0000000080)="fea6aa46fae76bcee4228954ef2dd6ddfb07e78f0da28ba2c6fda0f58b5871de030263e11453ef72cc80dee0c9c70efb8156a5130caf8af9193ea062c2c5c235b19a09ec7e3e938a4884c08464535b5963112eda25dd1c2a6dc40cda6008a2bcf91a657dadf7a8df1901dd768f1534a4fe3c9cfb5028cbea86eb0f43efbda715903e43d837b6450cfcae28012b3bc8f5ce407223de2de810a5d93ab3c2d3d55d5bf28e6d351290da354082b14d57a43f320c6b0de7fb3888ee46da8c7f1906342faaca28d040", 0xc6}], 0x3, &(0x7f0000001380)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r0, r1, r15}}}], 0x60, 0x20040180}, 0x80) (async)
r19 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r19, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000001980)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08a0bf66", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="00000000eac5ad1fe6a5453d487786e26dc5d07ea119f3714aeaf5b304a1bc8a7562347939525dbede591587542c0ff7a73a776c900834d9720a4b8cc4b42495e20e1277bb9305c7aee4ca57d924d44542665b3bb1885c2c7d0b2a5081b34040743fa9114a3f2c05583ff3fa633e44dec6758905cb216c", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r16, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="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", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

[  824.589525] nbd: must specify a device to reconfigure
14:18:23 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000540)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000500)={&(0x7f00000004c0)={0x20, 0x0, 0x1, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x20}, 0x1, 0x0, 0x0, 0xc4}, 0x20000021)
r4 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
r5 = accept(0xffffffffffffffff, &(0x7f0000000100)=@phonet, &(0x7f0000000300)=0x80)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f00000003c0)={0x5c, r1, 0x400, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbf}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffa}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x5c}}, 0x4048045)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={<r8=>0xffffffffffffffff})
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x20, r1, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}]}]}, 0x20}, 0x1, 0x0, 0x0, 0x10}, 0x4001)
syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r0)
ioctl$VIDIOC_S_PRIORITY(r4, 0x40045644, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000580)=ANY=[@ANYRESOCT=r4, @ANYBLOB="10438b0563421b6fc04fa1a4bcbdec467e1e753e2e1b91ddc62ddd5019811d6fc7d9b7c76e74eabac305245ecc9040ae2f11e3de7bb5952aac1c195b9d9d7597645eb2e19a63b0796f6253e37171d52e9828ea2d1cd815414dafe258abeb2a7e207f44c61f2978266ea87023496565924fd1661f0cba3fc74bcc903e8734b868e5a78c2b576ade2c4bc1311281293509dae83bafa7615e09cb404df991c9e46fa506226829b468b34580a09a261c88d62c9332f99a2645d7cb472db5e85a3c7bb3dc372e1ab63940b3d802ba76b05e1c52a6410c76ecd4d9cf7a08199f0b0de8bedd701000f4e070305e812c888097d49ce4dce6177d7d812405c982677df32caf8507203685af4b61fe26ca558b2aaf99c752f8055d25890fc2699579f6bf8c70fe6e8694161b24183fdcc967e76bd306bcfa2142559258e294cf4bf39aeee6c82cac712b9b9ad0b93f16ee54bd1d35fc490cf09c573c459840188317ad4de4281c9d8602b5ede0b1114033f9a0cd1ec4464f8a673be37dc0e69708b54e0f8a4fae69656764f4c3fafacda8c9bf8bf396395acbe7089899ca01e6b597be07aefc86ecf3de9f9dcda2d59e86d3ae3c5bb750dcfb03b18db9b20ca40e6fbe3cac52f6636543cb3a1f0f5354aa6d0e1c66bae2cdee2d1320cadb21ff5abacea70fcfdb4f9cd91ae00f7cad8f1d2c49e2d3531b63a1c0d2023ee975c715f312230b01a95b43ae0255e30485ecba06664d759521", @ANYBLOB="0305000000000000000001000000080001000000000004000780000008000800000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x1}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000540)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000500)={&(0x7f00000004c0)={0x20, 0x0, 0x1, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x20}, 0x1, 0x0, 0x0, 0xc4}, 0x20000021) (async)
syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0) (async)
accept(0xffffffffffffffff, &(0x7f0000000100)=@phonet, &(0x7f0000000300)=0x80) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r7, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f00000003c0)={0x5c, r1, 0x400, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbf}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffa}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x5c}}, 0x4048045) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x20, r1, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}]}]}, 0x20}, 0x1, 0x0, 0x0, 0x10}, 0x4001) (async)
syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r0) (async)
ioctl$VIDIOC_S_PRIORITY(r4, 0x40045644, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000580)=ANY=[@ANYRESOCT=r4, @ANYBLOB="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", @ANYBLOB="0305000000000000000001000000080001000000000004000780000008000800000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x1}, 0x0) (async)

14:18:23 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 64)
accept4$rose(r1, 0x0, 0x0, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
ioctl$UI_SET_LEDBIT(r5, 0x40045569, 0xc) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x5c, r4, 0x200, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5ad6f6f1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffff}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1ff}]}, 0x5c}, 0x1, 0x0, 0x0, 0xc0d1}, 0x4)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

[  824.628515] nbd: must specify at least one socket
14:18:23 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0) (async)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000000)={0x1, 0x58, &(0x7f0000000080)}, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x6c, r3, 0x4, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfb}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4000}, 0x4000)

14:18:23 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r3, 0x200, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}]}, 0x50}, 0x1, 0x0, 0x0, 0x5}, 0x8011)

14:18:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (rerun: 64)
accept4$rose(r1, 0x0, 0x0, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={<r2=>0xffffffffffffffff}) (async)
r3 = accept(0xffffffffffffffff, &(0x7f0000000080)=@can, &(0x7f0000000180)=0x80) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={<r4=>0xffffffffffffffff})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)={0xa4, 0x0, 0x1, 0x0, 0x3, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r4}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000000000000001}]}, 0xa4}, 0x1, 0x0, 0x0, 0x40050}, 0x0)

[  824.649226] nbd: must specify at least one socket
14:18:23 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000000)={0x1, 0x58, &(0x7f0000000080)}, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x6c, r3, 0x4, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfb}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4000}, 0x4000)

14:18:23 executing program 0:
r0 = getpid()
getresuid(&(0x7f0000000040)=<r1=>0x0, &(0x7f00000001c0), &(0x7f0000001340)) (async)
socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)={<r2=>0xffffffffffffffff, <r3=>0xffffffffffffffff})
bind$unix(r2, &(0x7f00000002c0)=@file={0x0, './file0\x00'}, 0x6e) (async)
sendto$unix(r3, 0x0, 0x0, 0x0, &(0x7f00000000c0)=@file={0x1, './file0\x00'}, 0x6e)
r4 = socket$unix(0x1, 0x1, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={<r5=>0xffffffffffffffff, <r6=>0xffffffffffffffff})
recvmmsg$unix(r5, &(0x7f0000001ec0)=[{{0x0, 0x0, &(0x7f0000000340)=[{0x0}, {0x0}], 0x2}}], 0x1, 0x42, 0x0) (async)
r7 = socket(0x3, 0x6, 0x7)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r8=>0xffffffffffffffff}) (async)
r9 = getpid()
sendmsg$unix(r8, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r9}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0) (async)
r10 = syz_open_dev$cec(&(0x7f0000000800), 0x0, 0x2)
r11 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_QBUF(0xffffffffffffffff, 0xc058560f, &(0x7f0000001440)=@overlay={0x9, 0x3, 0x4, 0xe000, 0x3e, {}, {0x3, 0x1, 0x9, 0x1, 0x2, 0x0, "4a5a1c24"}, 0x80000001, 0x3, {}, 0x2}) (async)
ioctl$VIDIOC_S_PRIORITY(r11, 0x40045644, 0x0)
r12 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r12, 0x40045644, 0x0)
r13 = getpid()
getresuid(&(0x7f0000000840), &(0x7f0000000880)=<r14=>0x0, &(0x7f00000008c0)) (async)
getresgid(&(0x7f0000000900), &(0x7f0000000940), &(0x7f0000000980)=<r15=>0x0) (async)
r16 = getpid() (async)
getresgid(&(0x7f00000009c0)=<r17=>0x0, &(0x7f0000000a00), &(0x7f0000000a40)) (async)
r18 = getpid()
sendmsg$unix(0xffffffffffffffff, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r18}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0) (async)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000bc0)={&(0x7f0000000240)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000000740)=[{&(0x7f0000000500)="dde4d6ce7af34e468f7e3792475eff0d4f1524aa68368d5ec0754118031601c8e71899a961426c370d063ace15299adee233a53f76166efceb4c4497e58cc4190a2eba0d9db6710f1f8bb0a148bbb6bae4e94ce0b6a1c81a4b5608905c0326033f9fb28ac961f97eafd258ab1019f5d4f2ce051efc0d961eb68ecb9b122cc6", 0x7f}, {&(0x7f0000000580)="8b83c0053724a27ab6a51e7faff6ae77551d809cce457a1fbdb45dacb1801ee1fbce66d3e39cb3d60d5ee9f95f7f6c68b9f3d77bc8efff684ac84b932b636bec186c8d81ca56076a21a64067e2d34b1fa5860d4725a59067699eeb66e2be428c63995bccf950e5bc0c08747c17d581f2e77d16d7d8484ce927558a3a89dc88b5f2a211bca35386147c4c5f6cc3caf83b0d017fd9aca5b4ff1bda6f3f852ddda261ea09971db87700955a5f7eded450197f8fe536f09950b601750b1d2888ef35917d4a1e523c85dab5698c1d63031fbb1d0e", 0xd2}, {&(0x7f0000000180)="060e61af4a5020429302ee344fa37e5419407f6e7c82ea471f233862c36a85450c37623cfc5b6b42ac", 0x29}, {&(0x7f0000000680)="595955dee4aceb15baf1835d72845e3624c7b2bd77eef0b7021459112884571704ce031071832503ac470dc619559403df3f190c63e882d794ca7acc272b51dd4dba60a40df9ab693e6a53e7", 0x4c}, {&(0x7f0000000700)="23aa5cce1012a7451c", 0x9}], 0x5, &(0x7f00000014c0)=ANY=[@ANYBLOB="38000000000000000100000001000000", @ANYRES32=r5, @ANYRES32, @ANYRES32, @ANYRES32=r3, @ANYRES32, @ANYRES32=r2, @ANYRES32=r6, @ANYRES32, @ANYRES32=r6, @ANYRES32=r4, @ANYBLOB="14000000000000000100000001000000", @ANYRES32=r3, @ANYBLOB="000000001c000000000000000100000001000000", @ANYRES32, @ANYRES32=r7, @ANYRES32=r3, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=0x0, @ANYRES32=0xee01, @ANYRES32, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=r9, @ANYRES32, @ANYRES32=0x0, @ANYBLOB="0000000028000000000000000100000001000000008383236ca1c6306fcf2e19465186d3808469", @ANYRES32=r3, @ANYRES32=r6, @ANYRES32=r10, @ANYRES32=r11, @ANYRES32=r12, @ANYRES32=r4, @ANYBLOB="1c000000000000000100000002000000", @ANYRES32=r13, @ANYRES32=r14, @ANYRES32=r15, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=r16, @ANYRES32, @ANYRES32=r17, @ANYBLOB="000000001c000000000000000100000002000000", @ANYRES32=r18, @ANYRES32, @ANYRES32=0x0, @ANYBLOB="8473c926"], 0x138, 0x801}, 0x4000) (async)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000001400)={0x0, 0x0, &(0x7f0000000180)=[{&(0x7f0000000040)}, {&(0x7f0000000340)="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", 0x1000}, {&(0x7f0000000080)="fea6aa46fae76bcee4228954ef2dd6ddfb07e78f0da28ba2c6fda0f58b5871de030263e11453ef72cc80dee0c9c70efb8156a5130caf8af9193ea062c2c5c235b19a09ec7e3e938a4884c08464535b5963112eda25dd1c2a6dc40cda6008a2bcf91a657dadf7a8df1901dd768f1534a4fe3c9cfb5028cbea86eb0f43efbda715903e43d837b6450cfcae28012b3bc8f5ce407223de2de810a5d93ab3c2d3d55d5bf28e6d351290da354082b14d57a43f320c6b0de7fb3888ee46da8c7f1906342faaca28d040", 0xc6}], 0x3, &(0x7f0000001380)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r0, r1, r15}}}], 0x60, 0x20040180}, 0x80)
r19 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r19, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000001980)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08a0bf66", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="00000000eac5ad1fe6a5453d487786e26dc5d07ea119f3714aeaf5b304a1bc8a7562347939525dbede591587542c0ff7a73a776c900834d9720a4b8cc4b42495e20e1277bb9305c7aee4ca57d924d44542665b3bb1885c2c7d0b2a5081b34040743fa9114a3f2c05583ff3fa633e44dec6758905cb216c", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r16, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="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", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

[  824.690023] nbd: must specify a device to reconfigure
14:18:23 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = socket(0x2b, 0x80000, 0x100)
r3 = socket(0x1, 0x5, 0xff)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x94, r1, 0x400, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffffffd}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc177}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x94}, 0x1, 0x0, 0x0, 0x801}, 0x20044010)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x4, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:23 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r3, 0x200, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}]}, 0x50}, 0x1, 0x0, 0x0, 0x5}, 0x8011)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r3, 0x200, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}]}, 0x50}, 0x1, 0x0, 0x0, 0x5}, 0x8011) (async)

14:18:23 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0), 0xffffffffffffffff)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={<r3=>0xffffffffffffffff})
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x8404908}, 0xc, &(0x7f00000004c0)={&(0x7f0000000400)={0x88, r1, 0x100, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x583}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x81}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}]}]}, 0x88}, 0x1, 0x0, 0x0, 0x4008891}, 0x8000)
sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f00000002c0)={0x114, r2, 0x306, 0x70bd27, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x40, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'bond0\x00'}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x4}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x3}]}, @IPVS_CMD_ATTR_SERVICE={0x28, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x6}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@empty}]}, @IPVS_CMD_ATTR_SERVICE={0x30, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PROTOCOL={0x6}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@local}, @IPVS_SVC_ATTR_PE_NAME={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0x34, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x1}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x100}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x3}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x4b2e}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x5}, @IPVS_CMD_ATTR_DEST={0x24, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x2}, @IPVS_DEST_ATTR_FWD_METHOD={0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x1f}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x9}]}]}, 0x114}}, 0x0)

[  824.769756] nbd: must specify a device to reconfigure
14:18:23 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = socket(0x2b, 0x80000, 0x100)
r3 = socket(0x1, 0x5, 0xff)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x94, r1, 0x400, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffffffd}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc177}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x94}, 0x1, 0x0, 0x0, 0x801}, 0x20044010)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x4, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
socket(0x2b, 0x80000, 0x100) (async)
socket(0x1, 0x5, 0xff) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x94, r1, 0x400, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffffffd}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc177}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x94}, 0x1, 0x0, 0x0, 0x801}, 0x20044010) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x4, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0) (async)

14:18:23 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r6=>0xffffffffffffffff})
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x8c, r1, 0x300, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x8c}, 0x1, 0x0, 0x0, 0x24000000}, 0x4000)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:23 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
ioctl$UI_SET_LEDBIT(r5, 0x40045569, 0xc) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x5c, r4, 0x200, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5ad6f6f1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffff}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1ff}]}, 0x5c}, 0x1, 0x0, 0x0, 0xc0d1}, 0x4)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:24 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={<r4=>0xffffffffffffffff})
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
r7 = socket(0x2b, 0x2, 0x2)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r8, 0x0, 0x0, 0x0)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r9, 0x0, 0x0, 0x0)
r10 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r10, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000380)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x21048}, 0xc, &(0x7f0000000340)={&(0x7f0000000140)={0xd8, r2, 0x100, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3f}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xd}, @NBD_ATTR_BACKEND_IDENTIFIER={0xc, 0xa, 'syz_tun\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xd8}, 0x1, 0x0, 0x0, 0x42}, 0x20000800)
r11 = socket(0x1, 0x2, 0x10000)
ioctl$sock_inet_SIOCSIFPFLAGS(r11, 0x8934, &(0x7f0000000040)={'syz_tun\x00', 0xf17})

14:18:24 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r3, 0x200, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}]}, 0x50}, 0x1, 0x0, 0x0, 0x5}, 0x8011)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r3, 0x200, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}]}, 0x50}, 0x1, 0x0, 0x0, 0x5}, 0x8011) (async)

14:18:24 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r6=>0xffffffffffffffff})
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x8c, r1, 0x300, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x8c}, 0x1, 0x0, 0x0, 0x24000000}, 0x4000)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

14:18:24 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0xffffffffffffff1d, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

14:18:24 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0) (async)
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0), 0xffffffffffffffff)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={<r3=>0xffffffffffffffff}) (async)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0) (async, rerun: 64)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x8404908}, 0xc, &(0x7f00000004c0)={&(0x7f0000000400)={0x88, r1, 0x100, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x583}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x81}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}]}]}, 0x88}, 0x1, 0x0, 0x0, 0x4008891}, 0x8000) (rerun: 64)
sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f00000002c0)={0x114, r2, 0x306, 0x70bd27, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x40, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'bond0\x00'}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x4}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x3}]}, @IPVS_CMD_ATTR_SERVICE={0x28, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x6}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@empty}]}, @IPVS_CMD_ATTR_SERVICE={0x30, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PROTOCOL={0x6}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@local}, @IPVS_SVC_ATTR_PE_NAME={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0x34, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x1}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x100}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x3}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x4b2e}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x5}, @IPVS_CMD_ATTR_DEST={0x24, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x2}, @IPVS_DEST_ATTR_FWD_METHOD={0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x1f}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x9}]}]}, 0x114}}, 0x0)

[  824.863738] nbd: must specify a device to reconfigure
[  824.877796] nbd: must specify a device to reconfigure
14:18:24 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = socket(0x2b, 0x80000, 0x100)
r3 = socket(0x1, 0x5, 0xff)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x94, r1, 0x400, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffffffd}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc177}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x94}, 0x1, 0x0, 0x0, 0x801}, 0x20044010)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x4, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
socket(0x2b, 0x80000, 0x100) (async)
socket(0x1, 0x5, 0xff) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x94, r1, 0x400, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffffffd}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc177}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x94}, 0x1, 0x0, 0x0, 0x801}, 0x20044010) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x4, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0) (async)

14:18:24 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={<r4=>0xffffffffffffffff})
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
r7 = socket(0x2b, 0x2, 0x2)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r8, 0x0, 0x0, 0x0) (async)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r9, 0x0, 0x0, 0x0)
r10 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r10, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000380)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x21048}, 0xc, &(0x7f0000000340)={&(0x7f0000000140)={0xd8, r2, 0x100, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3f}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xd}, @NBD_ATTR_BACKEND_IDENTIFIER={0xc, 0xa, 'syz_tun\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xd8}, 0x1, 0x0, 0x0, 0x42}, 0x20000800) (async)
r11 = socket(0x1, 0x2, 0x10000)
ioctl$sock_inet_SIOCSIFPFLAGS(r11, 0x8934, &(0x7f0000000040)={'syz_tun\x00', 0xf17})

14:18:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x40)
ioctl$VIDIOC_S_AUDOUT(0xffffffffffffffff, 0x40345632, &(0x7f0000000040)={0x57, "23020aac9363506bc8e902ab5f078ad5583cad0927365f80f95935efe6393a9d", 0x6, 0x1})

14:18:24 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0xffffffffffffff1d, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

[  824.961420] nbd: must specify a device to reconfigure
14:18:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x40)
ioctl$VIDIOC_S_AUDOUT(0xffffffffffffffff, 0x40345632, &(0x7f0000000040)={0x57, "23020aac9363506bc8e902ab5f078ad5583cad0927365f80f95935efe6393a9d", 0x6, 0x1})
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x40) (async)
ioctl$VIDIOC_S_AUDOUT(0xffffffffffffffff, 0x40345632, &(0x7f0000000040)={0x57, "23020aac9363506bc8e902ab5f078ad5583cad0927365f80f95935efe6393a9d", 0x6, 0x1}) (async)

14:18:24 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB="bc03000000ec27a80400", @ANYRES16=r1, @ANYBLOB="03050000000000000000010000000800010000000000040007800c0002000000008000000000"], 0x2c}}, 0x20000000)

14:18:24 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r6=>0xffffffffffffffff})
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x8c, r1, 0x300, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x8c}, 0x1, 0x0, 0x0, 0x24000000}, 0x4000) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)

[  824.990157] nbd: must specify a device to reconfigure
14:18:24 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
r2 = syz_genetlink_get_family_id$ipvs(&(0x7f00000000c0), 0xffffffffffffffff) (async, rerun: 64)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={<r3=>0xffffffffffffffff}) (rerun: 64)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x8404908}, 0xc, &(0x7f00000004c0)={&(0x7f0000000400)={0x88, r1, 0x100, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x583}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x81}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}]}]}, 0x88}, 0x1, 0x0, 0x0, 0x4008891}, 0x8000) (async)
sendmsg$IPVS_CMD_NEW_SERVICE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f00000002c0)={0x114, r2, 0x306, 0x70bd27, 0x25dfdbfe, {}, [@IPVS_CMD_ATTR_DAEMON={0x40, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_MCAST_IFN={0x14, 0x2, 'bond0\x00'}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e24}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x4}, @IPVS_DAEMON_ATTR_MCAST_TTL={0x5}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x3}]}, @IPVS_CMD_ATTR_SERVICE={0x28, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_FWMARK={0x8, 0x5, 0x4}, @IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0x6}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@empty}]}, @IPVS_CMD_ATTR_SERVICE={0x30, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PROTOCOL={0x6}, @IPVS_SVC_ATTR_ADDR={0x14, 0x3, @ipv6=@local}, @IPVS_SVC_ATTR_PE_NAME={0x8}]}, @IPVS_CMD_ATTR_DAEMON={0x34, 0x3, 0x0, 0x1, [@IPVS_DAEMON_ATTR_SYNC_ID={0x8}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x1}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x2}, @IPVS_DAEMON_ATTR_SYNC_MAXLEN={0x6, 0x4, 0x100}, @IPVS_DAEMON_ATTR_MCAST_PORT={0x6, 0x7, 0x4e23}, @IPVS_DAEMON_ATTR_SYNC_ID={0x8, 0x3, 0x3}]}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x4b2e}, @IPVS_CMD_ATTR_TIMEOUT_TCP_FIN={0x8, 0x5, 0x5}, @IPVS_CMD_ATTR_DEST={0x24, 0x2, 0x0, 0x1, [@IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x2}, @IPVS_DEST_ATTR_FWD_METHOD={0x8}, @IPVS_DEST_ATTR_U_THRESH={0x8, 0x5, 0x1f}, @IPVS_DEST_ATTR_ACTIVE_CONNS={0x8, 0x7, 0x9}]}]}, 0x114}}, 0x0)

14:18:24 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={<r4=>0xffffffffffffffff})
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
r7 = socket(0x2b, 0x2, 0x2) (async)
r8 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r8, 0x0, 0x0, 0x0) (async)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r9, 0x0, 0x0, 0x0) (async)
r10 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r10, 0x0, 0x0, 0x0) (async, rerun: 64)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000380)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x21048}, 0xc, &(0x7f0000000340)={&(0x7f0000000140)={0xd8, r2, 0x100, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3f}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xd}, @NBD_ATTR_BACKEND_IDENTIFIER={0xc, 0xa, 'syz_tun\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xd8}, 0x1, 0x0, 0x0, 0x42}, 0x20000800) (rerun: 64)
r11 = socket(0x1, 0x2, 0x10000)
ioctl$sock_inet_SIOCSIFPFLAGS(r11, 0x8934, &(0x7f0000000040)={'syz_tun\x00', 0xf17})

14:18:24 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB="bc03000000ec27a80400", @ANYRES16=r1, @ANYBLOB="03050000000000000000010000000800010000000000040007800c0002000000008000000000"], 0x2c}}, 0x20000000)

14:18:24 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0xffffffffffffff1d, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

[  825.064916] nbd: must specify a device to reconfigure
14:18:24 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f73797b2f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={<r3=>0xffffffffffffffff})
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r2)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
r5 = accept(r3, 0x0, &(0x7f0000000200))
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0x48, r4, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffff}]}, 0x48}, 0x1, 0x0, 0x0, 0x40000}, 0x40004)

14:18:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x40)
ioctl$VIDIOC_S_AUDOUT(0xffffffffffffffff, 0x40345632, &(0x7f0000000040)={0x57, "23020aac9363506bc8e902ab5f078ad5583cad0927365f80f95935efe6393a9d", 0x6, 0x1})
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x40) (async)
ioctl$VIDIOC_S_AUDOUT(0xffffffffffffffff, 0x40345632, &(0x7f0000000040)={0x57, "23020aac9363506bc8e902ab5f078ad5583cad0927365f80f95935efe6393a9d", 0x6, 0x1}) (async)

14:18:24 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffff}]}, 0x80}}, 0x0)

14:18:24 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

14:18:24 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB="bc03000000ec27a80400", @ANYRES16=r1, @ANYBLOB="03050000000000000000010000000800010000000000040007800c0002000000008000000000"], 0x2c}}, 0x20000000)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000000)=ANY=[@ANYBLOB="bc03000000ec27a80400", @ANYRES16=r1, @ANYBLOB="03050000000000000000010000000800010000000000040007800c0002000000008000000000"], 0x2c}}, 0x20000000) (async)

14:18:24 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffff}]}, 0x80}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffff}]}, 0x80}}, 0x0) (async)

14:18:24 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

[  825.177920] nbd: must specify a device to reconfigure
14:18:24 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f73797b2f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={<r3=>0xffffffffffffffff})
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r2) (async)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
r5 = accept(r3, 0x0, &(0x7f0000000200))
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0x48, r4, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffff}]}, 0x48}, 0x1, 0x0, 0x0, 0x40000}, 0x40004)

14:18:24 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB="5bc83349ce66b6fd2b78ed422c6fb82864c5f57421f42b2fefdd78880ecee7a3c927866387f741011c03c30488288afebdd549920dd78e5e791684788abc59db38477914994d773cd16bf3d0bbb4738b5d1e6051f14ee3bd60ec49d584fea573f09ae8dd0bb992072e09bafc611e4f7b1fafb3e47f2fdcc611923fc9ae947fb6b64f6c0a0817fa2009", @ANYRESHEX=r0, @ANYBLOB="0100000000000000000003000000"], 0x24}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="3800dd1c87436219f37e8da397a30000", @ANYRES16=r1, @ANYBLOB="100025bd7000fedbdf25050000000c00030005000000000000000c00060001000000000000000c000200910c000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000000}, 0x40)

14:18:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/expire_nodest_conn\x00', 0x2, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(r2, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r3, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc01ffffe20000000000000000000001060001"], 0xe0}}, 0x0)
sendmsg$IPVS_CMD_GET_DEST(r1, &(0x7f0000000140)={&(0x7f0000000080), 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r3, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x4}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004001}, 0x4404c080)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x64, r4, 0x100, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '(!'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x14d}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffff8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r1}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x64}, 0x1, 0x0, 0x0, 0xc274cd634ed2effc}, 0x4001)

14:18:24 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000300)={&(0x7f0000000480)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="10002bbd7000fddbdf250500000008000100000000000c00030001000000000000000c00040009000000000000000c00078008000100", @ANYRES32, @ANYBLOB="e82cfc03555b687cf4ac9ca2f2c508ebbcbda7ee4ec85de4e0d06944857dc971a335c7a1f2b73a47af0f6b1015c3075790be037df597b3997192cec21daf3aa23a3e514a97edd46829cbfd84ad5a19873d6174dab98d473831"], 0x40}, 0x1, 0x0, 0x0, 0x4000000}, 0x20040000)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
r3 = semget$private(0x0, 0x2, 0xe)
semctl$SETVAL(r3, 0x7, 0x10, &(0x7f0000000380)=0x3ff)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x4c, 0x0, 0x2, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x4c}, 0x1, 0x0, 0x0, 0x48000}, 0x2400c000)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r5, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:24 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffff}]}, 0x80}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffff}]}, 0x80}}, 0x0) (async)

14:18:24 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

[  825.280532] nbd: must specify a device to reconfigure
14:18:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/expire_nodest_conn\x00', 0x2, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(r2, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r3, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc01ffffe20000000000000000000001060001"], 0xe0}}, 0x0)
sendmsg$IPVS_CMD_GET_DEST(r1, &(0x7f0000000140)={&(0x7f0000000080), 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r3, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x4}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004001}, 0x4404c080)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x64, r4, 0x100, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '(!'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x14d}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffff8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r1}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x64}, 0x1, 0x0, 0x0, 0xc274cd634ed2effc}, 0x4001)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/expire_nodest_conn\x00', 0x2, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff) (async)
sendmsg$IPVS_CMD_NEW_SERVICE(r2, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r3, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc01ffffe20000000000000000000001060001"], 0xe0}}, 0x0) (async)
sendmsg$IPVS_CMD_GET_DEST(r1, &(0x7f0000000140)={&(0x7f0000000080), 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r3, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x4}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004001}, 0x4404c080) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x64, r4, 0x100, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '(!'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x14d}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffff8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r1}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x64}, 0x1, 0x0, 0x0, 0xc274cd634ed2effc}, 0x4001) (async)

14:18:24 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB="5bc83349ce66b6fd2b78ed422c6fb82864c5f57421f42b2fefdd78880ecee7a3c927866387f741011c03c30488288afebdd549920dd78e5e791684788abc59db38477914994d773cd16bf3d0bbb4738b5d1e6051f14ee3bd60ec49d584fea573f09ae8dd0bb992072e09bafc611e4f7b1fafb3e47f2fdcc611923fc9ae947fb6b64f6c0a0817fa2009", @ANYRESHEX=r0, @ANYBLOB="0100000000000000000003000000"], 0x24}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="3800dd1c87436219f37e8da397a30000", @ANYRES16=r1, @ANYBLOB="100025bd7000fedbdf25050000000c00030005000000000000000c00060001000000000000000c000200910c000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000000}, 0x40)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB="5bc83349ce66b6fd2b78ed422c6fb82864c5f57421f42b2fefdd78880ecee7a3c927866387f741011c03c30488288afebdd549920dd78e5e791684788abc59db38477914994d773cd16bf3d0bbb4738b5d1e6051f14ee3bd60ec49d584fea573f09ae8dd0bb992072e09bafc611e4f7b1fafb3e47f2fdcc611923fc9ae947fb6b64f6c0a0817fa2009", @ANYRESHEX=r0, @ANYBLOB="0100000000000000000003000000"], 0x24}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="3800dd1c87436219f37e8da397a30000", @ANYRES16=r1, @ANYBLOB="100025bd7000fedbdf25050000000c00030005000000000000000c00060001000000000000000c000200910c000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000000}, 0x40) (async)

14:18:24 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000300)={&(0x7f0000000480)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="10002bbd7000fddbdf250500000008000100000000000c00030001000000000000000c00040009000000000000000c00078008000100", @ANYRES32, @ANYBLOB="e82cfc03555b687cf4ac9ca2f2c508ebbcbda7ee4ec85de4e0d06944857dc971a335c7a1f2b73a47af0f6b1015c3075790be037df597b3997192cec21daf3aa23a3e514a97edd46829cbfd84ad5a19873d6174dab98d473831"], 0x40}, 0x1, 0x0, 0x0, 0x4000000}, 0x20040000)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff}) (async)
r3 = semget$private(0x0, 0x2, 0xe)
semctl$SETVAL(r3, 0x7, 0x10, &(0x7f0000000380)=0x3ff) (async)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x4c, 0x0, 0x2, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x4c}, 0x1, 0x0, 0x0, 0x48000}, 0x2400c000) (async)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r5, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:24 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f73797b2f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={<r3=>0xffffffffffffffff})
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r2)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
r5 = accept(r3, 0x0, &(0x7f0000000200))
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0x48, r4, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffff}]}, 0x48}, 0x1, 0x0, 0x0, 0x40000}, 0x40004)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000030000002b000a002f70726f632f73797b2f6e65742f697076342f76732f6c626c63725f65787069726174696f6e0000"], 0x40}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r2) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
accept(r3, 0x0, &(0x7f0000000200)) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0x48, r4, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffff}]}, 0x48}, 0x1, 0x0, 0x0, 0x40000}, 0x40004) (async)

14:18:24 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$bt_bnep(0x1f, 0x3, 0x4)
sendto$unix(0xffffffffffffffff, &(0x7f00000001c0)="5f50c3c3bca23c99c5d0763c0069adfd3faee18828c2a68cb30f1af4111df344cfad2b146be8843f1a321420e23dc2d19af3d85ffb62fafabc8aac3d4727bf6dec669799fd4259cf564c98ef4e91c6fdbc62872f11f33470ce4539696907999a9023324deeec27127fded07de27722811a95b46357bd1b07ac8cf645b3", 0x7d, 0x20008000, &(0x7f0000000240)=@abs={0x1, 0x0, 0x4e20}, 0x6e)
ioctl$sock_bt_bnep_BNEPGETCONNINFO(r1, 0x800442d3, &(0x7f0000000040)={0x2, 0x8, 0x8001, @local, 'pimreg1\x00'})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r3=>0xffffffffffffffff})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="98000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000002400078008000100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000500d8abe15eb5c31f8b6310069314ff111f3b86367dc2ff5b1f5d585d7c9820cffed961fdf60bfb51050ea90a070ab580a74cb5ae0b1418cd41e5e4204d08c3d3d03e7e2bc142e3278776", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x98}}, 0x0)

14:18:24 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x70bd26, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x8000)

14:18:24 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB="5bc83349ce66b6fd2b78ed422c6fb82864c5f57421f42b2fefdd78880ecee7a3c927866387f741011c03c30488288afebdd549920dd78e5e791684788abc59db38477914994d773cd16bf3d0bbb4738b5d1e6051f14ee3bd60ec49d584fea573f09ae8dd0bb992072e09bafc611e4f7b1fafb3e47f2fdcc611923fc9ae947fb6b64f6c0a0817fa2009", @ANYRESHEX=r0, @ANYBLOB="0100000000000000000003000000"], 0x24}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="3800dd1c87436219f37e8da397a30000", @ANYRES16=r1, @ANYBLOB="100025bd7000fedbdf25050000000c00030005000000000000000c00060001000000000000000c000200910c000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000000}, 0x40)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB="5bc83349ce66b6fd2b78ed422c6fb82864c5f57421f42b2fefdd78880ecee7a3c927866387f741011c03c30488288afebdd549920dd78e5e791684788abc59db38477914994d773cd16bf3d0bbb4738b5d1e6051f14ee3bd60ec49d584fea573f09ae8dd0bb992072e09bafc611e4f7b1fafb3e47f2fdcc611923fc9ae947fb6b64f6c0a0817fa2009", @ANYRESHEX=r0, @ANYBLOB="0100000000000000000003000000"], 0x24}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f00000002c0)=ANY=[@ANYBLOB="3800dd1c87436219f37e8da397a30000", @ANYRES16=r1, @ANYBLOB="100025bd7000fedbdf25050000000c00030005000000000000000c00060001000000000000000c000200910c000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000000}, 0x40) (async)

14:18:24 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = socket$bt_bnep(0x1f, 0x3, 0x4)
sendto$unix(0xffffffffffffffff, &(0x7f00000001c0)="5f50c3c3bca23c99c5d0763c0069adfd3faee18828c2a68cb30f1af4111df344cfad2b146be8843f1a321420e23dc2d19af3d85ffb62fafabc8aac3d4727bf6dec669799fd4259cf564c98ef4e91c6fdbc62872f11f33470ce4539696907999a9023324deeec27127fded07de27722811a95b46357bd1b07ac8cf645b3", 0x7d, 0x20008000, &(0x7f0000000240)=@abs={0x1, 0x0, 0x4e20}, 0x6e) (async)
ioctl$sock_bt_bnep_BNEPGETCONNINFO(r1, 0x800442d3, &(0x7f0000000040)={0x2, 0x8, 0x8001, @local, 'pimreg1\x00'}) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r3=>0xffffffffffffffff})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="98000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000002400078008000100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000500d8abe15eb5c31f8b6310069314ff111f3b86367dc2ff5b1f5d585d7c9820cffed961fdf60bfb51050ea90a070ab580a74cb5ae0b1418cd41e5e4204d08c3d3d03e7e2bc142e3278776", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x98}}, 0x0)

14:18:24 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000300)={&(0x7f0000000480)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="10002bbd7000fddbdf250500000008000100000000000c00030001000000000000000c00040009000000000000000c00078008000100", @ANYRES32, @ANYBLOB="e82cfc03555b687cf4ac9ca2f2c508ebbcbda7ee4ec85de4e0d06944857dc971a335c7a1f2b73a47af0f6b1015c3075790be037df597b3997192cec21daf3aa23a3e514a97edd46829cbfd84ad5a19873d6174dab98d473831"], 0x40}, 0x1, 0x0, 0x0, 0x4000000}, 0x20040000)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff}) (async)
r3 = semget$private(0x0, 0x2, 0xe)
semctl$SETVAL(r3, 0x7, 0x10, &(0x7f0000000380)=0x3ff) (async)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x4c, 0x0, 0x2, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x4c}, 0x1, 0x0, 0x0, 0x48000}, 0x2400c000)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r5, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000040)='/proc/sys/net/ipv4/vs/expire_nodest_conn\x00', 0x2, 0x0) (async)
r2 = socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
r3 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff) (rerun: 64)
sendmsg$IPVS_CMD_NEW_SERVICE(r2, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r3, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc01ffffe20000000000000000000001060001"], 0xe0}}, 0x0) (async, rerun: 64)
sendmsg$IPVS_CMD_GET_DEST(r1, &(0x7f0000000140)={&(0x7f0000000080), 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r3, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [@IPVS_CMD_ATTR_TIMEOUT_TCP={0x8, 0x4, 0x4}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004001}, 0x4404c080) (rerun: 64)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x64, r4, 0x100, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '(!'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x14d}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffff8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r1}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x64}, 0x1, 0x0, 0x0, 0xc274cd634ed2effc}, 0x4001)

[  825.420437] nbd: must specify a device to reconfigure
14:18:24 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x70bd26, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x8000)

14:18:24 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
pkey_alloc(0x0, 0x1)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="010000009000"/22], 0x1c}}, 0x0)

14:18:24 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
r5 = accept(r2, 0x0, &(0x7f0000000200))
accept(r5, &(0x7f0000000240)=@in={0x2, 0x0, @broadcast}, &(0x7f0000000340)=0x80)
sendmsg$IPVS_CMD_NEW_SERVICE(r3, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r4, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0)
r6 = socket$nl_generic(0x10, 0x3, 0x10)
r7 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(r6, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r7, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0)
sendmsg$IPVS_CMD_GET_DAEMON(r2, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)={0x60, r7, 0x10, 0x70bd2c, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_SERVICE={0x4c, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0xce4}, @IPVS_SVC_ATTR_AF={0x6}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e03}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x67}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x4044}, 0x8010)

14:18:24 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket$bt_bnep(0x1f, 0x3, 0x4) (async)
sendto$unix(0xffffffffffffffff, &(0x7f00000001c0)="5f50c3c3bca23c99c5d0763c0069adfd3faee18828c2a68cb30f1af4111df344cfad2b146be8843f1a321420e23dc2d19af3d85ffb62fafabc8aac3d4727bf6dec669799fd4259cf564c98ef4e91c6fdbc62872f11f33470ce4539696907999a9023324deeec27127fded07de27722811a95b46357bd1b07ac8cf645b3", 0x7d, 0x20008000, &(0x7f0000000240)=@abs={0x1, 0x0, 0x4e20}, 0x6e)
ioctl$sock_bt_bnep_BNEPGETCONNINFO(r1, 0x800442d3, &(0x7f0000000040)={0x2, 0x8, 0x8001, @local, 'pimreg1\x00'})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r2=>0xffffffffffffffff})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r3=>0xffffffffffffffff})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="98000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000002400078008000100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000500d8abe15eb5c31f8b6310069314ff111f3b86367dc2ff5b1f5d585d7c9820cffed961fdf60bfb51050ea90a070ab580a74cb5ae0b1418cd41e5e4204d08c3d3d03e7e2bc142e3278776", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x98}}, 0x0)

14:18:24 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x70bd26, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x8000)

14:18:24 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
pkey_alloc(0x0, 0x1)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="010000009000"/22], 0x1c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
pkey_alloc(0x0, 0x1) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="010000009000"/22], 0x1c}}, 0x0) (async)

[  825.568750] nbd: must specify a device to reconfigure
14:18:24 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
r5 = accept(r2, 0x0, &(0x7f0000000200))
accept(r5, &(0x7f0000000240)=@in={0x2, 0x0, @broadcast}, &(0x7f0000000340)=0x80)
sendmsg$IPVS_CMD_NEW_SERVICE(r3, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r4, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0)
r6 = socket$nl_generic(0x10, 0x3, 0x10)
r7 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(r6, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r7, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0)
sendmsg$IPVS_CMD_GET_DAEMON(r2, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)={0x60, r7, 0x10, 0x70bd2c, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_SERVICE={0x4c, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0xce4}, @IPVS_SVC_ATTR_AF={0x6}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e03}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x67}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x4044}, 0x8010)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff) (async)
accept(r2, 0x0, &(0x7f0000000200)) (async)
accept(r5, &(0x7f0000000240)=@in={0x2, 0x0, @broadcast}, &(0x7f0000000340)=0x80) (async)
sendmsg$IPVS_CMD_NEW_SERVICE(r3, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r4, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff) (async)
sendmsg$IPVS_CMD_NEW_SERVICE(r6, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r7, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0) (async)
sendmsg$IPVS_CMD_GET_DAEMON(r2, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)={0x60, r7, 0x10, 0x70bd2c, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_SERVICE={0x4c, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0xce4}, @IPVS_SVC_ATTR_AF={0x6}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e03}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x67}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x4044}, 0x8010) (async)

14:18:24 executing program 4:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$team(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'team0\x00', <r2=>0x0})
sendmsg$TEAM_CMD_OPTIONS_SET(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f00000008c0)=ANY=[@ANYBLOB="38050000", @ANYRES16=r1, @ANYBLOB="0c002bbd7000ffdbdf250100000008000100", @ANYRES32=0x0, @ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000050003000300000008000400", @ANYRES32=r2, @ANYBLOB="080007000000000038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000008000040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004000100000008000600", @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRES32=0x0, @ANYBLOB="3c00028038000100240001006e6f746966795f70656572735f696e74657276616c00000000000000000000000500030003000000080004000400000008000100", @ANYRES32=0x0, @ANYBLOB="f00002803c000100240001006c625f74785f6d6574686f640000000000000000000000000000000000000000050003000500000009000400686173680000000040000100240001006d6f64650000000000000000000000000000000000000000000000000000000005000300050000000f000400726f756e64726f62696e00003800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=0x0, @ANYBLOB="38000100240001006c625f73746174735f726566726573685f696e74657276616c00000000000000050003000300000008000400010000000800010004bbf74e86d53d7d61495265c6d595a42558960b38e2aac505aea500f5a99e0246f2e5286a3229a556671cc4", @ANYRES32=0x0, @ANYBLOB="ac01028040000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b0000000800040000800000080007000000000054000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b00000024000400ff7f0320070000005700b905080000007f003f053f000000000404010700000040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e00000008000400ff0f000008000600", @ANYRES32=0x0, @ANYBLOB="38000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000100000038000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000500030003000000080004000100000064000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b000000340004000001090300000000090001050000000005000217a00f000005000107ffffff7f0104040809000000000003d57f00000008000100", @ANYRES32=0x0, @ANYBLOB="400002803c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB], 0x538}, 0x1, 0x0, 0x0, 0x20084}, 0x84001)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0)
ioctl$KVM_SET_DEVICE_ATTR(r4, 0x4018aee1, &(0x7f0000000880)={0x0, 0x200, 0x7fff, &(0x7f0000000840)=0x7})
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3)
getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f00000001c0), &(0x7f00000007c0)=0x8)
sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r5, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:24 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r1, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}]}, 0x2c}, 0x1, 0x0, 0x0, 0x10000050}, 0x40040)

14:18:24 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
pkey_alloc(0x0, 0x1) (async)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f00000002c0)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="010000009000"/22], 0x1c}}, 0x0)

14:18:24 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c0002001f0000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="a512a44593baddb6920766e1fc11e166cffe01d743f25444bff5d3acbe5d7cab4aaffe69b304221a0a194298d968c49bba4cb7786ed476fa703d191a920a2fa14c67b13e03b91f338b", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
sendmsg$rds(0xffffffffffffffff, &(0x7f0000001880)={&(0x7f0000000040)={0x2, 0x4e20, @multicast1}, 0x10, &(0x7f00000017c0)=[{&(0x7f0000000080)=""/65, 0x41}, {&(0x7f0000000100)=""/77, 0x4d}, {&(0x7f0000000340)=""/4096, 0x1000}, {&(0x7f0000000180)=""/67, 0x43}, {&(0x7f0000001340)=""/99, 0x63}, {&(0x7f00000013c0)=""/235, 0xeb}, {&(0x7f00000014c0)=""/204, 0xcc}, {&(0x7f00000015c0)=""/211, 0xd3}, {&(0x7f00000016c0)=""/206, 0xce}, {&(0x7f0000000200)=""/52, 0x34}], 0xa, 0x0, 0x0, 0x41}, 0x4)

14:18:24 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r1, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}]}, 0x2c}, 0x1, 0x0, 0x0, 0x10000050}, 0x40040)

14:18:24 executing program 4:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$team(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'team0\x00', <r2=>0x0})
sendmsg$TEAM_CMD_OPTIONS_SET(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f00000008c0)=ANY=[@ANYBLOB="38050000", @ANYRES16=r1, @ANYBLOB="0c002bbd7000ffdbdf250100000008000100", @ANYRES32=0x0, @ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000050003000300000008000400", @ANYRES32=r2, @ANYBLOB="080007000000000038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000008000040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004000100000008000600", @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRES32=0x0, @ANYBLOB="3c00028038000100240001006e6f746966795f70656572735f696e74657276616c00000000000000000000000500030003000000080004000400000008000100", @ANYRES32=0x0, @ANYBLOB="f00002803c000100240001006c625f74785f6d6574686f640000000000000000000000000000000000000000050003000500000009000400686173680000000040000100240001006d6f64650000000000000000000000000000000000000000000000000000000005000300050000000f000400726f756e64726f62696e00003800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=0x0, @ANYBLOB="38000100240001006c625f73746174735f726566726573685f696e74657276616c00000000000000050003000300000008000400010000000800010004bbf74e86d53d7d61495265c6d595a42558960b38e2aac505aea500f5a99e0246f2e5286a3229a556671cc4", @ANYRES32=0x0, @ANYBLOB="ac01028040000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b0000000800040000800000080007000000000054000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b00000024000400ff7f0320070000005700b905080000007f003f053f000000000404010700000040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e00000008000400ff0f000008000600", @ANYRES32=0x0, @ANYBLOB="38000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000100000038000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000500030003000000080004000100000064000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b000000340004000001090300000000090001050000000005000217a00f000005000107ffffff7f0104040809000000000003d57f00000008000100", @ANYRES32=0x0, @ANYBLOB="400002803c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB], 0x538}, 0x1, 0x0, 0x0, 0x20084}, 0x84001)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0)
ioctl$KVM_SET_DEVICE_ATTR(r4, 0x4018aee1, &(0x7f0000000880)={0x0, 0x200, 0x7fff, &(0x7f0000000840)=0x7})
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3)
getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f00000001c0), &(0x7f00000007c0)=0x8)
sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r5, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)
socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$team(&(0x7f0000000080), 0xffffffffffffffff) (async)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)) (async)
sendmsg$TEAM_CMD_OPTIONS_SET(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f00000008c0)=ANY=[@ANYBLOB="38050000", @ANYRES16=r1, @ANYBLOB="0c002bbd7000ffdbdf250100000008000100", @ANYRES32=0x0, @ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000050003000300000008000400", @ANYRES32=r2, @ANYBLOB="080007000000000038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000008000040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004000100000008000600", @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRES32=0x0, @ANYBLOB="3c00028038000100240001006e6f746966795f70656572735f696e74657276616c00000000000000000000000500030003000000080004000400000008000100", @ANYRES32=0x0, @ANYBLOB="f00002803c000100240001006c625f74785f6d6574686f640000000000000000000000000000000000000000050003000500000009000400686173680000000040000100240001006d6f64650000000000000000000000000000000000000000000000000000000005000300050000000f000400726f756e64726f62696e00003800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=0x0, @ANYBLOB="38000100240001006c625f73746174735f726566726573685f696e74657276616c00000000000000050003000300000008000400010000000800010004bbf74e86d53d7d61495265c6d595a42558960b38e2aac505aea500f5a99e0246f2e5286a3229a556671cc4", @ANYRES32=0x0, @ANYBLOB="ac01028040000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b0000000800040000800000080007000000000054000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b00000024000400ff7f0320070000005700b905080000007f003f053f000000000404010700000040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e00000008000400ff0f000008000600", @ANYRES32=0x0, @ANYBLOB="38000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000100000038000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000500030003000000080004000100000064000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b000000340004000001090300000000090001050000000005000217a00f000005000107ffffff7f0104040809000000000003d57f00000008000100", @ANYRES32=0x0, @ANYBLOB="400002803c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB], 0x538}, 0x1, 0x0, 0x0, 0x20084}, 0x84001) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0) (async)
ioctl$KVM_SET_DEVICE_ATTR(r4, 0x4018aee1, &(0x7f0000000880)={0x0, 0x200, 0x7fff, &(0x7f0000000840)=0x7}) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) (async)
getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f00000001c0), &(0x7f00000007c0)=0x8) (async)
sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r5, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0) (async)

[  825.677664] nbd: must specify a device to reconfigure
14:18:24 executing program 5:
ioctl$sock_bt_bnep_BNEPCONNADD(0xffffffffffffffff, 0x400442c8, &(0x7f0000000180)={0xffffffffffffffff, 0x2, 0xff, "739bfb2786222f2618c98b83e4f4c64faa04f0d60b313e7d1c328114ab602785447cd1856b506121a34c14b6f598ef92af556b1c1a99b52d8e0d9f8eb925c057f95022f9103b6436fdfae06b93870b863456da360f3335a782e4b0ffd1e8024a496002836ba9f53e71b8a198b4a5b1433fb5f140"})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)

14:18:24 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c0002001f0000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="a512a44593baddb6920766e1fc11e166cffe01d743f25444bff5d3acbe5d7cab4aaffe69b304221a0a194298d968c49bba4cb7786ed476fa703d191a920a2fa14c67b13e03b91f338b", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c0002001f0000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="a512a44593baddb6920766e1fc11e166cffe01d743f25444bff5d3acbe5d7cab4aaffe69b304221a0a194298d968c49bba4cb7786ed476fa703d191a920a2fa14c67b13e03b91f338b", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0) (async)

14:18:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
sendmsg$rds(0xffffffffffffffff, &(0x7f0000001880)={&(0x7f0000000040)={0x2, 0x4e20, @multicast1}, 0x10, &(0x7f00000017c0)=[{&(0x7f0000000080)=""/65, 0x41}, {&(0x7f0000000100)=""/77, 0x4d}, {&(0x7f0000000340)=""/4096, 0x1000}, {&(0x7f0000000180)=""/67, 0x43}, {&(0x7f0000001340)=""/99, 0x63}, {&(0x7f00000013c0)=""/235, 0xeb}, {&(0x7f00000014c0)=""/204, 0xcc}, {&(0x7f00000015c0)=""/211, 0xd3}, {&(0x7f00000016c0)=""/206, 0xce}, {&(0x7f0000000200)=""/52, 0x34}], 0xa, 0x0, 0x0, 0x41}, 0x4)

14:18:24 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0)
r2 = socket$nl_generic(0x10, 0x3, 0x10)
r3 = socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
r5 = accept(r2, 0x0, &(0x7f0000000200))
accept(r5, &(0x7f0000000240)=@in={0x2, 0x0, @broadcast}, &(0x7f0000000340)=0x80)
sendmsg$IPVS_CMD_NEW_SERVICE(r3, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r4, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0)
r6 = socket$nl_generic(0x10, 0x3, 0x10)
r7 = syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$IPVS_CMD_NEW_SERVICE(r6, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r7, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0)
sendmsg$IPVS_CMD_GET_DAEMON(r2, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)={0x60, r7, 0x10, 0x70bd2c, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_SERVICE={0x4c, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0xce4}, @IPVS_SVC_ATTR_AF={0x6}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e03}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x67}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x4044}, 0x8010)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}]}, 0x40}}, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff) (async)
accept(r2, 0x0, &(0x7f0000000200)) (async)
accept(r5, &(0x7f0000000240)=@in={0x2, 0x0, @broadcast}, &(0x7f0000000340)=0x80) (async)
sendmsg$IPVS_CMD_NEW_SERVICE(r3, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r4, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0) (async)
socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$ipvs(&(0x7f0000000040), 0xffffffffffffffff) (async)
sendmsg$IPVS_CMD_NEW_SERVICE(r6, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000002c0)=ANY=[@ANYBLOB="e0000000", @ANYRES16=r7, @ANYBLOB="010026bd7000fcdbdf250100000038000180060002001100000014000300fc020000000000000000000000000001060001"], 0xe0}}, 0x0) (async)
sendmsg$IPVS_CMD_GET_DAEMON(r2, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)={0x60, r7, 0x10, 0x70bd2c, 0x25dfdbfb, {}, [@IPVS_CMD_ATTR_SERVICE={0x4c, 0x1, 0x0, 0x1, [@IPVS_SVC_ATTR_TIMEOUT={0x8, 0x8, 0xce4}, @IPVS_SVC_ATTR_AF={0x6}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_PE_NAME={0x8}, @IPVS_SVC_ATTR_SCHED_NAME={0x8, 0x6, 'sed\x00'}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x87}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e24}, @IPVS_SVC_ATTR_PORT={0x6, 0x4, 0x4e03}, @IPVS_SVC_ATTR_PROTOCOL={0x6, 0x2, 0x67}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x4044}, 0x8010) (async)

14:18:24 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r1, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}]}, 0x2c}, 0x1, 0x0, 0x0, 0x10000050}, 0x40040)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r1, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}]}, 0x2c}, 0x1, 0x0, 0x0, 0x10000050}, 0x40040) (async)

14:18:24 executing program 5:
ioctl$sock_bt_bnep_BNEPCONNADD(0xffffffffffffffff, 0x400442c8, &(0x7f0000000180)={0xffffffffffffffff, 0x2, 0xff, "739bfb2786222f2618c98b83e4f4c64faa04f0d60b313e7d1c328114ab602785447cd1856b506121a34c14b6f598ef92af556b1c1a99b52d8e0d9f8eb925c057f95022f9103b6436fdfae06b93870b863456da360f3335a782e4b0ffd1e8024a496002836ba9f53e71b8a198b4a5b1433fb5f140"})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)

14:18:24 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
sendmsg$rds(0xffffffffffffffff, &(0x7f0000001880)={&(0x7f0000000040)={0x2, 0x4e20, @multicast1}, 0x10, &(0x7f00000017c0)=[{&(0x7f0000000080)=""/65, 0x41}, {&(0x7f0000000100)=""/77, 0x4d}, {&(0x7f0000000340)=""/4096, 0x1000}, {&(0x7f0000000180)=""/67, 0x43}, {&(0x7f0000001340)=""/99, 0x63}, {&(0x7f00000013c0)=""/235, 0xeb}, {&(0x7f00000014c0)=""/204, 0xcc}, {&(0x7f00000015c0)=""/211, 0xd3}, {&(0x7f00000016c0)=""/206, 0xce}, {&(0x7f0000000200)=""/52, 0x34}], 0xa, 0x0, 0x0, 0x41}, 0x4)

14:18:24 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c0002001f0000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="a512a44593baddb6920766e1fc11e166cffe01d743f25444bff5d3acbe5d7cab4aaffe69b304221a0a194298d968c49bba4cb7786ed476fa703d191a920a2fa14c67b13e03b91f338b", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

[  825.761559] nbd: must specify a device to reconfigure
14:18:24 executing program 4:
r0 = socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$team(&(0x7f0000000080), 0xffffffffffffffff)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'team0\x00', <r2=>0x0})
sendmsg$TEAM_CMD_OPTIONS_SET(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f00000008c0)=ANY=[@ANYBLOB="38050000", @ANYRES16=r1, @ANYBLOB="0c002bbd7000ffdbdf250100000008000100", @ANYRES32=0x0, @ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000050003000300000008000400", @ANYRES32=r2, @ANYBLOB="080007000000000038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000008000040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004000100000008000600", @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRES32=0x0, @ANYBLOB="3c00028038000100240001006e6f746966795f70656572735f696e74657276616c00000000000000000000000500030003000000080004000400000008000100", @ANYRES32=0x0, @ANYBLOB="f00002803c000100240001006c625f74785f6d6574686f640000000000000000000000000000000000000000050003000500000009000400686173680000000040000100240001006d6f64650000000000000000000000000000000000000000000000000000000005000300050000000f000400726f756e64726f62696e00003800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=0x0, @ANYBLOB="38000100240001006c625f73746174735f726566726573685f696e74657276616c00000000000000050003000300000008000400010000000800010004bbf74e86d53d7d61495265c6d595a42558960b38e2aac505aea500f5a99e0246f2e5286a3229a556671cc4", @ANYRES32=0x0, @ANYBLOB="ac01028040000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b0000000800040000800000080007000000000054000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b00000024000400ff7f0320070000005700b905080000007f003f053f000000000404010700000040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e00000008000400ff0f000008000600", @ANYRES32=0x0, @ANYBLOB="38000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000100000038000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000500030003000000080004000100000064000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b000000340004000001090300000000090001050000000005000217a00f000005000107ffffff7f0104040809000000000003d57f00000008000100", @ANYRES32=0x0, @ANYBLOB="400002803c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB], 0x538}, 0x1, 0x0, 0x0, 0x20084}, 0x84001)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0)
ioctl$KVM_SET_DEVICE_ATTR(r4, 0x4018aee1, &(0x7f0000000880)={0x0, 0x200, 0x7fff, &(0x7f0000000840)=0x7})
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3)
getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f00000001c0), &(0x7f00000007c0)=0x8)
sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r5, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)
socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$team(&(0x7f0000000080), 0xffffffffffffffff) (async)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)) (async)
sendmsg$TEAM_CMD_OPTIONS_SET(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f00000008c0)=ANY=[@ANYBLOB="38050000", @ANYRES16=r1, @ANYBLOB="0c002bbd7000ffdbdf250100000008000100", @ANYRES32=0x0, @ANYBLOB="e401028038000100240001006e6f746966795f70656572735f636f756e7400000000000000000000000000000500030003000000080004003d00000040000100240001006d6f64650000000000000000000000000000000000000000000000000000000005000300050000000e00040062726f6164636173740000003c000100240001006c625f74785f6d6574686f640000000000000000000000000000000000000000050003000500000009000400686173680000000038000100240001006e6f746966795f70656572735f696e74657276616c0000000000000000000000050003000300000008000400002000003c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000050003000300000008000400", @ANYRES32=r2, @ANYBLOB="080007000000000038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000008000040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004000100000008000600", @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRES32=0x0, @ANYBLOB="3c00028038000100240001006e6f746966795f70656572735f696e74657276616c00000000000000000000000500030003000000080004000400000008000100", @ANYRES32=0x0, @ANYBLOB="f00002803c000100240001006c625f74785f6d6574686f640000000000000000000000000000000000000000050003000500000009000400686173680000000040000100240001006d6f64650000000000000000000000000000000000000000000000000000000005000300050000000f000400726f756e64726f62696e00003800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=0x0, @ANYBLOB="38000100240001006c625f73746174735f726566726573685f696e74657276616c00000000000000050003000300000008000400010000000800010004bbf74e86d53d7d61495265c6d595a42558960b38e2aac505aea500f5a99e0246f2e5286a3229a556671cc4", @ANYRES32=0x0, @ANYBLOB="ac01028040000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b0000000800040000800000080007000000000054000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b00000024000400ff7f0320070000005700b905080000007f003f053f000000000404010700000040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e00000008000400ff0f000008000600", @ANYRES32=0x0, @ANYBLOB="38000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000100000038000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000500030003000000080004000100000064000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b000000340004000001090300000000090001050000000005000217a00f000005000107ffffff7f0104040809000000000003d57f00000008000100", @ANYRES32=0x0, @ANYBLOB="400002803c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB], 0x538}, 0x1, 0x0, 0x0, 0x20084}, 0x84001) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000800)='/proc/sys/net/ipv4/vs/secure_tcp\x00', 0x2, 0x0) (async)
ioctl$KVM_SET_DEVICE_ATTR(r4, 0x4018aee1, &(0x7f0000000880)={0x0, 0x200, 0x7fff, &(0x7f0000000840)=0x7}) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) (async)
getsockopt$sock_linger(r0, 0x1, 0xd, &(0x7f00000001c0), &(0x7f00000007c0)=0x8) (async)
sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r5, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0) (async)

[  825.826395] nbd: must specify a device to reconfigure
14:18:25 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x8, 0x70bd2d, 0x25dbdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4}, 0x4000001)
openat$proc_mixer(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/asound/card3/oss_mixer\x00', 0x400, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(0xffffffffffffffff, 0xc02064b2, &(0x7f0000000100)={0x1000, 0xffff, 0x2})
r2 = semget(0x0, 0x1, 0x110)
semctl$SEM_STAT(r2, 0x3, 0x12, &(0x7f0000000280)=""/53)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x30, r1, 0x800, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0)

14:18:25 executing program 5:
ioctl$sock_bt_bnep_BNEPCONNADD(0xffffffffffffffff, 0x400442c8, &(0x7f0000000180)={0xffffffffffffffff, 0x2, 0xff, "739bfb2786222f2618c98b83e4f4c64faa04f0d60b313e7d1c328114ab602785447cd1856b506121a34c14b6f598ef92af556b1c1a99b52d8e0d9f8eb925c057f95022f9103b6436fdfae06b93870b863456da360f3335a782e4b0ffd1e8024a496002836ba9f53e71b8a198b4a5b1433fb5f140"})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
ioctl$sock_bt_bnep_BNEPCONNADD(0xffffffffffffffff, 0x400442c8, &(0x7f0000000180)={0xffffffffffffffff, 0x2, 0xff, "739bfb2786222f2618c98b83e4f4c64faa04f0d60b313e7d1c328114ab602785447cd1856b506121a34c14b6f598ef92af556b1c1a99b52d8e0d9f8eb925c057f95022f9103b6436fdfae06b93870b863456da360f3335a782e4b0ffd1e8024a496002836ba9f53e71b8a198b4a5b1433fb5f140"}) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0) (async)

[  825.871559] nbd: must specify a device to reconfigure
[  825.886343] nla_parse: 67 callbacks suppressed
[  825.886348] netlink: 148 bytes leftover after parsing attributes in process `syz-executor.1'.
14:18:25 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket(0x9, 0x1, 0x3ff)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r4=>0xffffffffffffffff})
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = accept(0xffffffffffffffff, &(0x7f00000000c0)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000140)=0x80)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000340)={&(0x7f0000000180)={0x8c, 0x0, 0x8, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '-'}]}, 0x8c}, 0x1, 0x0, 0x0, 0x280488c4}, 0x840)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

14:18:25 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="7ba8eb9d0893f0df24777ad3aafd00e99b", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000940)=ANY=[@ANYBLOB="380000002074f99361c103c6cc5883d86f0823f2c11c33bb68f8f914489d37b3e9a1163b73a9bbe944fb2e94626e46403c5208fdd28539e9df222d83fd62e007e2c7b1bc3a7048c6e469513a330f30737e75f47ccd730256d275efc0e7a328a1b839037fe53212a8d796f598c6d3bd7c9ad56a71eece38b40793e6e5a92d180ca8bedf0bc8a312d04743ea1cfdab43584033b4cfeb050fe13fb214d4c892e597995cbb3eba3fdc990bbacb391cdc7d4454a9e60d8f1505909891953edf41cabdc5c6c997c57610d18168c73c15aa8990259cc04962c4f8b7bf534a81a15a121e58a43dcec554"], 0x38}}, 0x0)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x28, 0x0, 0x400, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4040}, 0x20000000)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000a40), r1)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000b40)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000b00)={&(0x7f0000000a80)={0x6c, r5, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '^('}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20000001}, 0x20040801)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x38, r3, 0x100, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xf01}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}]}, 0x38}, 0x1, 0x0, 0x0, 0x800}, 0x10000884)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
r7 = syz_genetlink_get_family_id$team(&(0x7f00000003c0), 0xffffffffffffffff)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000400)={0xffffffffffffffff, 0x58, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r8=>0x0}}, 0x10)
sendmsg$TEAM_CMD_OPTIONS_SET(r6, &(0x7f0000000900)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000500)={0x3b8, r7, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [{{0x8}, {0x1b0, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x9, 0x4, 'hash\x00'}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x1}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0x4}}}]}}, {{0x8, 0x1, r8}, {0x4}}, {{0x8}, {0x1d8, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x792}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0x3c3}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x200}}}, {0x40, 0x1, @lb_hash_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x6}}, {0x8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x3ff}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}]}, 0x3b8}, 0x1, 0x0, 0x0, 0x200000c4}, 0x4000000)

14:18:25 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x8, 0x70bd2d, 0x25dbdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4}, 0x4000001) (async)
openat$proc_mixer(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/asound/card3/oss_mixer\x00', 0x400, 0x0) (async)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(0xffffffffffffffff, 0xc02064b2, &(0x7f0000000100)={0x1000, 0xffff, 0x2}) (async, rerun: 32)
r2 = semget(0x0, 0x1, 0x110) (rerun: 32)
semctl$SEM_STAT(r2, 0x3, 0x12, &(0x7f0000000280)=""/53) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x30, r1, 0x800, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0)

[  825.930249] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.1'.
[  825.969643] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'.
14:18:25 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = socket(0x9, 0x1, 0x3ff)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r4=>0xffffffffffffffff})
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = accept(0xffffffffffffffff, &(0x7f00000000c0)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000140)=0x80)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000340)={&(0x7f0000000180)={0x8c, 0x0, 0x8, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '-'}]}, 0x8c}, 0x1, 0x0, 0x0, 0x280488c4}, 0x840)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
socket(0x9, 0x1, 0x3ff) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r2, 0x0, 0x0, 0x0) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
accept(0xffffffffffffffff, &(0x7f00000000c0)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000140)=0x80) (async)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000340)={&(0x7f0000000180)={0x8c, 0x0, 0x8, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '-'}]}, 0x8c}, 0x1, 0x0, 0x0, 0x280488c4}, 0x840) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)

[  825.988079] nbd: must specify a device to reconfigure
[  826.009080] netlink: 148 bytes leftover after parsing attributes in process `syz-executor.1'.
[  826.027772] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.1'.
[  826.049262] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'.
14:18:25 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r1, 0x300, 0x70bd26, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x20008000}, 0x41)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x49, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00\xae\xf8\x872E\xac\xccU{\xa8\xc5\x88.\x10\x1a\x92\x91\x82)\x19|\xd1\xbe\xe6W\xd9E\b(\x1e'}]}, 0x60}}, 0x0)

14:18:25 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0)
ioctl$VIDIOC_G_FBUF(r1, 0x8030560a, &(0x7f0000000000)={0xd4, 0x54, &(0x7f0000000080)="7dc9edb089b25aea1aa31f525cc091caf6da6463e8845e69aac1afed4a1f47a2ee787505d222f128345b5816e678eecb46ec2d5a20af3229136cf24c1291122a7e0638868f84defbadbe06cdbebc2e425440b96b55be5ea709fb9208d9887a166412d9052380d81826ff512dac971f6dd07852c1f0cc964912e310bcdcea91d363e6664b723a95f989ef2b53a8dd083e710c54dd4fbff9614ea068ab53c32c9215cf154e7fe4a8c5a9d7eee0a2d8324f9742d6", {0x3, 0x0, 0x34343452, 0x9, 0xfff, 0x7, 0x4}})
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r2, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x0)

14:18:25 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x8, 0x70bd2d, 0x25dbdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4}, 0x4000001) (async)
openat$proc_mixer(0xffffffffffffff9c, &(0x7f00000001c0)='/proc/asound/card3/oss_mixer\x00', 0x400, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
ioctl$DRM_IOCTL_MODE_CREATE_DUMB(0xffffffffffffffff, 0xc02064b2, &(0x7f0000000100)={0x1000, 0xffff, 0x2}) (async)
r2 = semget(0x0, 0x1, 0x110)
semctl$SEM_STAT(r2, 0x3, 0x12, &(0x7f0000000280)=""/53) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x30, r1, 0x800, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0)

14:18:25 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = socket(0x9, 0x1, 0x3ff)
r2 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r2, 0x0, 0x0, 0x0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r3, 0x0, 0x0, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={<r4=>0xffffffffffffffff}) (async)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0) (async)
r6 = accept(0xffffffffffffffff, &(0x7f00000000c0)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, &(0x7f0000000140)=0x80)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000340)={&(0x7f0000000180)={0x8c, 0x0, 0x8, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '-'}]}, 0x8c}, 0x1, 0x0, 0x0, 0x280488c4}, 0x840) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)

[  826.072181] nbd: must specify a device to reconfigure
14:18:25 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
getsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000000080), &(0x7f00000000c0)=0x8)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000000)={&(0x7f00000002c0)=ANY=[@ANYBLOB="2146d7140000dc5eacfc622888bf22ef9508c2179c3a7787a520ce672b668e34d26084dac8281639e5dae41bda746460afc062630bc6a9510635205ef542b68e644476226e40c0450adc7c308ea8a902b6e4510e204553285692a21e1c166d6447e8084f3b5537c22354fec6b881f86c26aec41b0a6816507eb83b78c661744339fe2d8ed6f13f0b76438de363a1bf83d6d8a7016ead15c172cf95e6389f59a19575d3ee9e8788bf1aeb876a4f64a83dc4318e0bc8", @ANYRES16=r1, @ANYBLOB="0100000000000000000003000000ef50cb08fe9b8e02b43e31bd9165934b42fbc4b71dd9e5d57c055fac4fbcec7160e95eb75557ce564567"], 0x14}}, 0x0)

14:18:25 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="7ba8eb9d0893f0df24777ad3aafd00e99b", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000940)=ANY=[@ANYBLOB="380000002074f99361c103c6cc5883d86f0823f2c11c33bb68f8f914489d37b3e9a1163b73a9bbe944fb2e94626e46403c5208fdd28539e9df222d83fd62e007e2c7b1bc3a7048c6e469513a330f30737e75f47ccd730256d275efc0e7a328a1b839037fe53212a8d796f598c6d3bd7c9ad56a71eece38b40793e6e5a92d180ca8bedf0bc8a312d04743ea1cfdab43584033b4cfeb050fe13fb214d4c892e597995cbb3eba3fdc990bbacb391cdc7d4454a9e60d8f1505909891953edf41cabdc5c6c997c57610d18168c73c15aa8990259cc04962c4f8b7bf534a81a15a121e58a43dcec554"], 0x38}}, 0x0)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x28, 0x0, 0x400, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4040}, 0x20000000) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000a40), r1)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000b40)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000b00)={&(0x7f0000000a80)={0x6c, r5, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '^('}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20000001}, 0x20040801)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x38, r3, 0x100, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xf01}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}]}, 0x38}, 0x1, 0x0, 0x0, 0x800}, 0x10000884) (async)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
r7 = syz_genetlink_get_family_id$team(&(0x7f00000003c0), 0xffffffffffffffff) (async)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000400)={0xffffffffffffffff, 0x58, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r8=>0x0}}, 0x10)
sendmsg$TEAM_CMD_OPTIONS_SET(r6, &(0x7f0000000900)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000500)={0x3b8, r7, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [{{0x8}, {0x1b0, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x9, 0x4, 'hash\x00'}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x1}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0x4}}}]}}, {{0x8, 0x1, r8}, {0x4}}, {{0x8}, {0x1d8, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x792}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0x3c3}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x200}}}, {0x40, 0x1, @lb_hash_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x6}}, {0x8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x3ff}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}]}, 0x3b8}, 0x1, 0x0, 0x0, 0x200000c4}, 0x4000000)

14:18:25 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
getsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000000080), &(0x7f00000000c0)=0x8) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000000)={&(0x7f00000002c0)=ANY=[@ANYBLOB="2146d7140000dc5eacfc622888bf22ef9508c2179c3a7787a520ce672b668e34d26084dac8281639e5dae41bda746460afc062630bc6a9510635205ef542b68e644476226e40c0450adc7c308ea8a902b6e4510e204553285692a21e1c166d6447e8084f3b5537c22354fec6b881f86c26aec41b0a6816507eb83b78c661744339fe2d8ed6f13f0b76438de363a1bf83d6d8a7016ead15c172cf95e6389f59a19575d3ee9e8788bf1aeb876a4f64a83dc4318e0bc8", @ANYRES16=r1, @ANYBLOB="0100000000000000000003000000ef50cb08fe9b8e02b43e31bd9165934b42fbc4b71dd9e5d57c055fac4fbcec7160e95eb75557ce564567"], 0x14}}, 0x0)

14:18:25 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0)
ioctl$VIDIOC_G_FBUF(r1, 0x8030560a, &(0x7f0000000000)={0xd4, 0x54, &(0x7f0000000080)="7dc9edb089b25aea1aa31f525cc091caf6da6463e8845e69aac1afed4a1f47a2ee787505d222f128345b5816e678eecb46ec2d5a20af3229136cf24c1291122a7e0638868f84defbadbe06cdbebc2e425440b96b55be5ea709fb9208d9887a166412d9052380d81826ff512dac971f6dd07852c1f0cc964912e310bcdcea91d363e6664b723a95f989ef2b53a8dd083e710c54dd4fbff9614ea068ab53c32c9215cf154e7fe4a8c5a9d7eee0a2d8324f9742d6", {0x3, 0x0, 0x34343452, 0x9, 0xfff, 0x7, 0x4}})
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r2, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x0)

14:18:25 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
pkey_mprotect(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

14:18:25 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000196b25cd4fcef74f870d23cc0dba96df72bdffa570ad0a8d1591122515e54c625481306b2eef75ea7a51d5e77a250db2ac75bf3f84643683a0a24744e415535c736b8b31f4cc0350b4b8278097c391743d7e2795dd6ecd59e5000cbd5", @ANYRES32=r1, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r1, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0b00f300"], 0x80}}, 0x0)

14:18:25 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r1, 0x300, 0x70bd26, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x20008000}, 0x41)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x49, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00\xae\xf8\x872E\xac\xccU{\xa8\xc5\x88.\x10\x1a\x92\x91\x82)\x19|\xd1\xbe\xe6W\xd9E\b(\x1e'}]}, 0x60}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r1, 0x300, 0x70bd26, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x20008000}, 0x41) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x49, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00\xae\xf8\x872E\xac\xccU{\xa8\xc5\x88.\x10\x1a\x92\x91\x82)\x19|\xd1\xbe\xe6W\xd9E\b(\x1e'}]}, 0x60}}, 0x0) (async)

[  826.158644] nbd: must specify a device to reconfigure
14:18:25 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="7ba8eb9d0893f0df24777ad3aafd00e99b", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000940)=ANY=[@ANYBLOB="380000002074f99361c103c6cc5883d86f0823f2c11c33bb68f8f914489d37b3e9a1163b73a9bbe944fb2e94626e46403c5208fdd28539e9df222d83fd62e007e2c7b1bc3a7048c6e469513a330f30737e75f47ccd730256d275efc0e7a328a1b839037fe53212a8d796f598c6d3bd7c9ad56a71eece38b40793e6e5a92d180ca8bedf0bc8a312d04743ea1cfdab43584033b4cfeb050fe13fb214d4c892e597995cbb3eba3fdc990bbacb391cdc7d4454a9e60d8f1505909891953edf41cabdc5c6c997c57610d18168c73c15aa8990259cc04962c4f8b7bf534a81a15a121e58a43dcec554"], 0x38}}, 0x0)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x28, 0x0, 0x400, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4040}, 0x20000000)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000a40), r1)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000b40)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000b00)={&(0x7f0000000a80)={0x6c, r5, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '^('}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20000001}, 0x20040801)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x38, r3, 0x100, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xf01}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}]}, 0x38}, 0x1, 0x0, 0x0, 0x800}, 0x10000884)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
r7 = syz_genetlink_get_family_id$team(&(0x7f00000003c0), 0xffffffffffffffff)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000400)={0xffffffffffffffff, 0x58, &(0x7f0000000480)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, <r8=>0x0}}, 0x10)
sendmsg$TEAM_CMD_OPTIONS_SET(r6, &(0x7f0000000900)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000500)={0x3b8, r7, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [{{0x8}, {0x1b0, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x9, 0x4, 'hash\x00'}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x1}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0x4}}}]}}, {{0x8, 0x1, r8}, {0x4}}, {{0x8}, {0x1d8, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x792}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0x3c3}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x200}}}, {0x40, 0x1, @lb_hash_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x6}}, {0x8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x3ff}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}]}, 0x3b8}, 0x1, 0x0, 0x0, 0x200000c4}, 0x4000000)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="7ba8eb9d0893f0df24777ad3aafd00e99b", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000940)=ANY=[@ANYBLOB="380000002074f99361c103c6cc5883d86f0823f2c11c33bb68f8f914489d37b3e9a1163b73a9bbe944fb2e94626e46403c5208fdd28539e9df222d83fd62e007e2c7b1bc3a7048c6e469513a330f30737e75f47ccd730256d275efc0e7a328a1b839037fe53212a8d796f598c6d3bd7c9ad56a71eece38b40793e6e5a92d180ca8bedf0bc8a312d04743ea1cfdab43584033b4cfeb050fe13fb214d4c892e597995cbb3eba3fdc990bbacb391cdc7d4454a9e60d8f1505909891953edf41cabdc5c6c997c57610d18168c73c15aa8990259cc04962c4f8b7bf534a81a15a121e58a43dcec554"], 0x38}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x28, 0x0, 0x400, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4040}, 0x20000000) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000a40), r1) (async)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000b40)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000b00)={&(0x7f0000000a80)={0x6c, r5, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '^('}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20000001}, 0x20040801) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x38, r3, 0x100, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xf01}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}]}, 0x38}, 0x1, 0x0, 0x0, 0x800}, 0x10000884) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r6, 0x0, 0x0, 0x0) (async)
syz_genetlink_get_family_id$team(&(0x7f00000003c0), 0xffffffffffffffff) (async)
bpf$BPF_GET_MAP_INFO(0xf, &(0x7f0000000400)={0xffffffffffffffff, 0x58, &(0x7f0000000480)}, 0x10) (async)
sendmsg$TEAM_CMD_OPTIONS_SET(r6, &(0x7f0000000900)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000500)={0x3b8, r7, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [{{0x8}, {0x1b0, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x3c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x9, 0x4, 'hash\x00'}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x1}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0x4}}}]}}, {{0x8, 0x1, r8}, {0x4}}, {{0x8}, {0x1d8, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x792}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0x3c3}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x200}}}, {0x40, 0x1, @lb_hash_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x6}}, {0x8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x3ff}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}]}, 0x3b8}, 0x1, 0x0, 0x0, 0x200000c4}, 0x4000000) (async)

[  826.200205] nbd: must specify a device to reconfigure
14:18:25 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000196b25cd4fcef74f870d23cc0dba96df72bdffa570ad0a8d1591122515e54c625481306b2eef75ea7a51d5e77a250db2ac75bf3f84643683a0a24744e415535c736b8b31f4cc0350b4b8278097c391743d7e2795dd6ecd59e5000cbd5", @ANYRES32=r1, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r1, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0b00f300"], 0x80}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r1, 0x0, 0x0, 0x0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000196b25cd4fcef74f870d23cc0dba96df72bdffa570ad0a8d1591122515e54c625481306b2eef75ea7a51d5e77a250db2ac75bf3f84643683a0a24744e415535c736b8b31f4cc0350b4b8278097c391743d7e2795dd6ecd59e5000cbd5", @ANYRES32=r1, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r1, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0b00f300"], 0x80}}, 0x0) (async)

14:18:25 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
getsockopt$sock_linger(0xffffffffffffffff, 0x1, 0xd, &(0x7f0000000080), &(0x7f00000000c0)=0x8)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000000)={&(0x7f00000002c0)=ANY=[@ANYBLOB="2146d7140000dc5eacfc622888bf22ef9508c2179c3a7787a520ce672b668e34d26084dac8281639e5dae41bda746460afc062630bc6a9510635205ef542b68e644476226e40c0450adc7c308ea8a902b6e4510e204553285692a21e1c166d6447e8084f3b5537c22354fec6b881f86c26aec41b0a6816507eb83b78c661744339fe2d8ed6f13f0b76438de363a1bf83d6d8a7016ead15c172cf95e6389f59a19575d3ee9e8788bf1aeb876a4f64a83dc4318e0bc8", @ANYRES16=r1, @ANYBLOB="0100000000000000000003000000ef50cb08fe9b8e02b43e31bd9165934b42fbc4b71dd9e5d57c055fac4fbcec7160e95eb75557ce564567"], 0x14}}, 0x0)

14:18:25 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
r1 = syz_open_dev$video4linux(&(0x7f0000000380), 0x0, 0x0) (rerun: 64)
ioctl$VIDIOC_S_PRIORITY(r1, 0x40045644, 0x0) (async)
ioctl$VIDIOC_G_FBUF(r1, 0x8030560a, &(0x7f0000000000)={0xd4, 0x54, &(0x7f0000000080)="7dc9edb089b25aea1aa31f525cc091caf6da6463e8845e69aac1afed4a1f47a2ee787505d222f128345b5816e678eecb46ec2d5a20af3229136cf24c1291122a7e0638868f84defbadbe06cdbebc2e425440b96b55be5ea709fb9208d9887a166412d9052380d81826ff512dac971f6dd07852c1f0cc964912e310bcdcea91d363e6664b723a95f989ef2b53a8dd083e710c54dd4fbff9614ea068ab53c32c9215cf154e7fe4a8c5a9d7eee0a2d8324f9742d6", {0x3, 0x0, 0x34343452, 0x9, 0xfff, 0x7, 0x4}}) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r2, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x0)

14:18:25 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
pkey_mprotect(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)

[  826.227111] nbd: must specify a device to reconfigure
14:18:25 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r1, 0x300, 0x70bd26, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x20008000}, 0x41) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000080)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x49, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00\xae\xf8\x872E\xac\xccU{\xa8\xc5\x88.\x10\x1a\x92\x91\x82)\x19|\xd1\xbe\xe6W\xd9E\b(\x1e'}]}, 0x60}}, 0x0)

14:18:25 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000000)=ANY=[@ANYBLOB="008a0f2cccb57f8317a9e210de8100", @ANYRES16=r1, @ANYBLOB="0100000000000000000003000000"], 0x24}}, 0x0)

14:18:25 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
pkey_mprotect(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
pkey_mprotect(&(0x7f0000ffb000/0x4000)=nil, 0x4000, 0x1, 0xffffffffffffffff) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)

14:18:25 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)

14:18:25 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) (async)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000196b25cd4fcef74f870d23cc0dba96df72bdffa570ad0a8d1591122515e54c625481306b2eef75ea7a51d5e77a250db2ac75bf3f84643683a0a24744e415535c736b8b31f4cc0350b4b8278097c391743d7e2795dd6ecd59e5000cbd5", @ANYRES32=r1, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r1, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0b00f300"], 0x80}}, 0x0)

14:18:25 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
clock_gettime(0x1, &(0x7f0000000000))
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x40}]}, 0x20}}, 0x0)

[  826.343577] nbd: must specify a device to reconfigure
14:18:25 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x28, 0x0, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x28}}, 0x0)

14:18:25 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000000)=ANY=[@ANYBLOB="008a0f2cccb57f8317a9e210de8100", @ANYRES16=r1, @ANYBLOB="0100000000000000000003000000"], 0x24}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000000)=ANY=[@ANYBLOB="008a0f2cccb57f8317a9e210de8100", @ANYRES16=r1, @ANYBLOB="0100000000000000000003000000"], 0x24}}, 0x0) (async)

14:18:25 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
clock_gettime(0x1, &(0x7f0000000000)) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x40}]}, 0x20}}, 0x0)

14:18:25 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)

14:18:25 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x28, 0x0, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x28}}, 0x0)

[  826.400776] nbd: must specify a device to reconfigure
14:18:25 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x28, 0x0, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x28}}, 0x0)

14:18:25 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}}, 0x0) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)

14:18:25 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000000)=ANY=[@ANYBLOB="008a0f2cccb57f8317a9e210de8100", @ANYRES16=r1, @ANYBLOB="0100000000000000000003000000"], 0x24}}, 0x0)

[  826.527213] nbd: must specify a device to reconfigure
14:18:25 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2330783a429b1e9d}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000227bd70001a655d4aa0fd0a006e6264000c0005eb0cff0700000000000c00020000800000000000000c0017c78751000000000000000000000000000000cb"], 0x40}}, 0x800)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x38, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x38}}, 0x0)
r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
ioctl$sock_SIOCSIFVLAN_GET_VLAN_REALDEV_NAME_CMD(r2, 0x8983, &(0x7f0000000080)={0x8, 'ip6erspan0\x00', {'veth0_virt_wifi\x00'}})

14:18:25 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
clock_gettime(0x1, &(0x7f0000000000)) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000300)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x40}]}, 0x20}}, 0x0)

14:18:25 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x4c, 0x0, 0x200, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x24000010)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="5da806966821ed411f730712d1598032309b78091c356c5485a241a97b3c44", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:25 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r5=>0xffffffffffffffff})
r6 = accept(0xffffffffffffffff, &(0x7f0000000180)=@in6={0xa, 0x0, 0x0, @local}, &(0x7f0000000200)=0x80)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
r8 = socket(0x11, 0x4, 0x800)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000380)={&(0x7f0000000000), 0xc, &(0x7f0000000240)={&(0x7f00000002c0)={0x84, r4, 0x100, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x44040)

14:18:25 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x4c, 0x0, 0x200, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x24000010) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="5da806966821ed411f730712d1598032309b78091c356c5485a241a97b3c44", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:25 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = socket(0x1d, 0xa, 0x54fe)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'team0\x00', <r3=>0x0})
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r4)
sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000840)={&(0x7f0000000780)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000800)={&(0x7f00000007c0)={0x38, r5, 0x10, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x24000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0x40000)
ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(0xffffffffffffffff, 0x89f3, &(0x7f0000000140)={'syztnl1\x00', &(0x7f00000000c0)={'ip6gre0\x00', <r6=>0x0, 0x4, 0xcc, 0xff, 0x7ff, 0xc, @ipv4={'\x00', '\xff\xff', @remote}, @dev={0xfe, 0x80, '\x00', 0x1f}, 0x8, 0x7800, 0x5, 0xa026}})
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'team0\x00', <r7=>0x0})
ioctl$ifreq_SIOCGIFINDEX_team(r2, 0x8933, &(0x7f0000000740))
r8 = openat$vim2m(0xffffffffffffff9c, &(0x7f0000000880), 0x2, 0x0)
ioctl$vim2m_VIDIOC_EXPBUF(r8, 0xc0405610, &(0x7f00000008c0)={0x1, 0x6, 0x0, 0x80880})
sendmsg$TEAM_CMD_OPTIONS_GET(r2, &(0x7f0000000700)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000280)={0x408, 0x0, 0x2, 0x70bd25, 0x25dfdbfb, {}, [{{0x8, 0x1, r3}, {0x230, 0x2, 0x0, 0x1, [{0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x8000}}, {0x8, 0x6, r6}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0xb8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @name={{0x24}, {0x5}, {0xf, 0x4, 'roundrobin\x00'}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x9}}}, {0x40, 0x1, @lb_hash_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x7fff}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x7}}}, {0x3c, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0xc, 0x4, [{0x5, 0x8, 0x7, 0xffffffff}]}}}]}}, {{0x8}, {0x16c, 0x2, 0x0, 0x1, [{0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x7}}, {0x8}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x4}}}, {0x40, 0x1, @lb_port_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x9}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x800}}}, {0x3c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x9, 0x4, 'hash\x00'}}}]}}, {{0x8, 0x1, r7}, {0x40, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}]}, 0x408}, 0x1, 0x0, 0x0, 0x10}, 0x0)

[  826.796960] nbd: must specify a device to reconfigure
14:18:26 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = socket(0x1d, 0xa, 0x54fe)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'team0\x00', <r3=>0x0})
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r4)
sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000840)={&(0x7f0000000780)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000800)={&(0x7f00000007c0)={0x38, r5, 0x10, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x24000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0x40000)
ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(0xffffffffffffffff, 0x89f3, &(0x7f0000000140)={'syztnl1\x00', &(0x7f00000000c0)={'ip6gre0\x00', <r6=>0x0, 0x4, 0xcc, 0xff, 0x7ff, 0xc, @ipv4={'\x00', '\xff\xff', @remote}, @dev={0xfe, 0x80, '\x00', 0x1f}, 0x8, 0x7800, 0x5, 0xa026}})
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'team0\x00', <r7=>0x0})
ioctl$ifreq_SIOCGIFINDEX_team(r2, 0x8933, &(0x7f0000000740))
r8 = openat$vim2m(0xffffffffffffff9c, &(0x7f0000000880), 0x2, 0x0)
ioctl$vim2m_VIDIOC_EXPBUF(r8, 0xc0405610, &(0x7f00000008c0)={0x1, 0x6, 0x0, 0x80880})
sendmsg$TEAM_CMD_OPTIONS_GET(r2, &(0x7f0000000700)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000280)={0x408, 0x0, 0x2, 0x70bd25, 0x25dfdbfb, {}, [{{0x8, 0x1, r3}, {0x230, 0x2, 0x0, 0x1, [{0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x8000}}, {0x8, 0x6, r6}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0xb8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @name={{0x24}, {0x5}, {0xf, 0x4, 'roundrobin\x00'}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x9}}}, {0x40, 0x1, @lb_hash_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x7fff}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x7}}}, {0x3c, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0xc, 0x4, [{0x5, 0x8, 0x7, 0xffffffff}]}}}]}}, {{0x8}, {0x16c, 0x2, 0x0, 0x1, [{0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x7}}, {0x8}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x4}}}, {0x40, 0x1, @lb_port_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x9}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x800}}}, {0x3c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x9, 0x4, 'hash\x00'}}}]}}, {{0x8, 0x1, r7}, {0x40, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}]}, 0x408}, 0x1, 0x0, 0x0, 0x10}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) (async)
socket(0x1d, 0xa, 0x54fe) (async)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000080)) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r4) (async)
sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000840)={&(0x7f0000000780)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000800)={&(0x7f00000007c0)={0x38, r5, 0x10, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x24000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0x40000) (async)
ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(0xffffffffffffffff, 0x89f3, &(0x7f0000000140)={'syztnl1\x00', &(0x7f00000000c0)={'ip6gre0\x00', 0x0, 0x4, 0xcc, 0xff, 0x7ff, 0xc, @ipv4={'\x00', '\xff\xff', @remote}, @dev={0xfe, 0x80, '\x00', 0x1f}, 0x8, 0x7800, 0x5, 0xa026}}) (async)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)) (async)
ioctl$ifreq_SIOCGIFINDEX_team(r2, 0x8933, &(0x7f0000000740)) (async)
openat$vim2m(0xffffffffffffff9c, &(0x7f0000000880), 0x2, 0x0) (async)
ioctl$vim2m_VIDIOC_EXPBUF(r8, 0xc0405610, &(0x7f00000008c0)={0x1, 0x6, 0x0, 0x80880}) (async)
sendmsg$TEAM_CMD_OPTIONS_GET(r2, &(0x7f0000000700)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000280)={0x408, 0x0, 0x2, 0x70bd25, 0x25dfdbfb, {}, [{{0x8, 0x1, r3}, {0x230, 0x2, 0x0, 0x1, [{0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x8000}}, {0x8, 0x6, r6}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0xb8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @name={{0x24}, {0x5}, {0xf, 0x4, 'roundrobin\x00'}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x9}}}, {0x40, 0x1, @lb_hash_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x7fff}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x7}}}, {0x3c, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0xc, 0x4, [{0x5, 0x8, 0x7, 0xffffffff}]}}}]}}, {{0x8}, {0x16c, 0x2, 0x0, 0x1, [{0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x7}}, {0x8}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x4}}}, {0x40, 0x1, @lb_port_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x9}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x800}}}, {0x3c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x9, 0x4, 'hash\x00'}}}]}}, {{0x8, 0x1, r7}, {0x40, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}]}, 0x408}, 0x1, 0x0, 0x0, 0x10}, 0x0) (async)

14:18:26 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={<r5=>0xffffffffffffffff})
r6 = accept(0xffffffffffffffff, &(0x7f0000000180)=@in6={0xa, 0x0, 0x0, @local}, &(0x7f0000000200)=0x80)
r7 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r7, 0x0, 0x0, 0x0)
r8 = socket(0x11, 0x4, 0x800)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000380)={&(0x7f0000000000), 0xc, &(0x7f0000000240)={&(0x7f00000002c0)={0x84, r4, 0x100, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x44040)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000280), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x24, r1, 0x1}, 0x24}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)) (async)
accept(0xffffffffffffffff, &(0x7f0000000180)=@in6={0xa, 0x0, 0x0, @local}, &(0x7f0000000200)=0x80) (async)
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0) (async)
accept4$rose(r7, 0x0, 0x0, 0x0) (async)
socket(0x11, 0x4, 0x800) (async)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000380)={&(0x7f0000000000), 0xc, &(0x7f0000000240)={&(0x7f00000002c0)={0x84, r4, 0x100, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}]}, 0x84}, 0x1, 0x0, 0x0, 0x10}, 0x44040) (async)

14:18:26 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2330783a429b1e9d}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000227bd70001a655d4aa0fd0a006e6264000c0005eb0cff0700000000000c00020000800000000000000c0017c78751000000000000000000000000000000cb"], 0x40}}, 0x800) (async)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x38, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x38}}, 0x0)
r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
ioctl$sock_SIOCSIFVLAN_GET_VLAN_REALDEV_NAME_CMD(r2, 0x8983, &(0x7f0000000080)={0x8, 'ip6erspan0\x00', {'veth0_virt_wifi\x00'}})

14:18:26 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000180)='/proc/sys/net/ipv4/vs/conn_reuse_mode\x00', 0x2, 0x0)
r4 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r4, 0x0, 0x0, 0x0)
r5 = syz_open_dev$swradio(&(0x7f0000000500), 0x1, 0x2)
ioctl$VIDIOC_G_DV_TIMINGS(r5, 0xc0845658, &(0x7f0000000680)={0x0, @reserved})
accept4$rose(0xffffffffffffffff, 0x0, 0x0, 0x0)
r6 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r6, 0x0, 0x0, 0x0)
syz_open_dev$cec(&(0x7f0000000740), 0x3, 0x2)
sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000002c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0xa4, r1, 0x300, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0xa4}, 0x1, 0x0, 0x0, 0x4000000}, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000440)={&(0x7f0000000780)=ANY=[], 0x40}, 0x1, 0x0, 0x0, 0x10000000}, 0x24004084)
bpf$BPF_MAP_GET_NEXT_ID(0xc, &(0x7f0000000080)={0x1}, 0x8)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f00000004c0), r0)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000580)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000540)={&(0x7f0000000600)=ANY=[@ANYBLOB="2c0000008be3ffdaff829d955c7ab8c2301d09f870869486a6c67e1048844f5d180bf164e7ef80c0f9925a4a64a37e9dc1", @ANYRES16=r7, @ANYBLOB="090425bd7000fedbdf25020000000c00060000000000000000000c0003000600000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x4000080}, 0x2)
setsockopt$RDS_RECVERR(r6, 0x114, 0x5, &(0x7f00000005c0)=0x1, 0x4)
r8 = socket$rds(0x15, 0x5, 0x0)
setsockopt$RDS_CANCEL_SENT_TO(r8, 0x114, 0x1, &(0x7f0000000000)={0x2, 0x4e22, @remote}, 0x10)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x2c, r1, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x24048040}, 0x8000)

14:18:26 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$nbd(&(0x7f0000000000), r1)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r2, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
r3 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
r4 = accept4$rose(r3, 0x0, 0x0, 0x0)
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)={<r5=>0xffffffffffffffff})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={<r6=>0xffffffffffffffff})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={<r7=>0xffffffffffffffff, <r8=>0xffffffffffffffff})
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
sendmsg$unix(0xffffffffffffffff, &(0x7f0000000bc0)={&(0x7f0000000240)=@abs={0x0, 0x0, 0x4e21}, 0x6e, &(0x7f0000000740)=[{&(0x7f0000000500)="dde4d6ce7af34e468f7e3792475eff0d4f1524aa68368d5ec0754118031601c8e71899a961426c370d063ace15299adee233a53f76166efceb4c4497e58cc4190a2eba0d9db6710f1f8bb0a148bbb6bae4e94ce0b6a1c81a4b5608905c0326033f9fb28ac961f97eafd258ab1019f5d4f2ce051efc0d961eb68ecb9b122cc6", 0x7f}, {&(0x7f0000000580)="8b83c0053724a27ab6a51e7faff6ae77551d809cce457a1fbdb45dacb1801ee1fbce66d3e39cb3d60d5ee9f95f7f6c68b9f3d77bc8efff684ac84b932b636bec186c8d81ca56076a21a64067e2d34b1fa5860d4725a59067699eeb66e2be428c63995bccf950e5bc0c08747c17d581f2e77d16d7d8484ce927558a3a89dc88b5f2a211bca35386147c4c5f6cc3caf83b0d017fd9aca5b4ff1bda6f3f852ddda261ea09971db87700955a5f7eded450197f8fe536f09950b601750b1d2888ef35917d4a1e523c85dab5698c1d63031fbb1d0e", 0xd2}, {&(0x7f0000000180)="060e61af4a5020429302ee344fa37e5419407f6e7c82ea471f233862c36a85450c37623cfc5b6b42ac", 0x29}, {&(0x7f0000000680)="595955dee4aceb15baf1835d72845e3624c7b2bd77eef0b7021459112884571704ce031071832503ac470dc619559403df3f190c63e882d794ca7acc272b51dd4dba60a40df9ab693e6a53e7", 0x4c}, {&(0x7f0000000700)="23aa5cce1012a7451c", 0x9}], 0x5, &(0x7f0000000a80)=[@rights={{0x38, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}, @rights={{0x1c, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @rights={{0x28, 0x1, 0x1, [0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xffffffffffffffff}}}], 0x138, 0x801}, 0x4000)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r10=>0xffffffffffffffff})
r11 = getpid()
sendmsg$unix(r10, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r11}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0)
getresgid(&(0x7f0000006940), &(0x7f0000006980), &(0x7f00000069c0)=<r12=>0x0)
sendmmsg$unix(0xffffffffffffffff, &(0x7f0000006a80)=[{{0x0, 0x0, &(0x7f00000005c0)=[{&(0x7f0000000580)="b87500bb522d6b65328467fd736ba1561ce0e88e2635589f1c80e0fcbf297bbc025eeba1c2525254018b673f4ab558ffa9528a4fe9e1ad3de72736ce", 0x3c}], 0x1, &(0x7f0000000940)=[@cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}, @rights={{0x18, 0x1, 0x1, [0xffffffffffffffff, r8]}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @rights={{0x2c, 0x1, 0x1, [0xffffffffffffffff, r6, r3, r6, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @rights={{0x20, 0x1, 0x1, [r7, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]}}, @cred={{0x1c}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @rights={{0x14, 0x1, 0x1, [r6]}}], 0x140, 0x10}}, {{&(0x7f0000000a80)=@file={0x1, '.\x00'}, 0x6e, &(0x7f0000000c80)=[{&(0x7f0000000b00)="9ca9bdd1594a281e1fab46c54453dc4fe7649fdbe0c780ee7aee63a0565dca662628ee1faa563f13a89082b31ee71f35ffecce5481f62a20cdaee960e3c6327535ae7e58ff521fb8dc1e80f89ebda5fa31477d74e8f4be37b09070edd93c33107c1d627c4d03", 0x66}, {&(0x7f0000000b80)="c2", 0x1}, {&(0x7f0000000bc0)="ddac7554523ea769af715c7c3bed3d1f2ad400bf23dcfecfef89305da5cc8e42a2120385276ceba7f6813b7767ee87e5e680524325cfdd66252371b61e0c58883d50bc9366400581995f412e8157c7bb9fa87c6e411a16677b9a38af7124e1a3ee9e2e47f5", 0x65}, {&(0x7f0000000c40)="157c4579d1e9ee46e64f1a93", 0xc}], 0x4, &(0x7f0000000f00)=[@cred={{0x1c}}, @cred={{0x1c}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01, 0xee00}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0xee01}}}, @rights={{0x10}}, @rights={{0x1c, 0x1, 0x1, [r8, r5, 0xffffffffffffffff]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee01}}}, @cred={{0x1c, 0x1, 0x2, {0x0, 0x0, 0xee00}}}], 0x110, 0x2000004}}, {{&(0x7f0000001040)=@abs={0x3b48a8a30b9c6fe4, 0x0, 0x4e24}, 0x6e, &(0x7f0000001400)=[{&(0x7f00000010c0)="504403905d62a4fdc768331f88ddfb01b7b348ef25d9953467e88117a7dca7a6a05fa5a4484c422556f22f6a6e91616c6b63673c02669c4a93c6d9c40068d5c11b16c5d9d575c180fccc156558c4a1576f67fc3642c65e804f5809abce256cc47c7dfc3ff02e042042e85d7ba0ba3e1db63ae9c69952a767e6d49434579e9c6bf709ad00c7d21f0c6a04f101d99fddca196f942e4879707e0271d1852394748ae010952bc0e642", 0xa7}, {&(0x7f0000001180)="5e1b8726f6d3a1226c7cc9312636891427049a9c30bee3d192f8b41134e8993918a3df5eef143a72593bc4fecaa644d6fd8bf2f8f4d510fb69bedd9de748d3330a56c75f3a0b0ea03b99ac39c0b80d3c86e225246bbf7d0264eb", 0x5a}, 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{&(0x7f0000005380)="68b97ea7f8eeb4774778e5bb84cdd752a9e03465c4d9a83d64f33a6a65098c78f45f6f5721dbd7202aec5b5ad97b43d08fbe1cb3208a2a03ba80ad303fe8789f10c2760fbf9980bf8df5523aef45111f30f3e79a7f4f883195", 0x59}], 0x8, 0x0, 0x0, 0x4001000}}, {{&(0x7f0000005480)=@abs={0x1, 0x0, 0x4e24}, 0x6e, &(0x7f0000006880)=[{&(0x7f0000005500)="be1fa6cbac8c2e52d0db6ecd392daea2bbad620930a4d1ebad20", 0x1a}, {&(0x7f0000005540)="0cfe47d528307cd9b17d9c799e9c5d2551314c29aca93b269aed89c54fbc990fb3553c0396909a4f1a0a6b976321e8c8d36d3a3792b0cf1f5816e4b5da8c04ee97185952d5a64da9885041fbbafba0f49822fda42de89c5daa35894c5bf033425bf61e3c9bd20931965402be938891fd5d6e0adf5f6e37aaf8129f04ded1d6af6a8a45df77025879f82e91ebe9206af3fbd26ada8b15626258b92c2bc860d93695599a63dc662ca610b8c1822e30ab4098e66dd90e92a188ca269a81bafd9a0edadfc15128b63c799bbf6cc302869f27575a0561ccb558434ae6e988936b8148108a85f9f092b711a673f6ce4df7c0", 0xef}, {&(0x7f0000005640)="e78772690a873b9ffb5769fb760bcf0473f58e53abcb5ac7a9541a5457ed14f2a0f10aac901a7fe6a9c54623f6daeb1a2787a7fa4266ba4bb4c6b38d4aeabb9f3cfc94e9dee81d1dff5f5df36cb26138d9036ea550efabe78798b54536fd3d544dcd8edb0f65827c150c990171686b183359453312b2e42dd2b5911f", 0x7c}, {&(0x7f00000056c0)="c41f2e7633d04a179c4a91314a", 0xd}, {&(0x7f0000005700)="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", 0x1000}, {&(0x7f0000006700)="da8f50ddfc599c747f00c0bc371ee87dee92afcf3a682e99ba25c3fa0638d3bf01d995d7de2cd1d36ebf00f96996c1e63cc5a525d1f18194a462b2a0f3bd4c924f8a384e14b88011d3ebbb3d9dac0289caa1f54f5216521ce69c3bca5006255dd723aba44a2366795b", 0x69}, {&(0x7f0000006780)="c9914eb98f25bbcdf27e3921c3b607fccfbb00c83ef45c45b1ba2289ff264be4296f9ab35b87c79eb73ac37594aa1a247a7a0aabb0dfdef4b53c65c7b0445cc5a1d3d63c7b117c3267ebeb30123315c4f6ffa7e1ab77d83bb46050e07be93e7a54965a48e74a6b098225cdc116cd5b45da5f3c6a", 0x74}, {&(0x7f0000006800)="33d62693c0823e70c877afe5a9b2c793f64df4c0f69cdb67e9f57225002f9f39e04131969fe3034dd831bd21dc4da456fe5dd329966b03958801bd266c8430", 0x3f}, {&(0x7f0000006840)="80be59850b4e09ea16e8192aae48dc", 0xf}], 0x9, &(0x7f0000006a00)=[@rights={{0x18, 0x1, 0x1, [r4, 0xffffffffffffffff]}}, @rights={{0x18, 0x1, 0x1, [r8, r9]}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff, 0xffffffffffffffff}}}, @cred={{0x1c, 0x1, 0x2, {r11, 0xffffffffffffffff, r12}}}], 0x70}}], 0x6, 0x0)
r13 = socket(0x27, 0x3, 0x0)
r14 = openat$ipvs(0xffffffffffffff9c, &(0x7f00000004c0)='/proc/sys/net/ipv4/vs/lblc_expiration\x00', 0x2, 0x0)
accept4$rose(r14, &(0x7f0000000500)=@short={0xb, @dev, @null, 0x1, @rose}, &(0x7f0000000540)=0x1c, 0x800)
r15 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r15, 0x0, 0x0, 0x0)
r16 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r16, 0x0, 0x0, 0x0)
r17 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000300)='/proc/sys/net/ipv4/vs/sync_retries\x00', 0x2, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000480)={&(0x7f0000000140), 0xc, &(0x7f0000000400)={&(0x7f0000000340)={0xa0, r2, 0x20, 0x70bd25, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8, 0x1, r13}, {0x8, 0x1, r15}, {0x8, 0x1, r16}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '{'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r17}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6c71}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0xa0}, 0x1, 0x0, 0x0, 0x4000184}, 0x48000)
r18 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r18, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r18)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f00000000c0)=ANY=[@ANYBLOB="88fbf9cf", @ANYRES16=0x0, @ANYBLOB="00010000000000000000010000000c000200000000000000000008000100000000000c00040000080000000000000c000400f08b0000000000000c0008000000000000000000"], 0x4c}}, 0x20040000)

14:18:26 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000140)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x4c, 0x0, 0x200, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x24000010) (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000000010000000c000200000000000000000008000100000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="5da806966821ed411f730712d1598032309b78091c356c5485a241a97b3c44", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)

14:18:26 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2330783a429b1e9d}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000227bd70001a655d4aa0fd0a006e6264000c0005eb0cff0700000000000c00020000800000000000000c0017c78751000000000000000000000000000000cb"], 0x40}}, 0x800)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000140)={0x38, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x38}}, 0x0) (async)
r2 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2)
ioctl$sock_SIOCSIFVLAN_GET_VLAN_REALDEV_NAME_CMD(r2, 0x8983, &(0x7f0000000080)={0x8, 'ip6erspan0\x00', {'veth0_virt_wifi\x00'}})

14:18:26 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r1, 0x0, 0x0, 0x0)
socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000080)={0xffffffffffffffff, <r2=>0xffffffffffffffff})
r3 = getpid()
sendmsg$unix(r2, &(0x7f00000005c0)={0x0, 0x0, 0x0, 0x0, &(0x7f0000000580)=[@cred={{0x1c, 0x1, 0x2, {r3}}}, @cred={{0x1c, 0x1, 0x2, {0xffffffffffffffff}}}], 0x40}, 0x0)
ioctl$SG_BLKTRACESETUP(r1, 0xc0481273, &(0x7f00000003c0)={'\x00', 0x6c5, 0xfffffffa, 0x7, 0x8c, 0x9, r3})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000300)={&(0x7f0000000000), 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="80000000", @ANYRES16=0x0, @ANYBLOB="0007000000000000001d0e85fdcf00010000000c000200000000000000014c1f71fccb9e78c7", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c0004000000000000000000"], 0x80}}, 0x0)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r5, 0x0, 0x0, 0x0)
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000440)=ANY=[@ANYBLOB="380000002074f9"], 0x38}}, 0x0)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r7)
sendmsg$NBD_CMD_STATUS(r7, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r8, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000380)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000340)={&(0x7f00000001c0)={0x60, r8, 0x1, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x2b, 0xa, '/proc/sys/net/ipv4/vs/lblcr_expiration\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffffffb}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '+['}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000800}, 0x0)
r9 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/sys/net/ipv4/vs/lblcr_expiration\x00', 0x2, 0x0)
accept4$rose(r9, 0x0, 0x0, 0x0)
sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x4c, 0x0, 0x300, 0x70bd27, 0x25dfdc02, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '}\\\',-'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r9}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x804)

[  826.970023] block nbd4: NBD_DISCONNECT
14:18:26 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
getpid()
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

[  827.002182] kasan: CONFIG_KASAN_INLINE enabled
[  827.006779] kasan: GPF could be caused by NULL-ptr deref or user memory access
[  827.014377] general protection fault: 0000 [#1] PREEMPT SMP KASAN
[  827.016084] nbd: nbd4 already in use
[  827.020691] Modules linked in:
[  827.020702] CPU: 1 PID: 13122 Comm: systemd-udevd Not tainted 4.14.304-syzkaller #0
[  827.020709] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023
[  827.031434] nbd: must specify an index to disconnect
14:18:26 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
getpid() (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

[  827.035364] task: ffff888094c72380 task.stack: ffff8880a2798000
[  827.035377] RIP: 0010:__lock_acquire+0x1cc/0x3f20
[  827.035380] RSP: 0018:ffff8880a279f938 EFLAGS: 00010006
[  827.035385] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000
[  827.035388] RDX: 0000000000000022 RSI: 0000000000000000 RDI: 0000000000000110
[  827.035391] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
[  827.035399] R10: 0000000000000001 R11: ffff888094c72380 R12: 0000000000000110
[  827.064531] nbd: nbd4 already in use
14:18:26 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
getpid() (async)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x2c}}, 0x0)

14:18:26 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000080)={0x38, r1, 0x503, 0x4, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x56d}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x38}}, 0x4)

[  827.066123] R13: 0000000000000000 R14: 0000000000000001 R15: ffffffff8bed0dc0
[  827.066129] FS:  00007fefcb9bd8c0(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000
[  827.066132] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  827.066136] CR2: 00007f1d0516b988 CR3: 0000000096840000 CR4: 00000000003406e0
[  827.066143] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[  827.066146] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[  827.066153] Call Trace:
[  827.090532] nbd: nbd4 already in use
[  827.096598]  ? vprintk_emit+0x170/0x620
[  827.096606]  ? dev_vprintk_emit+0x1da/0x440
[  827.096613]  ? trace_hardirqs_on+0x10/0x10
[  827.096620]  ? dev_driver_string+0x160/0x160
[  827.113014] nbd: nbd4 already in use
[  827.116144]  ? __lock_acquire+0x5fc/0x3f20
[  827.116153]  ? trace_hardirqs_on+0x10/0x10
[  827.116163]  lock_acquire+0x170/0x3f0
[  827.135390] nbd: must specify at least one socket
[  827.136544]  ? flush_workqueue+0xcb/0x1310
[  827.136554]  flush_workqueue+0xfa/0x1310
14:18:26 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000200)={&(0x7f0000000180)={0x2c, r1, 0x503, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0)
r2 = socket(0x1d, 0xa, 0x54fe)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'team0\x00', <r3=>0x0})
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r4)
sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x589, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000840)={&(0x7f0000000780)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000800)={&(0x7f00000007c0)={0x38, r5, 0x10, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x24000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0x40000) (async)
ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(0xffffffffffffffff, 0x89f3, &(0x7f0000000140)={'syztnl1\x00', &(0x7f00000000c0)={'ip6gre0\x00', <r6=>0x0, 0x4, 0xcc, 0xff, 0x7ff, 0xc, @ipv4={'\x00', '\xff\xff', @remote}, @dev={0xfe, 0x80, '\x00', 0x1f}, 0x8, 0x7800, 0x5, 0xa026}}) (async)
ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000001c0)={'team0\x00', <r7=>0x0}) (async)
ioctl$ifreq_SIOCGIFINDEX_team(r2, 0x8933, &(0x7f0000000740))
r8 = openat$vim2m(0xffffffffffffff9c, &(0x7f0000000880), 0x2, 0x0)
ioctl$vim2m_VIDIOC_EXPBUF(r8, 0xc0405610, &(0x7f00000008c0)={0x1, 0x6, 0x0, 0x80880}) (async)
sendmsg$TEAM_CMD_OPTIONS_GET(r2, &(0x7f0000000700)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000280)={0x408, 0x0, 0x2, 0x70bd25, 0x25dfdbfb, {}, [{{0x8, 0x1, r3}, {0x230, 0x2, 0x0, 0x1, [{0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x8000}}, {0x8, 0x6, r6}}}, {0x38, 0x1, @notify_peers_count={{0x24}, {0x5}, {0x8, 0x4, 0xb8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @name={{0x24}, {0x5}, {0xf, 0x4, 'roundrobin\x00'}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x9}}}, {0x40, 0x1, @lb_hash_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x7fff}}, {0x8}}}, {0x4c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x19, 0x4, 'hash_to_port_mapping\x00'}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x7}}}, {0x3c, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0xc, 0x4, [{0x5, 0x8, 0x7, 0xffffffff}]}}}]}}, {{0x8}, {0x16c, 0x2, 0x0, 0x1, [{0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x7}}, {0x8}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x4}}}, {0x40, 0x1, @lb_port_stats={{{0x24}, {0x5}, {0x8, 0x4, 0x9}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24}, {0x5}, {0x8, 0x4, 0x800}}}, {0x3c, 0x1, @lb_tx_method={{0x24}, {0x5}, {0x9, 0x4, 'hash\x00'}}}]}}, {{0x8, 0x1, r7}, {0x40, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}]}, 0x408}, 0x1, 0x0, 0x0, 0x10}, 0x0)

[  827.152473] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.5'.
[  827.154130]  ? flush_workqueue+0xcb/0x1310
[  827.154141]  ? nbd_disconnect_and_put+0x99/0x140
[  827.159608] nbd: must specify a device to reconfigure
[  827.162775]  ? lock_downgrade+0x740/0x740
[  827.162785]  ? check_flush_dependency+0x2a0/0x2a0
[  827.227942]  nbd_disconnect_and_put+0xc3/0x140
[  827.232811]  nbd_release+0x123/0x150
[  827.236544]  ? nbd_ioctl+0xad0/0xad0
[  827.240254]  __blkdev_put+0x5aa/0x800
[  827.244139]  ? revalidate_disk+0x1f0/0x1f0
[  827.248366]  ? locks_remove_file+0x2cd/0x420
[  827.252770]  ? blkdev_put+0x75/0x4c0
[  827.256567]  ? blkdev_put+0x4c0/0x4c0
[  827.260359]  blkdev_close+0x86/0xb0
[  827.263977]  __fput+0x25f/0x7a0
[  827.267254]  task_work_run+0x11f/0x190
[  827.271135]  exit_to_usermode_loop+0x1ad/0x200
[  827.275715]  do_syscall_64+0x4a3/0x640
[  827.279691]  entry_SYSCALL_64_after_hwframe+0x5e/0xd3
[  827.284879] RIP: 0033:0x7fefcab03270
[  827.288564] RSP: 002b:00007fffb1948c48 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[  827.296268] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007fefcab03270
[  827.303682] RDX: 000000000aba9500 RSI: 0000000000000000 RDI: 0000000000000007
[  827.310933] RBP: 00007fefcb9bd710 R08: 000000000000004a R09: 0000000000000008
[  827.318431] R10: 000055d6870a7e68 R11: 0000000000000246 R12: 0000000000000000
[  827.326200] R13: 000055d6870bbae0 R14: 0000000000000003 R15: 000000000000000e
[  827.333455] Code: 18 00 00 00 00 48 81 c4 80 01 00 00 44 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 48 b8 00 00 00 00 00 fc ff df 4c 89 e2 48 c1 ea 03 <80> 3c 02 00 0f 85 67 2a 00 00 49 81 3c 24 e0 c7 2f 8b 0f 84 5f 
[  827.352602] RIP: __lock_acquire+0x1cc/0x3f20 RSP: ffff8880a279f938
[  827.358912] ---[ end trace 1a0fa22d2c7c195e ]---
[  827.363662] Kernel panic - not syncing: Fatal exception
[  827.369335] Kernel Offset: disabled
[  827.372944] Rebooting in 86400 seconds..