neric(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a00000000000000000500000080b8e8f3fef43cb7afa3f7c6eed29189e500960752243081c52cd342ac42eacd2595d46f4f5804"], 0x14}}, 0x0)
r3 = openat$cachefiles(0xffffffffffffff9c, &(0x7f0000000080), 0x111001, 0x0)
ioctl$LOOP_GET_STATUS(r3, 0x4c03, &(0x7f00000000c0))

11:14:41 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:41 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:41 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_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:41 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:41 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000022008805000000"], 0x14}}, 0x0)

11:14:41 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:41 executing program 5:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket(0x6, 0x5, 0x3)
r5 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/key-users\x00', 0x0, 0x0)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000140)={&(0x7f0000000300)={0x88, r2, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x10a}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xea}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x88}, 0x1, 0x0, 0x0, 0x40004890}, 0x4000)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="d494c894e8a5966b000003492b5cb83051b75e26300bf967c0bb3edaaa5694bec7ee25653b745e4503c58faae73e00ba3a1e06061defabadfcc9c9ea3e3a372577e30ed0049f2d84d68adc3642eaa1125a381af480b86e8ec503070e76cc7f7e6dcb3fc123e2fc79794ff7ff33eec89a72656a61afdd53d24edd261ca0cdd20ff2faa59d2c67531fb744d1efbe9ea00d9b4dc290532c2606e5773a0c415228f22a5f87f04c86571b6e95c397bc8154298924e9ac658320c22dd5deb288dca69df862bc373cf1e7e63c7b24c718e6204e6b48ad000000000000"], 0x38}}, 0x0)

11:14:41 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}}, 0x0)

11:14:42 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000022008805000000"], 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000022008805000000"], 0x14}}, 0x0) (async)

11:14:42 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}}, 0x0)

11:14:42 executing program 5:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket(0x6, 0x5, 0x3)
r5 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/key-users\x00', 0x0, 0x0)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000140)={&(0x7f0000000300)={0x88, r2, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x10a}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xea}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x88}, 0x1, 0x0, 0x0, 0x40004890}, 0x4000)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="d494c894e8a5966b000003492b5cb83051b75e26300bf967c0bb3edaaa5694bec7ee25653b745e4503c58faae73e00ba3a1e06061defabadfcc9c9ea3e3a372577e30ed0049f2d84d68adc3642eaa1125a381af480b86e8ec503070e76cc7f7e6dcb3fc123e2fc79794ff7ff33eec89a72656a61afdd53d24edd261ca0cdd20ff2faa59d2c67531fb744d1efbe9ea00d9b4dc290532c2606e5773a0c415228f22a5f87f04c86571b6e95c397bc8154298924e9ac658320c22dd5deb288dca69df862bc373cf1e7e63c7b24c718e6204e6b48ad000000000000"], 0x38}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
socket(0x6, 0x5, 0x3) (async)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/key-users\x00', 0x0, 0x0) (async)
openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0) (async)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0) (async)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000140)={&(0x7f0000000300)={0x88, r2, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x10a}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xea}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x88}, 0x1, 0x0, 0x0, 0x40004890}, 0x4000) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="d494c894e8a5966b000003492b5cb83051b75e26300bf967c0bb3edaaa5694bec7ee25653b745e4503c58faae73e00ba3a1e06061defabadfcc9c9ea3e3a372577e30ed0049f2d84d68adc3642eaa1125a381af480b86e8ec503070e76cc7f7e6dcb3fc123e2fc79794ff7ff33eec89a72656a61afdd53d24edd261ca0cdd20ff2faa59d2c67531fb744d1efbe9ea00d9b4dc290532c2606e5773a0c415228f22a5f87f04c86571b6e95c397bc8154298924e9ac658320c22dd5deb288dca69df862bc373cf1e7e63c7b24c718e6204e6b48ad000000000000"], 0x38}}, 0x0) (async)

11:14:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 1:
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_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000022008805000000"], 0x14}}, 0x0)

11:14:42 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:42 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}}, 0x0)

[ 1651.456429] nbd: nbd0 already in use
11:14:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:42 executing program 5:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = socket(0x6, 0x5, 0x3)
r5 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/key-users\x00', 0x0, 0x0)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000140)={&(0x7f0000000300)={0x88, r2, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x10a}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xea}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x88}, 0x1, 0x0, 0x0, 0x40004890}, 0x4000)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="d494c894e8a5966b000003492b5cb83051b75e26300bf967c0bb3edaaa5694bec7ee25653b745e4503c58faae73e00ba3a1e06061defabadfcc9c9ea3e3a372577e30ed0049f2d84d68adc3642eaa1125a381af480b86e8ec503070e76cc7f7e6dcb3fc123e2fc79794ff7ff33eec89a72656a61afdd53d24edd261ca0cdd20ff2faa59d2c67531fb744d1efbe9ea00d9b4dc290532c2606e5773a0c415228f22a5f87f04c86571b6e95c397bc8154298924e9ac658320c22dd5deb288dca69df862bc373cf1e7e63c7b24c718e6204e6b48ad000000000000"], 0x38}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
socket(0x6, 0x5, 0x3) (async)
openat$procfs(0xffffffffffffff9c, &(0x7f0000000100)='/proc/key-users\x00', 0x0, 0x0) (async)
openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0) (async)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0) (async)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000140)={&(0x7f0000000300)={0x88, r2, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x10a}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xea}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x88}, 0x1, 0x0, 0x0, 0x40004890}, 0x4000) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="d494c894e8a5966b000003492b5cb83051b75e26300bf967c0bb3edaaa5694bec7ee25653b745e4503c58faae73e00ba3a1e06061defabadfcc9c9ea3e3a372577e30ed0049f2d84d68adc3642eaa1125a381af480b86e8ec503070e76cc7f7e6dcb3fc123e2fc79794ff7ff33eec89a72656a61afdd53d24edd261ca0cdd20ff2faa59d2c67531fb744d1efbe9ea00d9b4dc290532c2606e5773a0c415228f22a5f87f04c86571b6e95c397bc8154298924e9ac658320c22dd5deb288dca69df862bc373cf1e7e63c7b24c718e6204e6b48ad000000000000"], 0x38}}, 0x0) (async)

11:14:42 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}}, 0x0)

11:14:42 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), 0xffffffffffffffff)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_TARGET(r0, &(0x7f00000009c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000980)={&(0x7f0000000940)={0x14, r6, 0x2, 0x70bd25, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20040000}, 0x1)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000700)={0x24, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}}, 0x0)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000006c0)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x1c, r2, 0x10, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x400c844}, 0x4000)
r8 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r4, &(0x7f00000005c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x14, 0x0, 0x300, 0x70bd25, 0x25dfdbff, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8094}, 0x8000)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r8, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18, <r9=>0xffffffffffffffff}, './file0\x00'})
r10 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r10, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18, <r11=>0xffffffffffffffff}, './file0\x00'})
ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r11, 0x81f8943c, &(0x7f0000000740)={0x0, ""/256, 0x0, 0x0, 0x0, 0x0, ""/16, ""/16, ""/16, 0x0, <r12=>0x0})
ioctl$BTRFS_IOC_RM_DEV_V2(r8, 0x5000943a, &(0x7f0000001f80)={{r10}, r12, 0xa, @unused=[0x5e, 0xde5e, 0x7, 0xa5], @name="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"})
sendmsg$TCPDIAG_GETSOCK(r11, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000000c0)={&(0x7f00000003c0)={0x1f8, 0x12, 0x400, 0x70bd2a, 0x25dfdbfd, {0x2a, 0x2, 0x3f, 0x80, {0x4e24, 0x9, [0x8, 0xa5f, 0x100, 0x9], [0x2, 0x2, 0x7fffffff, 0x9], 0x0, [0x2, 0x1]}, 0xfffffffd, 0x1}, [@INET_DIAG_REQ_BYTECODE={0x3d, 0x1, "aebb9ccdb554f7871c16edd5c50638b8120f28ead322f3f1613afcfabacd3ab1bf687ffa7c4b5a1214cde7036885275bf72cee75d1f26c9733"}, @INET_DIAG_REQ_BYTECODE={0x7c, 0x1, "7f1702270c2248b9d088244cbabda75b9dd6bc08ae00706e71267cf4ccb83c09ee0152294d9a67a47cbc940a52ac266c33a14d13e30b77875a2bf5e59d09157d6a7fed7148cf48bae1afff0bf059d84e3d54d23b7990d1ba04d5801e23fa0b29abd44915c18db1d751c4c847869386316d3ce57e3cb9901d"}, @INET_DIAG_REQ_BYTECODE={0x64, 0x1, "3034573a56f65af7b04ebaa6f5bcd81da201a74496d389a7010062a8308d2d3c4f886726702be1ae940634168a8d7edfa9a97b98d6b8836e2db3f8ed494da86078e02fa87727a53f8a2a7b3a7cc1d44c30d82490f4e64997cab1fc0fe6f80845"}, @INET_DIAG_REQ_BYTECODE={0x8a, 0x1, "a943fab18af3a5a168ec8d0cbb7d8fce3447d42aa93fdca95cd591bfcfaadb3f146fe949aa1759fe70459e769240687f1d168770824fc6701cf312792b9453bd803631394e995554d8b1899bff982df214e38e46ef78652cfe7ac0dd39663417f15c2534627ae0be59177cf73a46abb30c62063f5f69cc39bc01906cd68f042d4a0dca176056"}]}, 0x1f8}, 0x1, 0x0, 0x0, 0x85}, 0x22008001)
r13 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r13, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
flock(r13, 0x2)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000b40)=ANY=[@ANYBLOB="ec000000", @ANYRES16=r7, @ANYBLOB="00012abd7000fbdbdf25050000002c00078008000100", @ANYRES32=r8, @ANYBLOB="76b604566d72e5e3c7ebf5e6c8a8a76b58917d9f00c76982be2140671cf8f161cef9592291c37320d024ebe9dd29197bd09a5663a60ebb227b0611d5087e7045a17d0a4b5cc1582e0646cabb9a633c232f88", @ANYRES32=r8, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB="0c00050004010000000000000c000800810b0000000000007b000a0045a1810dfa2312cf7a8838da1bb59fbafc1cab0f7e0551dea86804d1e002413dbea9d71382c31904168932c984f251eaa251cce791b479a4f6a6fca22afd46dc95b910445345ac1914a6591dc1eaee3f4083204a729ba72d6f8ebe2d9086830650a8413c2ebed4a7f6beb41889cbca5f99abe444811276000c0008001c0f0000000000000c0006000100000000000000"], 0xec}, 0x1, 0x0, 0x0, 0x81d}, 0x20000000)
r14 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r14, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r15 = signalfd4(r8, &(0x7f0000000200)={[0x33]}, 0x8, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r14, 0x2, r15)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:42 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:42 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}}, 0x0)

11:14:42 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:42 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:42 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1651.683585] nbd: must specify at least one socket
11:14:42 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3) (async)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
r6 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), 0xffffffffffffffff)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) (async)
sendmsg$NFC_CMD_GET_TARGET(r0, &(0x7f00000009c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000980)={&(0x7f0000000940)={0x14, r6, 0x2, 0x70bd25, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20040000}, 0x1) (async, rerun: 64)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) (rerun: 64)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000700)={0x24, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}}, 0x0) (async, rerun: 32)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000006c0)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x1c, r2, 0x10, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x400c844}, 0x4000) (async, rerun: 32)
r8 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r4, &(0x7f00000005c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x14, 0x0, 0x300, 0x70bd25, 0x25dfdbff, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8094}, 0x8000) (async)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r8, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18, <r9=>0xffffffffffffffff}, './file0\x00'}) (async)
r10 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r10, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18, <r11=>0xffffffffffffffff}, './file0\x00'})
ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r11, 0x81f8943c, &(0x7f0000000740)={0x0, ""/256, 0x0, 0x0, 0x0, 0x0, ""/16, ""/16, ""/16, 0x0, <r12=>0x0})
ioctl$BTRFS_IOC_RM_DEV_V2(r8, 0x5000943a, &(0x7f0000001f80)={{r10}, r12, 0xa, @unused=[0x5e, 0xde5e, 0x7, 0xa5], @name="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"})
sendmsg$TCPDIAG_GETSOCK(r11, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000000c0)={&(0x7f00000003c0)={0x1f8, 0x12, 0x400, 0x70bd2a, 0x25dfdbfd, {0x2a, 0x2, 0x3f, 0x80, {0x4e24, 0x9, [0x8, 0xa5f, 0x100, 0x9], [0x2, 0x2, 0x7fffffff, 0x9], 0x0, [0x2, 0x1]}, 0xfffffffd, 0x1}, [@INET_DIAG_REQ_BYTECODE={0x3d, 0x1, "aebb9ccdb554f7871c16edd5c50638b8120f28ead322f3f1613afcfabacd3ab1bf687ffa7c4b5a1214cde7036885275bf72cee75d1f26c9733"}, @INET_DIAG_REQ_BYTECODE={0x7c, 0x1, "7f1702270c2248b9d088244cbabda75b9dd6bc08ae00706e71267cf4ccb83c09ee0152294d9a67a47cbc940a52ac266c33a14d13e30b77875a2bf5e59d09157d6a7fed7148cf48bae1afff0bf059d84e3d54d23b7990d1ba04d5801e23fa0b29abd44915c18db1d751c4c847869386316d3ce57e3cb9901d"}, @INET_DIAG_REQ_BYTECODE={0x64, 0x1, "3034573a56f65af7b04ebaa6f5bcd81da201a74496d389a7010062a8308d2d3c4f886726702be1ae940634168a8d7edfa9a97b98d6b8836e2db3f8ed494da86078e02fa87727a53f8a2a7b3a7cc1d44c30d82490f4e64997cab1fc0fe6f80845"}, @INET_DIAG_REQ_BYTECODE={0x8a, 0x1, "a943fab18af3a5a168ec8d0cbb7d8fce3447d42aa93fdca95cd591bfcfaadb3f146fe949aa1759fe70459e769240687f1d168770824fc6701cf312792b9453bd803631394e995554d8b1899bff982df214e38e46ef78652cfe7ac0dd39663417f15c2534627ae0be59177cf73a46abb30c62063f5f69cc39bc01906cd68f042d4a0dca176056"}]}, 0x1f8}, 0x1, 0x0, 0x0, 0x85}, 0x22008001) (async, rerun: 32)
r13 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0) (rerun: 32)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r13, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
flock(r13, 0x2) (async, rerun: 64)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000b40)=ANY=[@ANYBLOB="ec000000", @ANYRES16=r7, @ANYBLOB="00012abd7000fbdbdf25050000002c00078008000100", @ANYRES32=r8, @ANYBLOB="76b604566d72e5e3c7ebf5e6c8a8a76b58917d9f00c76982be2140671cf8f161cef9592291c37320d024ebe9dd29197bd09a5663a60ebb227b0611d5087e7045a17d0a4b5cc1582e0646cabb9a633c232f88", @ANYRES32=r8, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB="0c00050004010000000000000c000800810b0000000000007b000a0045a1810dfa2312cf7a8838da1bb59fbafc1cab0f7e0551dea86804d1e002413dbea9d71382c31904168932c984f251eaa251cce791b479a4f6a6fca22afd46dc95b910445345ac1914a6591dc1eaee3f4083204a729ba72d6f8ebe2d9086830650a8413c2ebed4a7f6beb41889cbca5f99abe444811276000c0008001c0f0000000000000c0006000100000000000000"], 0xec}, 0x1, 0x0, 0x0, 0x81d}, 0x20000000) (async, rerun: 64)
r14 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r14, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r15 = signalfd4(r8, &(0x7f0000000200)={[0x33]}, 0x8, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r14, 0x2, r15) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:42 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:42 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}}, 0x0)

11:14:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:42 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}}, 0x0)

11:14:42 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:42 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}}, 0x0)

11:14:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}}, 0x0)

11:14:42 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:42 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async, rerun: 64)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3) (async)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r6 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), 0xffffffffffffffff)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) (async)
sendmsg$NFC_CMD_GET_TARGET(r0, &(0x7f00000009c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000980)={&(0x7f0000000940)={0x14, r6, 0x2, 0x70bd25, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20040000}, 0x1) (async)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000700)={0x24, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}}, 0x0)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000006c0)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x1c, r2, 0x10, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x400c844}, 0x4000) (async)
r8 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r4, &(0x7f00000005c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x14, 0x0, 0x300, 0x70bd25, 0x25dfdbff, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8094}, 0x8000)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r8, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18, <r9=>0xffffffffffffffff}, './file0\x00'})
r10 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r10, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18, <r11=>0xffffffffffffffff}, './file0\x00'})
ioctl$BTRFS_IOC_GET_SUBVOL_INFO(r11, 0x81f8943c, &(0x7f0000000740)={0x0, ""/256, 0x0, 0x0, 0x0, 0x0, ""/16, ""/16, ""/16, 0x0, <r12=>0x0})
ioctl$BTRFS_IOC_RM_DEV_V2(r8, 0x5000943a, &(0x7f0000001f80)={{r10}, r12, 0xa, @unused=[0x5e, 0xde5e, 0x7, 0xa5], @name="014a48217e5648903ae62ee19eb0957edd69e280efb97c5c816638a5e0d2442602e536683173ef1780035dc637ab857405f9b94e74348219852ad93875c9e7e9abc40ca4f4bbe0a12790f5537a451a3ba613e7e3b3d77158bade07aa2ce8ac6f3e5c5f8185020e7dc1b0f0edb7568fea0308aec70254bc57ab54f073186fd8290e2c0870ec4c759d98caa606ef84f2ee532515c94d77f793efaea4536f5a635c87b03090446d819a83187501b24bffca6788657117f8afca270e4ddc0cdb0e4298e924c1a6b669746e3f7e1a67e0fb0c5cceafaafb868dafd200cbdff216bef2ae91ff24b8a279461b2305091b2193eb95c5ed133ca2270d1bbe98263bc36e055c8fc5abbf842d2b0b66bd79996c8cacf9de905e5d64272d821ebe99fe67bb0f0f7a90e334a7b9ec17148378a6098503cb3098fce767cf7876cd1405ec95b4ca8aa2e831343abe32b1fc1a7573dd6a26596ea602d4c0e5e84fac925dd23e45713e44bce86d351fac71c8676d417c291a031bc648f423545c0e33d2e77ebc2d1ff4d96b177868d35aaf1d816b5b5355fffe8625e01c79dd9e02b8cbad42a12f3a98ce79f2702e9fe43ca80b2a27f74a95270c426e16a12d4f3f57dc6fc625840c0dc8cb1df8d1533cb502ab5ae7b21a8832b9d1b087705f76512c3f8500ebc550796c9646797aefad8e4db413ec650e6b58db5b70d3894da90053f7244bb638aa286ba6b741f0ce29b7055a5a888c5e7bbdcbfd18e908fdc6d5bd0b1ea1c40e46da1486ab09cb6e1b673dd62919cf736b7cbbc7456ce6ce79998e38f80d27f7ddfb732b02c51665158bb173c73497487264870ec741c171085299bbfc2f50b16c70a19025591c511fce7e8e300d68bd23db20c4aca2ea91a112a96e474086a32c003a84f8bce43ad55f6cfa099203313218ad28e04cfa8258858955f635423d00c30a2a1a9cfc1b042ef80b45f35cdcd54e7fb22dcae28759c343523813d36688f1878dc771251eeeff304593c5560f8814bc8fce72b529fe91a675c4cabfdc29b43a29bdfcfc0df840f7322f09f2da18758f36e3bd700edf5b32a1236e50c1961c886c9fde5524d0c27555aa6f4a809f328ddcbdaff1baf63804e1673597cef765e28da4ce537c6c0653d773fe9dd16b1589be8232977b401b331dc93fd8c221fd7be07fe7e62dea9c9f985319a0128ca2e88767a4ed2480d423d7af8aa29ca4012933ce4b6fed7d6e10125468bbfcaa4b0100ed8a814ad33e8d178d97c977cc9e6c03f8535bd7a8b596211451c68a6f5c99376b5f8c5cb0a37471e69f46cdbcd501df5c1b0a2d34549ffec9d39f68976f6a0dffda81e56ab1c155de8438ce1b1a0b682062ea8ef8222ab194b53dee6aa4b8d082ebc6812d21d117c350f37504627fd407374510d81c1212d0171fbfdaafda1b4537d99a10b00ca475d0392d72e7ee82a6125d554a87675dc91ab8e6e9a25ef783410ba463279ee41cd0f4578e68feabd58f032d70f8e35fc91a502001b0379214142ec9cd9846d9d85ec4ed4bd8abd037fc2144098ecf46092e4e431afc58ecb409348f2d3e93c4e30a514a3bf7489fc9577316db852e7e5f3be91e5970ff421dd64936c23a7a2fb4197602d7bed1ad09b9f89cb21114b7315c0a34f38865b170df22d47137ee8e2f3b48a385e3889bfc82c4a2e762173ba67de8b93144e4c8211e8c1380cd0f9b2e19840cd938ff90661c2ca1b4e93ff16346415ca93bdfb70a0bf48ca1a19072f21b586aefa528b08c66259be0991bdbaac682268eb28a602002b99d956271084712552082e5daf4b74252dec908bc5197d1ad0e7bf29a1c4d8999b7188eda9f709d8140d870302669a85ff9a3946d31aa72df7d6b4bf7cc1e8bb801bf166da72988f67ad53cdaf48e1022270ac5ca75e2cb38dd62da0e8f8da80a01a03b30f3b45af0e460a368f8ca0a2d0551a3933e332e8bf17dc9d4064eba12694ee06796b4f70ae0843bfda3117053b53c1612ed2e51eae118607c53dfa03439b7e52edef7091e2b316f69e499560d0c7111d041a7d04ed5466e6aef3fe9a744760b39c6c648198cba5b77b314910c098190df6404ea162f58da39ec1ae766ffdf4100cc882cbd0efa163fd80b66e39c4237c3a5c4b8a5c8c788dc930f19c3d63e550b027af1943ffc8f92e77b2b2fedf234603adce77bec8fedf2dacf3927bc8f8a5d9ad5d09fc829865abb7f371791d943406f54ae8cece59040b2112f298d1b75ab30829ee8e4dfeb1fff03639b911ed1293ebf4947d129af571f2c67ab32d7166940461bf8aac4515db4a1eafe54890798f90e6d40d987bf9aeb39d5ae912def88af0e288519597b75a99651e78261324031b005170c91bbcd11b73f3a204d82f0ea4bf23e35bac330b45001e53dc7872b380c454d39288a5b1deecde53b4a04d5b34bf91b8acd8f0d3347b30083caa5899902af6773fdb99e95895dc7cf44fbc0947d7bededed2a8843a613831811f4f931289361b1975fc8afb82d3b54d430c6f3e10d5c2aab4f23d916d4bbab385590b18062aac683e058b405083eb0ba02d08f5461f455258e7d59f6fcdadba5ce7bc0e0172d4903083e65c674c3b8336ab6328aad187b910d40cd1837ca0a26375056f705c577976a4b4001bd0130f390d970501569cab704a40f617e45753a93680111f32a739d5f6eaa3d3ba117e363a7099690ad184ab7e5039499cf52259a213322eea5f064514893344e53a799cfda6ab9a77fec486bb05b22d96644e518f8d2b584cfa110c853be5d5b028579f77ae092fc2aaddc918225271bd337dfdd4308e2d6eb9853a1965ced591c4f63323b3e900d8fecaefa5daf06dc1304e656e8eee5685d054e6a7e67e4da4c3bfd3fd2f03b47bf932100446106c53aac65a4726ec32fe2a298153e63c3bd1932b6721b56fa9aef6522fb936c451112c0419a66d4796a904c305e7b98415dfbba1da69a04ed9e26276043e049cca91105f0f70f7aea2f75df036ea150e7dc0d095f313acb478b44c1072951c76b31abf36554cbb658cc01f8b7aade7448893ad5ff982e3ed2b1bc53faf71aede255cc7b5a23d3fcb7227c93a98b69f732bd26ebc8d1caa3d20ad385dc84504cf6d0e07278c20d9ab30179a89ca08bdcc3cd0c3e5b4f583feeae2e94f26d7df5a95baf8c8d12f0894dd2d6b26c767dbcfbd6ad0126678d513168f04514c84b2caed5db7e82a363ec43a81921a87c0b14ee40fd6087d64034e0249d17c97f1ece68c91814c22978df358980e81d7c1e322fec0084b13b58bd67deb9af32a6498516c340e4d7400b1e05610dec1ec0901dca0de156bb012fe44f66587d76b8a121abc4760daf16d8c3984f4fbd8728f3987707fee536b6eaf187465a212e2747b724a287455ef0e2ba2ef152c7a25fdd56cfaae166f635e31f174c2127873503d5702365e0a37b590e56fffbbf5b385de161a60d00e611555daad09e0ea0e958822efdc84d221827c1a997816aef27c45209f800d40252325eaf1dcc30ad41afed5b094246d2c4516a321921ccf36018ba304b7393ef341c8719fbeb2169527a1155ca28d39b489baf40d65955965c5b807a017c744e5d0e1d94c295628d59d82eee5585e37980a9f6b8b0c5aedf1c3e7b296b4e920b3d0a0adc60365c79a0a2454e0323df62f4433b9453770c51c80237de3312a416127e9c2b954ebce77b6f96fadd12c7aca4ef144cac6ba7e7f41f86fcf800744d8107140a57e271becc8af95db1b3648aa824ae206ae9f3376d8b0a743ed53eb87a47dd541e5674c336cc2368e16b22015c0a5c8aa798518602cd44336cdd82873e8046ac7c275b033c82298b73acfef8f68c408d20afa27c423a405f3b06287e5ce46f4ded59889340ee3083b5eb6628cd088a2ab11684da8cb6f87696de42df0002241bef6c1cc30d4efb10fdc6ceb6c331d4aa958e94acd349accf7bb6f1a566ec6dba135c35d9e7a852505b73f5365cf7c11f0d6b310218369bfcfa94e033d2bf97a4e744b71b5c11e7d7d9f7dca5fcc657ddb212a3d3f65c9e1bfb044a47f04675a385988bd59cf4b10dbab295477affc14544b7f738f3905ed7f83e999dedd8d039eac4342706c3884f140cc29dc5613d9d8b3f00eddcfebae65e36659fe3668c8dda1a1b9980f2a1ceb522ac7ec3984d3f620b7535535496314a38262430415ac3e3250f0927247909a9798d995f011896fc3aae84f6d4f9318958e2b4e3e71487e741dec9c4f95ee3e6816418611712609fb5fbe87197bedb651be19b0ced1fd64bd99db9de61271bdb7682be380f582316afc85421efb0a11dfdaddf0c20dba448a32f7e055678aa97c8d809cc2895053b7d4c5d9d39b24a512f764769baa7dfec3d1873b20591a53f4166a5843cf2b0c6b33718341741334a6ce711c183e053c9d47cf64d07b26944cfa092e29f864cfcda2ee7301c6fb28a2f01f256989383daa7445011217eb45cdbb71946e49180fe98a3516582edf49ea61700a8d03d9dd4e7b9a190224dbd093e9959e31efbdf04e76be49cb8d1d5e05938bffd60c3e28d1ef2f1a5ea4e744311e4cb13448e072f8a0d0329ae20720a1dc70ea1740c70786df87a0ef032abe4ede38bd991077e70da784b54ce6e9cb82439df5f3e6b31b7147831b594009f46871c3ea66877c66f9d5fa087239594f95efec03e7fbbd54b72b204d64a7a234e1cf6a36b4cadfb53ea2071b845b5b3b0c04735ee3b76825ec4118c4ccdbc6835b758434ff4e459f57018a429aa7c2783812067a7a858e11de27745672f273efa1823aa42952e75e25e804f3ffad62d1f3574067f505999a831b31590826cca267f655dea17b8a0ef0baa5d87ac1d78483d0e89d9de8878c4b6b400624d5ac6ec7a4b14c6ffaef0b077bbaffd2e3d48c15485899f58c180778fbc08d84dc58b8776a0b3bebea5089a8457e68103c146b2ddafd2a4e47d78cb63b213c7b2fd347eccbb8c6fde1197b0795bd579c8d691e24a8cc6f1661ee2988c74f93df69c23be64a3fd77ac7dce3c2d49cb854bc54ad76cac4c80002c5beb7ea687c4012c3e0e86f85ec25715b70ffaf6a9d9d07b037c30d0d98a7fd3953d31b4e46b17289c3515d9a94c019c163759ad82240aa92183175364306eca3032932af60650c5579e0540587600cc6f90e537983417d1453ca7f82fcb1e39761911dc85a6b7a46ef6f73f412f14559517f48e514f43cdbdfa9cc6cf1791f7a4de077e5c6318525cbaafe293c6cb8f4f2bfccfe917a480a433d48c0d98a65377c42c6d08b7b097821761e7682925a4bd5ba677ed2448004fba8868f74c51427fb0dfd5690700b81e226af7f5b635647c106eb51796b4a79cdb96cc635cad7ce57f691aebf7c686e0cf7ba36fe4ec4622c9047011b10fcb7d7cf723a05e3b8f0bed2f1eefb6d4c0095cbc38c0910e075be6f982d035e473365cd59599d2cec78e25087504990c7c60f15fbbaa6a92fe446fb57d09b2d9b4e0c06ff438e8b832542aaf8b621625aaefa9a056f9cda8353acd9233b1199be5bfb69cc67fd832d517e142ea0ee3ae3a1f61324a647c791a8d61398395cb5b6b542e3e2d2e7ca597b45a2881da1f0bac037553e016c3fcebed14f6aba807df40d5deda17893b1eacac31a24136193ee37abd577fcea2c61c35d6447cad028ddeb7b88c6866b982bf4cef0fbc0870911327cf20e552"}) (async, rerun: 32)
sendmsg$TCPDIAG_GETSOCK(r11, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000000c0)={&(0x7f00000003c0)={0x1f8, 0x12, 0x400, 0x70bd2a, 0x25dfdbfd, {0x2a, 0x2, 0x3f, 0x80, {0x4e24, 0x9, [0x8, 0xa5f, 0x100, 0x9], [0x2, 0x2, 0x7fffffff, 0x9], 0x0, [0x2, 0x1]}, 0xfffffffd, 0x1}, [@INET_DIAG_REQ_BYTECODE={0x3d, 0x1, "aebb9ccdb554f7871c16edd5c50638b8120f28ead322f3f1613afcfabacd3ab1bf687ffa7c4b5a1214cde7036885275bf72cee75d1f26c9733"}, @INET_DIAG_REQ_BYTECODE={0x7c, 0x1, "7f1702270c2248b9d088244cbabda75b9dd6bc08ae00706e71267cf4ccb83c09ee0152294d9a67a47cbc940a52ac266c33a14d13e30b77875a2bf5e59d09157d6a7fed7148cf48bae1afff0bf059d84e3d54d23b7990d1ba04d5801e23fa0b29abd44915c18db1d751c4c847869386316d3ce57e3cb9901d"}, @INET_DIAG_REQ_BYTECODE={0x64, 0x1, "3034573a56f65af7b04ebaa6f5bcd81da201a74496d389a7010062a8308d2d3c4f886726702be1ae940634168a8d7edfa9a97b98d6b8836e2db3f8ed494da86078e02fa87727a53f8a2a7b3a7cc1d44c30d82490f4e64997cab1fc0fe6f80845"}, @INET_DIAG_REQ_BYTECODE={0x8a, 0x1, "a943fab18af3a5a168ec8d0cbb7d8fce3447d42aa93fdca95cd591bfcfaadb3f146fe949aa1759fe70459e769240687f1d168770824fc6701cf312792b9453bd803631394e995554d8b1899bff982df214e38e46ef78652cfe7ac0dd39663417f15c2534627ae0be59177cf73a46abb30c62063f5f69cc39bc01906cd68f042d4a0dca176056"}]}, 0x1f8}, 0x1, 0x0, 0x0, 0x85}, 0x22008001) (async, rerun: 32)
r13 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r13, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
flock(r13, 0x2) (async)
sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000b40)=ANY=[@ANYBLOB="ec000000", @ANYRES16=r7, @ANYBLOB="00012abd7000fbdbdf25050000002c00078008000100", @ANYRES32=r8, @ANYBLOB="76b604566d72e5e3c7ebf5e6c8a8a76b58917d9f00c76982be2140671cf8f161cef9592291c37320d024ebe9dd29197bd09a5663a60ebb227b0611d5087e7045a17d0a4b5cc1582e0646cabb9a633c232f88", @ANYRES32=r8, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB="0c00050004010000000000000c000800810b0000000000007b000a0045a1810dfa2312cf7a8838da1bb59fbafc1cab0f7e0551dea86804d1e002413dbea9d71382c31904168932c984f251eaa251cce791b479a4f6a6fca22afd46dc95b910445345ac1914a6591dc1eaee3f4083204a729ba72d6f8ebe2d9086830650a8413c2ebed4a7f6beb41889cbca5f99abe444811276000c0008001c0f0000000000000c0006000100000000000000"], 0xec}, 0x1, 0x0, 0x0, 0x81d}, 0x20000000)
r14 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r14, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r15 = signalfd4(r8, &(0x7f0000000200)={[0x33]}, 0x8, 0x0)
epoll_ctl$EPOLL_CTL_DEL(r14, 0x2, r15) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:42 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:42 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}}, 0x0)

11:14:42 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

11:14:42 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}}, 0x0)

[ 1652.081009] nbd: must specify at least one socket
11:14:42 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
getuid()
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:42 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

11:14:42 executing program 5:
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:42 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0)

11:14:42 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
getuid() (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:42 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

11:14:42 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:42 executing program 5:
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:42 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)
getuid()
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:42 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}}, 0x0)

[ 1652.251303] nla_parse: 259 callbacks suppressed
[ 1652.251309] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 1652.268844] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'.
11:14:42 executing program 5:
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

[ 1652.306821] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 1652.327436] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 1652.336822] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
11:14:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nfc(&(0x7f0000000100), 0xffffffffffffffff)
sendmsg$NFC_CMD_GET_TARGET(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x14, r1, 0x800, 0x70bd26, 0x25dfdbfe, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x40040}, 0x8)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)={0x7c, r3, 0xa01, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1000004}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x104}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401}]}, 0x7c}}, 0x0)
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r4, 0x800443d2, &(0x7f0000000040)={0x5, &(0x7f0000000240)=[{@fixed}, {}, {@fixed}, {@none}, {@fixed}]})

11:14:43 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:43 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}}, 0x0)

[ 1652.349843] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 1652.363424] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'.
[ 1652.387948] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 1652.397232] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
11:14:43 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)

11:14:43 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nfc(&(0x7f0000000100), 0xffffffffffffffff)
sendmsg$NFC_CMD_GET_TARGET(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x14, r1, 0x800, 0x70bd26, 0x25dfdbfe, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x40040}, 0x8) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)={0x7c, r3, 0xa01, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1000004}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x104}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401}]}, 0x7c}}, 0x0)
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r4, 0x800443d2, &(0x7f0000000040)={0x5, &(0x7f0000000240)=[{@fixed}, {}, {@fixed}, {@none}, {@fixed}]})

11:14:43 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:43 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}}, 0x0)

[ 1652.424606] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
11:14:43 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nfc(&(0x7f0000000100), 0xffffffffffffffff)
sendmsg$NFC_CMD_GET_TARGET(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x14, r1, 0x800, 0x70bd26, 0x25dfdbfe, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x40040}, 0x8)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)={0x7c, r3, 0xa01, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1000004}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x104}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401}]}, 0x7c}}, 0x0)
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r4, 0x800443d2, &(0x7f0000000040)={0x5, &(0x7f0000000240)=[{@fixed}, {}, {@fixed}, {@none}, {@fixed}]})
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$nfc(&(0x7f0000000100), 0xffffffffffffffff) (async)
sendmsg$NFC_CMD_GET_TARGET(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x14, r1, 0x800, 0x70bd26, 0x25dfdbfe, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x40040}, 0x8) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)={0x7c, r3, 0xa01, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1000004}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x104}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401}]}, 0x7c}}, 0x0) (async)
openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0) (async)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r4, 0x800443d2, &(0x7f0000000040)={0x5, &(0x7f0000000240)=[{@fixed}, {}, {@fixed}, {@none}, {@fixed}]}) (async)

11:14:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r2 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)

11:14:43 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:43 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nfc(&(0x7f0000000100), 0xffffffffffffffff)
sendmsg$NFC_CMD_GET_TARGET(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x14, r1, 0x800, 0x70bd26, 0x25dfdbfe, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x40040}, 0x8)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)={0x7c, r3, 0xa01, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1000004}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x104}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401}]}, 0x7c}}, 0x0)
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$sock_bt_cmtp_CMTPGETCONNLIST(r4, 0x800443d2, &(0x7f0000000040)={0x5, &(0x7f0000000240)=[{@fixed}, {}, {@fixed}, {@none}, {@fixed}]})

[ 1652.551912] nbd: nbd0 already in use
11:14:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x20, 0x70bd27, 0x25dfdbff, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x50}, 0x44810)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x14, 0x0, 0x10, 0x70bd26, 0x25dfdbfb, {}, ["", "", "", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x0)
sendmsg$NFC_CMD_GET_SE(r2, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x10, 0x70bd2c, 0x25dfdbfc, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x20008001)
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$nfc(&(0x7f0000000200), r4)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_TARGET(r3, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x14, r6, 0x800, 0x70bd2b, 0x25dfdbfc, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40480d1}, 0x40800)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r7, 0xa01}, 0x14}}, 0x0)

11:14:43 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)

11:14:43 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:43 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x20, 0x70bd27, 0x25dfdbff, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x50}, 0x44810) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3) (async)
sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x14, 0x0, 0x10, 0x70bd26, 0x25dfdbfb, {}, ["", "", "", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x0) (async)
sendmsg$NFC_CMD_GET_SE(r2, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x10, 0x70bd2c, 0x25dfdbfc, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x20008001) (async)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r6 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r4)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_TARGET(r3, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x14, r6, 0x800, 0x70bd2b, 0x25dfdbfc, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40480d1}, 0x40800) (async)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r7, 0xa01}, 0x14}}, 0x0)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:43 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)

11:14:43 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)

11:14:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:43 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

11:14:43 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0)
sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x20, 0x70bd27, 0x25dfdbff, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x50}, 0x44810)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3) (rerun: 64)
sendmsg$NET_DM_CMD_START(r3, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x14, 0x0, 0x10, 0x70bd26, 0x25dfdbfb, {}, ["", "", "", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x0) (async)
sendmsg$NFC_CMD_GET_SE(r2, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, 0x0, 0x10, 0x70bd2c, 0x25dfdbfc, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x20008001) (async)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r6 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r4)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) (async, rerun: 32)
sendmsg$NFC_CMD_GET_TARGET(r3, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x14, r6, 0x800, 0x70bd2b, 0x25dfdbfc, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40480d1}, 0x40800) (async, rerun: 32)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r7, 0xa01}, 0x14}}, 0x0)

11:14:43 executing program 3:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:43 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 3:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:43 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:43 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 3:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:43 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:43 executing program 1:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)=ANY=[@ANYRES16=r1, @ANYRES16=r1, @ANYBLOB="0801000000f6"], 0x14}}, 0x1)

11:14:43 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

11:14:43 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r2 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

11:14:43 executing program 1:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)=ANY=[@ANYRES16=r1, @ANYRES16=r1, @ANYBLOB="0801000000f6"], 0x14}}, 0x1)

11:14:43 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

11:14:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 1:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)=ANY=[@ANYRES16=r1, @ANYRES16=r1, @ANYBLOB="0801000000f6"], 0x14}}, 0x1)

11:14:43 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)

11:14:43 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:43 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:43 executing program 1:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r1, 0xa01}, 0x14}, 0x1, 0x0, 0x0, 0x44000}, 0x800)

11:14:43 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)

11:14:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:44 executing program 1:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r1, 0xa01}, 0x14}, 0x1, 0x0, 0x0, 0x44000}, 0x800)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r1, 0xa01}, 0x14}, 0x1, 0x0, 0x0, 0x44000}, 0x800) (async)

11:14:44 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0)

11:14:44 executing program 4:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x0)

11:14:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 1:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2) (async)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r1, 0xa01}, 0x14}, 0x1, 0x0, 0x0, 0x44000}, 0x800)

11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)

11:14:44 executing program 4:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0)

11:14:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

[ 1653.510469] nbd: must specify a size in bytes for the device
11:14:44 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3)
sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r5, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18, <r6=>0xffffffffffffffff}, './file0\x00'})
ioctl$UFFDIO_REGISTER(r5, 0xc020aa00, &(0x7f0000000280)={{&(0x7f0000ffd000/0x3000)=nil, 0x3000}, 0x5})
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f0000000080)={{0x1, 0x1, 0x18, <r8=>0xffffffffffffffff, {0x66}}, './file0\x00'})
ioctl$FS_IOC_GETFLAGS(r6, 0x80086601, &(0x7f00000002c0))
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r10 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x80802, 0x0)
r11 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000100)='/sys/module/vhost_net', 0x2000, 0x0)
r12 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r12, 0xc0189371, &(0x7f0000000300)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0xa0, r4, 0x10, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r12}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xa0}}, 0x8094)

11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)

11:14:44 executing program 4:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0)

11:14:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0)

11:14:44 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1653.597875] nbd: must specify a size in bytes for the device
[ 1653.636970] nbd: must specify at least one socket
11:14:44 executing program 1:
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_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3)
sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r5, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18, <r6=>0xffffffffffffffff}, './file0\x00'}) (async, rerun: 32)
ioctl$UFFDIO_REGISTER(r5, 0xc020aa00, &(0x7f0000000280)={{&(0x7f0000ffd000/0x3000)=nil, 0x3000}, 0x5}) (async, rerun: 32)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f0000000080)={{0x1, 0x1, 0x18, <r8=>0xffffffffffffffff, {0x66}}, './file0\x00'}) (async)
ioctl$FS_IOC_GETFLAGS(r6, 0x80086601, &(0x7f00000002c0)) (async, rerun: 32)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0) (rerun: 32)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
r10 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x80802, 0x0) (async)
r11 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000100)='/sys/module/vhost_net', 0x2000, 0x0) (async)
r12 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r12, 0xc0189371, &(0x7f0000000300)={{0x1, 0x1, 0x18}, './file0\x00'}) (async, rerun: 32)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0xa0, r4, 0x10, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r12}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xa0}}, 0x8094) (rerun: 32)

11:14:44 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0)

11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1653.677720] nbd: must specify a size in bytes for the device
11:14:44 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)

11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:44 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1653.761222] nbd: must specify at least one socket
11:14:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0) (async, rerun: 64)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3)
sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0) (async, rerun: 64)
r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0) (rerun: 64)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r5, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18, <r6=>0xffffffffffffffff}, './file0\x00'}) (async, rerun: 32)
ioctl$UFFDIO_REGISTER(r5, 0xc020aa00, &(0x7f0000000280)={{&(0x7f0000ffd000/0x3000)=nil, 0x3000}, 0x5}) (async, rerun: 32)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f0000000080)={{0x1, 0x1, 0x18, <r8=>0xffffffffffffffff, {0x66}}, './file0\x00'}) (async)
ioctl$FS_IOC_GETFLAGS(r6, 0x80086601, &(0x7f00000002c0)) (async)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async, rerun: 64)
r10 = openat$dlm_control(0xffffffffffffff9c, &(0x7f00000000c0), 0x80802, 0x0) (async, rerun: 64)
r11 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000100)='/sys/module/vhost_net', 0x2000, 0x0) (async)
r12 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r12, 0xc0189371, &(0x7f0000000300)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0xa0, r4, 0x10, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r12}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xa0}}, 0x8094)

[ 1653.782909] nbd: must specify at least one socket
11:14:44 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0)

11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:44 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}}, 0x0)

11:14:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0)

[ 1653.896926] nbd: must specify at least one socket
11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:44 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
sendmsg$NFC_CMD_GET_TARGET(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x8, 0x70bd25, 0x25dfdbff, {}, ["", "", "", ""]}, 0x14}}, 0x20001101)
r4 = syz_genetlink_get_family_id$nfc(&(0x7f0000000140), r0)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r4, 0x20, 0x70bd26, 0x25dfdbfb, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8020}, 0x4)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

[ 1653.977741] nbd: nbd0 already in use
11:14:44 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="f0f53056603db6fea41527ce03c3313e38000000", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250300000008000a006e62640008000a006e6264000c000400090000000000000008000a006e626400"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000895)
r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r11)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="1400a231", @ANYRES16=r12, @ANYBLOB="020025bd70000000000005000000"], 0x14}}, 0x0)
r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r13)

11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x68, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0)

11:14:44 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0)

[ 1654.005828] nbd: must specify at least one socket
11:14:44 executing program 1:
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$nbd(&(0x7f0000000040), r1) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
sendmsg$NFC_CMD_GET_TARGET(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x8, 0x70bd25, 0x25dfdbff, {}, ["", "", "", ""]}, 0x14}}, 0x20001101)
r4 = syz_genetlink_get_family_id$nfc(&(0x7f0000000140), r0)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r4, 0x20, 0x70bd26, 0x25dfdbfb, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8020}, 0x4) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x5c}}, 0x0)

11:14:44 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0)

11:14:44 executing program 1:
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$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3) (async)
sendmsg$NFC_CMD_GET_TARGET(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x8, 0x70bd25, 0x25dfdbff, {}, ["", "", "", ""]}, 0x14}}, 0x20001101)
r4 = syz_genetlink_get_family_id$nfc(&(0x7f0000000140), r0)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r4, 0x20, 0x70bd26, 0x25dfdbfb, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8020}, 0x4) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:44 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="f0f53056603db6fea41527ce03c3313e38000000", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250300000008000a006e62640008000a006e6264000c000400090000000000000008000a006e626400"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000895)
r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r11)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="1400a231", @ANYRES16=r12, @ANYBLOB="020025bd70000000000005000000"], 0x14}}, 0x0)
r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r13)

11:14:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:44 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x5c}}, 0x0)

[ 1654.118068] nbd: must specify a size in bytes for the device
11:14:44 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0)

11:14:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a0000000000000000050000002a6dd5ac5df195cc5b84f595"], 0x14}}, 0x0)
sendmsg$SOCK_DIAG_BY_FAMILY(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000400)={&(0x7f00000000c0)={0x310, 0x14, 0x100, 0x70bd2b, 0x25dfdbfd, {0x1a, 0x8}, [@INET_DIAG_REQ_BYTECODE={0x9b, 0x1, "d08da244d9490fc46ecf7a2b436f025f3f986bd199eda4f956b2a9486221341cc8485e6173c0cccfc5fc5d7972edc03fed426e8b122cd9c0c6df2143b42e33e5bab0632744903cd6b915c93f392dc230ced5f22ced0f75fd76df12bb43c10fa32a59fb0594dfddd339e1381ba5212f1bba50ee8ebb3aea85f15b7548ea2b437df56add5521da586760617bf404ba4f49940fdefd6bca2f"}, @INET_DIAG_REQ_BYTECODE={0x8b, 0x1, "3514d8af722b8cd8cd1ac17c1fcd3f651f67ba70fd83c7a52bc9332ea9dbcf85ad1e40baffcd71ff946f1866ae9b55977e820ae7c046a0e3dfc1878596789bc48fefaff2038b2cf9f7b26a78d88f9ccae047b70d3872eb6ba40b8b342d71e6be3ba88aeb6334d4608f24fe8a1626a5ae39c29c15c2201b21d36125632f9269f69952fc706b13d4"}, @INET_DIAG_REQ_BYTECODE={0xf2, 0x1, "30c7cf4fb52be56d620ada7d2016e7580614a2f8998a0d142c95269cc4844a0d724c4d10868dd3ef8ccd6f6c537ddbce92206b2aee0858b34921c1bc4df8d66f5d9ced3d74e42a51a7414036b7580b4e3621d305bc58eb748ccc40d61c2fec551d083d983cd139b3acf622195d7ecb4ea473ea8469935d5ce36649eb535062ca0f835be6b63cb002192605ee2d0cea3c145d4cb374ae2a36ad33cfe5f0a5f69f3c446f80445745c6b66f14091e0f4eee50fa995ed7e88f1942e2c64a3bd2c70c4d24a21533d69685383085f3ace6cf349918b90be92a9c47a7307b873f59b2f0ff000935a4da875a21e6103fca75"}, @INET_DIAG_REQ_BYTECODE={0xdd, 0x1, "a6974873b4b6e87d5757bb54e378f2dd73cd1b4040093dbbca4b0084832ed010b6213c159fa40df9b542db0ade9059f69249f8d09011660f2d6cb2f2810b9b0ba8571a763465167f31c14c55fad68f6e892ea0c384e30e66b6a4aa80b8bfbd22593d2c89b31b010d067c5469c8a80f9345aa9b59ff9ef91997e20f0d98d136707df6829cdbf0875eef1794958edda0adb437695088d075bee9ca2f758552446a8ae096ac07ad06e3c167ed2257ba7f7cce2efe18c5696db96be2016ce7276fb2fe39c2231cd8496d707e71c9e254b4e8a76cf76e16adadf57e"}]}, 0x310}}, 0x10)

11:14:44 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="f0f53056603db6fea41527ce03c3313e38000000", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250300000008000a006e62640008000a006e6264000c000400090000000000000008000a006e626400"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000895)
r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r11)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="1400a231", @ANYRES16=r12, @ANYBLOB="020025bd70000000000005000000"], 0x14}}, 0x0)
r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r13)

11:14:44 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x5c}}, 0x0)

11:14:44 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a0000000000000000050000002a6dd5ac5df195cc5b84f595"], 0x14}}, 0x0)
sendmsg$SOCK_DIAG_BY_FAMILY(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000400)={&(0x7f00000000c0)={0x310, 0x14, 0x100, 0x70bd2b, 0x25dfdbfd, {0x1a, 0x8}, [@INET_DIAG_REQ_BYTECODE={0x9b, 0x1, "d08da244d9490fc46ecf7a2b436f025f3f986bd199eda4f956b2a9486221341cc8485e6173c0cccfc5fc5d7972edc03fed426e8b122cd9c0c6df2143b42e33e5bab0632744903cd6b915c93f392dc230ced5f22ced0f75fd76df12bb43c10fa32a59fb0594dfddd339e1381ba5212f1bba50ee8ebb3aea85f15b7548ea2b437df56add5521da586760617bf404ba4f49940fdefd6bca2f"}, @INET_DIAG_REQ_BYTECODE={0x8b, 0x1, "3514d8af722b8cd8cd1ac17c1fcd3f651f67ba70fd83c7a52bc9332ea9dbcf85ad1e40baffcd71ff946f1866ae9b55977e820ae7c046a0e3dfc1878596789bc48fefaff2038b2cf9f7b26a78d88f9ccae047b70d3872eb6ba40b8b342d71e6be3ba88aeb6334d4608f24fe8a1626a5ae39c29c15c2201b21d36125632f9269f69952fc706b13d4"}, @INET_DIAG_REQ_BYTECODE={0xf2, 0x1, "30c7cf4fb52be56d620ada7d2016e7580614a2f8998a0d142c95269cc4844a0d724c4d10868dd3ef8ccd6f6c537ddbce92206b2aee0858b34921c1bc4df8d66f5d9ced3d74e42a51a7414036b7580b4e3621d305bc58eb748ccc40d61c2fec551d083d983cd139b3acf622195d7ecb4ea473ea8469935d5ce36649eb535062ca0f835be6b63cb002192605ee2d0cea3c145d4cb374ae2a36ad33cfe5f0a5f69f3c446f80445745c6b66f14091e0f4eee50fa995ed7e88f1942e2c64a3bd2c70c4d24a21533d69685383085f3ace6cf349918b90be92a9c47a7307b873f59b2f0ff000935a4da875a21e6103fca75"}, @INET_DIAG_REQ_BYTECODE={0xdd, 0x1, "a6974873b4b6e87d5757bb54e378f2dd73cd1b4040093dbbca4b0084832ed010b6213c159fa40df9b542db0ade9059f69249f8d09011660f2d6cb2f2810b9b0ba8571a763465167f31c14c55fad68f6e892ea0c384e30e66b6a4aa80b8bfbd22593d2c89b31b010d067c5469c8a80f9345aa9b59ff9ef91997e20f0d98d136707df6829cdbf0875eef1794958edda0adb437695088d075bee9ca2f758552446a8ae096ac07ad06e3c167ed2257ba7f7cce2efe18c5696db96be2016ce7276fb2fe39c2231cd8496d707e71c9e254b4e8a76cf76e16adadf57e"}]}, 0x310}}, 0x10)
syz_init_net_socket$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$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a0000000000000000050000002a6dd5ac5df195cc5b84f595"], 0x14}}, 0x0) (async)
sendmsg$SOCK_DIAG_BY_FAMILY(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000400)={&(0x7f00000000c0)={0x310, 0x14, 0x100, 0x70bd2b, 0x25dfdbfd, {0x1a, 0x8}, [@INET_DIAG_REQ_BYTECODE={0x9b, 0x1, "d08da244d9490fc46ecf7a2b436f025f3f986bd199eda4f956b2a9486221341cc8485e6173c0cccfc5fc5d7972edc03fed426e8b122cd9c0c6df2143b42e33e5bab0632744903cd6b915c93f392dc230ced5f22ced0f75fd76df12bb43c10fa32a59fb0594dfddd339e1381ba5212f1bba50ee8ebb3aea85f15b7548ea2b437df56add5521da586760617bf404ba4f49940fdefd6bca2f"}, @INET_DIAG_REQ_BYTECODE={0x8b, 0x1, "3514d8af722b8cd8cd1ac17c1fcd3f651f67ba70fd83c7a52bc9332ea9dbcf85ad1e40baffcd71ff946f1866ae9b55977e820ae7c046a0e3dfc1878596789bc48fefaff2038b2cf9f7b26a78d88f9ccae047b70d3872eb6ba40b8b342d71e6be3ba88aeb6334d4608f24fe8a1626a5ae39c29c15c2201b21d36125632f9269f69952fc706b13d4"}, @INET_DIAG_REQ_BYTECODE={0xf2, 0x1, "30c7cf4fb52be56d620ada7d2016e7580614a2f8998a0d142c95269cc4844a0d724c4d10868dd3ef8ccd6f6c537ddbce92206b2aee0858b34921c1bc4df8d66f5d9ced3d74e42a51a7414036b7580b4e3621d305bc58eb748ccc40d61c2fec551d083d983cd139b3acf622195d7ecb4ea473ea8469935d5ce36649eb535062ca0f835be6b63cb002192605ee2d0cea3c145d4cb374ae2a36ad33cfe5f0a5f69f3c446f80445745c6b66f14091e0f4eee50fa995ed7e88f1942e2c64a3bd2c70c4d24a21533d69685383085f3ace6cf349918b90be92a9c47a7307b873f59b2f0ff000935a4da875a21e6103fca75"}, @INET_DIAG_REQ_BYTECODE={0xdd, 0x1, "a6974873b4b6e87d5757bb54e378f2dd73cd1b4040093dbbca4b0084832ed010b6213c159fa40df9b542db0ade9059f69249f8d09011660f2d6cb2f2810b9b0ba8571a763465167f31c14c55fad68f6e892ea0c384e30e66b6a4aa80b8bfbd22593d2c89b31b010d067c5469c8a80f9345aa9b59ff9ef91997e20f0d98d136707df6829cdbf0875eef1794958edda0adb437695088d075bee9ca2f758552446a8ae096ac07ad06e3c167ed2257ba7f7cce2efe18c5696db96be2016ce7276fb2fe39c2231cd8496d707e71c9e254b4e8a76cf76e16adadf57e"}]}, 0x310}}, 0x10) (async)

11:14:44 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0)

[ 1654.231381] nbd: must specify a size in bytes for the device
11:14:44 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="f0f53056603db6fea41527ce03c3313e38000000", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250300000008000a006e62640008000a006e6264000c000400090000000000000008000a006e626400"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000895)
r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r11)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="1400a231", @ANYRES16=r12, @ANYBLOB="020025bd70000000000005000000"], 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

11:14:44 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:44 executing program 1:
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_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a0000000000000000050000002a6dd5ac5df195cc5b84f595"], 0x14}}, 0x0)
sendmsg$SOCK_DIAG_BY_FAMILY(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000400)={&(0x7f00000000c0)={0x310, 0x14, 0x100, 0x70bd2b, 0x25dfdbfd, {0x1a, 0x8}, [@INET_DIAG_REQ_BYTECODE={0x9b, 0x1, "d08da244d9490fc46ecf7a2b436f025f3f986bd199eda4f956b2a9486221341cc8485e6173c0cccfc5fc5d7972edc03fed426e8b122cd9c0c6df2143b42e33e5bab0632744903cd6b915c93f392dc230ced5f22ced0f75fd76df12bb43c10fa32a59fb0594dfddd339e1381ba5212f1bba50ee8ebb3aea85f15b7548ea2b437df56add5521da586760617bf404ba4f49940fdefd6bca2f"}, @INET_DIAG_REQ_BYTECODE={0x8b, 0x1, "3514d8af722b8cd8cd1ac17c1fcd3f651f67ba70fd83c7a52bc9332ea9dbcf85ad1e40baffcd71ff946f1866ae9b55977e820ae7c046a0e3dfc1878596789bc48fefaff2038b2cf9f7b26a78d88f9ccae047b70d3872eb6ba40b8b342d71e6be3ba88aeb6334d4608f24fe8a1626a5ae39c29c15c2201b21d36125632f9269f69952fc706b13d4"}, @INET_DIAG_REQ_BYTECODE={0xf2, 0x1, "30c7cf4fb52be56d620ada7d2016e7580614a2f8998a0d142c95269cc4844a0d724c4d10868dd3ef8ccd6f6c537ddbce92206b2aee0858b34921c1bc4df8d66f5d9ced3d74e42a51a7414036b7580b4e3621d305bc58eb748ccc40d61c2fec551d083d983cd139b3acf622195d7ecb4ea473ea8469935d5ce36649eb535062ca0f835be6b63cb002192605ee2d0cea3c145d4cb374ae2a36ad33cfe5f0a5f69f3c446f80445745c6b66f14091e0f4eee50fa995ed7e88f1942e2c64a3bd2c70c4d24a21533d69685383085f3ace6cf349918b90be92a9c47a7307b873f59b2f0ff000935a4da875a21e6103fca75"}, @INET_DIAG_REQ_BYTECODE={0xdd, 0x1, "a6974873b4b6e87d5757bb54e378f2dd73cd1b4040093dbbca4b0084832ed010b6213c159fa40df9b542db0ade9059f69249f8d09011660f2d6cb2f2810b9b0ba8571a763465167f31c14c55fad68f6e892ea0c384e30e66b6a4aa80b8bfbd22593d2c89b31b010d067c5469c8a80f9345aa9b59ff9ef91997e20f0d98d136707df6829cdbf0875eef1794958edda0adb437695088d075bee9ca2f758552446a8ae096ac07ad06e3c167ed2257ba7f7cce2efe18c5696db96be2016ce7276fb2fe39c2231cd8496d707e71c9e254b4e8a76cf76e16adadf57e"}]}, 0x310}}, 0x10)

11:14:44 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}}, 0x0)

11:14:45 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="f0f53056603db6fea41527ce03c3313e38000000", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250300000008000a006e62640008000a006e6264000c000400090000000000000008000a006e626400"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000895)
r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r11)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="1400a231", @ANYRES16=r12, @ANYBLOB="020025bd70000000000005000000"], 0x14}}, 0x0)
r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r13)

11:14:45 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="f0f53056603db6fea41527ce03c3313e38000000", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250300000008000a006e62640008000a006e6264000c000400090000000000000008000a006e626400"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000895)
r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r11)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="1400a231", @ANYRES16=r12, @ANYBLOB="020025bd70000000000005000000"], 0x14}}, 0x0)

[ 1654.341819] nbd: must specify a size in bytes for the device
11:14:45 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}}, 0x0)

11:14:45 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x8, 0x70bd26, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000085}, 0x24044800)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r3, 0xa01}, 0x14}}, 0x0)

11:14:45 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="f0f53056603db6fea41527ce03c3313e38000000", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250300000008000a006e62640008000a006e6264000c000400090000000000000008000a006e626400"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000895)
r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r11)

11:14:45 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}}, 0x0)

[ 1654.469771] nbd: must specify at least one socket
11:14:45 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="f0f53056603db6fea41527ce03c3313e38000000", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250300000008000a006e62640008000a006e6264000c000400090000000000000008000a006e626400"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000895)
r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r11)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="1400a231", @ANYRES16=r12, @ANYBLOB="020025bd70000000000005000000"], 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

11:14:45 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="f0f53056603db6fea41527ce03c3313e38000000", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250300000008000a006e62640008000a006e6264000c000400090000000000000008000a006e626400"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000895)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

11:14:45 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}}, 0x0)

[ 1654.529322] nbd: must specify at least one socket
11:14:45 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x8, 0x70bd26, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000085}, 0x24044800)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r3, 0xa01}, 0x14}}, 0x0)

11:14:45 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="f0f53056603db6fea41527ce03c3313e38000000", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250300000008000a006e62640008000a006e6264000c000400090000000000000008000a006e626400"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000895)

11:14:45 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="f0f53056603db6fea41527ce03c3313e38000000", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250300000008000a006e62640008000a006e6264000c000400090000000000000008000a006e626400"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000895)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

[ 1654.612974] nbd: must specify at least one socket
11:14:45 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0)

11:14:45 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x8, 0x70bd26, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000085}, 0x24044800) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r3, 0xa01}, 0x14}}, 0x0)

11:14:45 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)

11:14:45 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)=ANY=[@ANYBLOB="8d982224e3d55a7d6a113205000000000000009d61f08159e6c0398d117390b84fb5313eed48e3bd3bcdb623442bbf3bd5b9a28ae505408ae958371e7525bfab8438ed6f1a3ef1a7ec3ccc153dcdd91e7c05c8dbd460990045e099e05ebbbb10f39fe462cff091e8", @ANYRES16=r2, @ANYBLOB="010a000000000000000005000000"], 0x14}}, 0x0)

11:14:45 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)

11:14:45 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)

11:14:45 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}}, 0x0)

11:14:45 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:45 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)=ANY=[@ANYBLOB="8d982224e3d55a7d6a113205000000000000009d61f08159e6c0398d117390b84fb5313eed48e3bd3bcdb623442bbf3bd5b9a28ae505408ae958371e7525bfab8438ed6f1a3ef1a7ec3ccc153dcdd91e7c05c8dbd460990045e099e05ebbbb10f39fe462cff091e8", @ANYRES16=r2, @ANYBLOB="010a000000000000000005000000"], 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)=ANY=[@ANYBLOB="8d982224e3d55a7d6a113205000000000000009d61f08159e6c0398d117390b84fb5313eed48e3bd3bcdb623442bbf3bd5b9a28ae505408ae958371e7525bfab8438ed6f1a3ef1a7ec3ccc153dcdd91e7c05c8dbd460990045e099e05ebbbb10f39fe462cff091e8", @ANYRES16=r2, @ANYBLOB="010a000000000000000005000000"], 0x14}}, 0x0) (async)

11:14:45 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)

11:14:45 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0)

11:14:45 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:45 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="f0f53056603db6fea41527ce03c3313e38000000", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250300000008000a006e62640008000a006e6264000c000400090000000000000008000a006e626400"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000895)

11:14:45 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)

11:14:45 executing program 1:
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_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)=ANY=[@ANYBLOB="8d982224e3d55a7d6a113205000000000000009d61f08159e6c0398d117390b84fb5313eed48e3bd3bcdb623442bbf3bd5b9a28ae505408ae958371e7525bfab8438ed6f1a3ef1a7ec3ccc153dcdd91e7c05c8dbd460990045e099e05ebbbb10f39fe462cff091e8", @ANYRES16=r2, @ANYBLOB="010a000000000000000005000000"], 0x14}}, 0x0)

11:14:45 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0)

11:14:45 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

11:14:45 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:45 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)

11:14:45 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0)

11:14:45 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 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$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:45 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)

11:14:45 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0)

11:14:45 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)

11:14:45 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$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1) (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:45 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})

11:14:45 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0)

11:14:45 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)

11:14:45 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 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$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0) (async)

11:14:45 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

11:14:45 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:45 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)

11:14:45 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x44, r2, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x24008000}, 0x20000004)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000000), r3)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r7 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000600), r1)
r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r8)
sendmsg$NET_DM_CMD_START(r8, &(0x7f0000000700)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000680)={0x14, r7, 0x4, 0x70bd2b, 0x25dfdbfc, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x80000)
r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r10 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r9)
sendmsg$NFC_CMD_GET_SE(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r10, 0x1}, 0x14}}, 0x0)
r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r12 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r3)
sendmsg$NBD_CMD_STATUS(r11, &(0x7f0000000400)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)={0x5c, r12, 0x20, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8080}, 0x4000)
sendmsg$NFC_CMD_GET_SE(r6, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r10, 0x0, 0x70bd2b, 0x25dfdbfc, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x0)
clock_gettime(0x6, &(0x7f00000005c0))
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="010a000000000000000405000000"], 0x14}}, 0x0)

11:14:46 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x8, 0x70bd26, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000085}, 0x24044800)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r3, 0xa01}, 0x14}}, 0x0)

11:14:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

11:14:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 1:
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$nbd(&(0x7f0000000480), r0)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x44, r2, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x24008000}, 0x20000004)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000000), r3) (async)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r7 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000600), r1) (async)
r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r8) (async)
sendmsg$NET_DM_CMD_START(r8, &(0x7f0000000700)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000680)={0x14, r7, 0x4, 0x70bd2b, 0x25dfdbfc, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x80000) (async)
r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r10 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r9)
sendmsg$NFC_CMD_GET_SE(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r10, 0x1}, 0x14}}, 0x0) (async)
r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r12 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r3)
sendmsg$NBD_CMD_STATUS(r11, &(0x7f0000000400)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)={0x5c, r12, 0x20, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8080}, 0x4000)
sendmsg$NFC_CMD_GET_SE(r6, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r10, 0x0, 0x70bd2b, 0x25dfdbfc, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x0)
clock_gettime(0x6, &(0x7f00000005c0))
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="010a000000000000000405000000"], 0x14}}, 0x0)

11:14:46 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)

11:14:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x44, r2, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x24008000}, 0x20000004) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000000), r3)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r7 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000600), r1) (async)
r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r8)
sendmsg$NET_DM_CMD_START(r8, &(0x7f0000000700)={&(0x7f0000000640)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000680)={0x14, r7, 0x4, 0x70bd2b, 0x25dfdbfc, {}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x80000) (async)
r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r10 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r9)
sendmsg$NFC_CMD_GET_SE(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r10, 0x1}, 0x14}}, 0x0)
r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r12 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r3)
sendmsg$NBD_CMD_STATUS(r11, &(0x7f0000000400)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)={0x5c, r12, 0x20, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8080}, 0x4000) (async)
sendmsg$NFC_CMD_GET_SE(r6, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r10, 0x0, 0x70bd2b, 0x25dfdbfc, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x0)
clock_gettime(0x6, &(0x7f00000005c0)) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="010a000000000000000405000000"], 0x14}}, 0x0)

11:14:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)

11:14:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f00000001c0)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000000010005000004180efa6e3f7a0126ac02f96a65e6afa561c1f4c9454644fd38dd838015c71a902d264e231b025f18d7395a9754186bb70ddcbf6b3d5419c8264630b11ef9e678466e50997f57b86e5b0819680ddb7a6456829127320d0de1af58847cfd5bbb0717655a13e5420ac79d16988cc6c347b98eb8d631"], 0x14}}, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r3, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7e96}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffff22d3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000001}]}, 0x7c}, 0x1, 0x0, 0x0, 0x1}, 0x800)

11:14:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)

11:14:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f00000001c0)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000000010005000004180efa6e3f7a0126ac02f96a65e6afa561c1f4c9454644fd38dd838015c71a902d264e231b025f18d7395a9754186bb70ddcbf6b3d5419c8264630b11ef9e678466e50997f57b86e5b0819680ddb7a6456829127320d0de1af58847cfd5bbb0717655a13e5420ac79d16988cc6c347b98eb8d631"], 0x14}}, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r3, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7e96}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffff22d3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000001}]}, 0x7c}, 0x1, 0x0, 0x0, 0x1}, 0x800)
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_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f00000001c0)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000000010005000004180efa6e3f7a0126ac02f96a65e6afa561c1f4c9454644fd38dd838015c71a902d264e231b025f18d7395a9754186bb70ddcbf6b3d5419c8264630b11ef9e678466e50997f57b86e5b0819680ddb7a6456829127320d0de1af58847cfd5bbb0717655a13e5420ac79d16988cc6c347b98eb8d631"], 0x14}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r3, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7e96}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffff22d3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000001}]}, 0x7c}, 0x1, 0x0, 0x0, 0x1}, 0x800) (async)

11:14:46 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})

11:14:46 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})

11:14:46 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f00000001c0)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000000010005000004180efa6e3f7a0126ac02f96a65e6afa561c1f4c9454644fd38dd838015c71a902d264e231b025f18d7395a9754186bb70ddcbf6b3d5419c8264630b11ef9e678466e50997f57b86e5b0819680ddb7a6456829127320d0de1af58847cfd5bbb0717655a13e5420ac79d16988cc6c347b98eb8d631"], 0x14}}, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r3, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7e96}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffff22d3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000001}]}, 0x7c}, 0x1, 0x0, 0x0, 0x1}, 0x800)
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_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f00000001c0)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000000010005000004180efa6e3f7a0126ac02f96a65e6afa561c1f4c9454644fd38dd838015c71a902d264e231b025f18d7395a9754186bb70ddcbf6b3d5419c8264630b11ef9e678466e50997f57b86e5b0819680ddb7a6456829127320d0de1af58847cfd5bbb0717655a13e5420ac79d16988cc6c347b98eb8d631"], 0x14}}, 0x0) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) (async)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x7c, r3, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7e96}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffff22d3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000001}]}, 0x7c}, 0x1, 0x0, 0x0, 0x1}, 0x800) (async)

11:14:46 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})

11:14:46 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r4)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x224010}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x400, 0x70bd2c, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000014}, 0x44000)
sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000300)={&(0x7f0000000180)={0x48, r2, 0x8, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x105}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}, 0x1, 0x0, 0x0, 0x1}, 0x20000000)

11:14:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 5:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 1:
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_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r6 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r4)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x224010}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x400, 0x70bd2c, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000014}, 0x44000) (async)
sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000300)={&(0x7f0000000180)={0x48, r2, 0x8, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x105}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}, 0x1, 0x0, 0x0, 0x1}, 0x20000000)

11:14:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 5:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r4)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x224010}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x400, 0x70bd2c, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000014}, 0x44000)
sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000300)={&(0x7f0000000180)={0x48, r2, 0x8, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x105}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}, 0x1, 0x0, 0x0, 0x1}, 0x20000000)
syz_init_net_socket$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$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r4) (async)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) (async)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x224010}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x400, 0x70bd2c, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000014}, 0x44000) (async)
sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000300)={&(0x7f0000000180)={0x48, r2, 0x8, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x105}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}, 0x1, 0x0, 0x0, 0x1}, 0x20000000) (async)

11:14:46 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:46 executing program 5:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
r5 = signalfd4(0xffffffffffffffff, &(0x7f00000000c0)={[0x10001]}, 0x8, 0x0)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x68, r4, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x101}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}]}, 0x68}}, 0x80c8888)

11:14:47 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 1:
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_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
r5 = signalfd4(0xffffffffffffffff, &(0x7f00000000c0)={[0x10001]}, 0x8, 0x0) (async)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x68, r4, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x101}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}]}, 0x68}}, 0x80c8888)

11:14:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
r5 = signalfd4(0xffffffffffffffff, &(0x7f00000000c0)={[0x10001]}, 0x8, 0x0)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x68, r4, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x101}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}]}, 0x68}}, 0x80c8888)
syz_init_net_socket$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$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async)
signalfd4(0xffffffffffffffff, &(0x7f00000000c0)={[0x10001]}, 0x8, 0x0) (async)
openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0) (async)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x68, r4, 0x10, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x101}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}]}, 0x68}}, 0x80c8888) (async)

11:14:47 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r2 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000000000005000000f0a2f00549e32503e98ee29ad7d115751d28edf4b7124b9cb605f0ec237520e0587bd8eb3f8c8923d9bc803df34ef83c90fd6da4236fcf7c5412fb198286a18a15459062beabcb28bdac9eeae4df1b994cf58178a2e783817eab4cc53ef7d0309c28646e4053bf133cc264917aa38f9e8c65a7a41a87bf63ee810493ae52642282798e0d09c7b970291fb92c3f1b76049ccc26eac3b2b878f2b23a4c3b1e1993fceec062d4598b80e57b08e8f60696a9dd6edaa64b46efa8d1c48610d7"], 0x14}}, 0x0)

11:14:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000000000005000000f0a2f00549e32503e98ee29ad7d115751d28edf4b7124b9cb605f0ec237520e0587bd8eb3f8c8923d9bc803df34ef83c90fd6da4236fcf7c5412fb198286a18a15459062beabcb28bdac9eeae4df1b994cf58178a2e783817eab4cc53ef7d0309c28646e4053bf133cc264917aa38f9e8c65a7a41a87bf63ee810493ae52642282798e0d09c7b970291fb92c3f1b76049ccc26eac3b2b878f2b23a4c3b1e1993fceec062d4598b80e57b08e8f60696a9dd6edaa64b46efa8d1c48610d7"], 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000000000005000000f0a2f00549e32503e98ee29ad7d115751d28edf4b7124b9cb605f0ec237520e0587bd8eb3f8c8923d9bc803df34ef83c90fd6da4236fcf7c5412fb198286a18a15459062beabcb28bdac9eeae4df1b994cf58178a2e783817eab4cc53ef7d0309c28646e4053bf133cc264917aa38f9e8c65a7a41a87bf63ee810493ae52642282798e0d09c7b970291fb92c3f1b76049ccc26eac3b2b878f2b23a4c3b1e1993fceec062d4598b80e57b08e8f60696a9dd6edaa64b46efa8d1c48610d7"], 0x14}}, 0x0) (async)

11:14:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000000000005000000f0a2f00549e32503e98ee29ad7d115751d28edf4b7124b9cb605f0ec237520e0587bd8eb3f8c8923d9bc803df34ef83c90fd6da4236fcf7c5412fb198286a18a15459062beabcb28bdac9eeae4df1b994cf58178a2e783817eab4cc53ef7d0309c28646e4053bf133cc264917aa38f9e8c65a7a41a87bf63ee810493ae52642282798e0d09c7b970291fb92c3f1b76049ccc26eac3b2b878f2b23a4c3b1e1993fceec062d4598b80e57b08e8f60696a9dd6edaa64b46efa8d1c48610d7"], 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000080)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a000000000000000005000000f0a2f00549e32503e98ee29ad7d115751d28edf4b7124b9cb605f0ec237520e0587bd8eb3f8c8923d9bc803df34ef83c90fd6da4236fcf7c5412fb198286a18a15459062beabcb28bdac9eeae4df1b994cf58178a2e783817eab4cc53ef7d0309c28646e4053bf133cc264917aa38f9e8c65a7a41a87bf63ee810493ae52642282798e0d09c7b970291fb92c3f1b76049ccc26eac3b2b878f2b23a4c3b1e1993fceec062d4598b80e57b08e8f60696a9dd6edaa64b46efa8d1c48610d7"], 0x14}}, 0x0) (async)

11:14:47 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 0:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffc0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20008840}, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000280)={0x28, r5, 0x1, 0x3, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}]}, 0x28}, 0x1, 0x0, 0x0, 0x40}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r5, 0x800, 0x70bd2c, 0x3}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x10)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:47 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 0:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1657.256232] nla_parse: 349 callbacks suppressed
[ 1657.256238] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 1657.278508] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 1657.291775] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
11:14:47 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:47 executing program 0:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1657.306900] nbd: must specify at least one socket
11:14:48 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffc0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20008840}, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000280)={0x28, r5, 0x1, 0x3, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}]}, 0x28}, 0x1, 0x0, 0x0, 0x40}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r5, 0x800, 0x70bd2c, 0x3}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x10)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffc0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20008840}, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) (async)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000280)={0x28, r5, 0x1, 0x3, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}]}, 0x28}, 0x1, 0x0, 0x0, 0x40}, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r5, 0x800, 0x70bd2c, 0x3}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0) (async)

11:14:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1657.330855] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'.
[ 1657.354956] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'.
11:14:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1657.377758] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'.
[ 1657.390522] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 1657.402360] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
11:14:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1657.431055] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 1657.450289] nbd: must specify at least one socket
11:14:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffc0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20008840}, 0x10) (async)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000280)={0x28, r5, 0x1, 0x3, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}]}, 0x28}, 0x1, 0x0, 0x0, 0x40}, 0x0) (async)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r5, 0x800, 0x70bd2c, 0x3}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x10) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:48 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1657.479738] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'.
11:14:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:48 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$ax25(0x3, 0x3, 0xf0)
ioctl$FS_IOC_GETFLAGS(r2, 0x80086601, &(0x7f0000000000))
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
write$binfmt_script(r4, &(0x7f0000000080)={'#! ', './file0', [{0x20, '{'}, {0x20, '-{^\\$\x1a*'}, {0x20, ',+,,!.\x81[./'}, {0x20, '-'}, {0x20, 'nbd\x00'}], 0xa, "5f5e782b0f9c6d612a09f157f0912638adb1138a5493d0c54730dfcc4d365f7dda9b3adf164377b5388524c138cbeac2c3e001a9ac5710ec94465ae326c37e426912c32e762165a7e274f9bd4f708742e66b96affc"}, 0x7c)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="14000000", @ANYRES16=r3, @ANYBLOB="010a001b00000000000005000000"], 0x14}}, 0x0)

11:14:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$ax25(0x3, 0x3, 0xf0)
ioctl$FS_IOC_GETFLAGS(r2, 0x80086601, &(0x7f0000000000)) (async)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async, rerun: 32)
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0) (rerun: 32)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
write$binfmt_script(r4, &(0x7f0000000080)={'#! ', './file0', [{0x20, '{'}, {0x20, '-{^\\$\x1a*'}, {0x20, ',+,,!.\x81[./'}, {0x20, '-'}, {0x20, 'nbd\x00'}], 0xa, "5f5e782b0f9c6d612a09f157f0912638adb1138a5493d0c54730dfcc4d365f7dda9b3adf164377b5388524c138cbeac2c3e001a9ac5710ec94465ae326c37e426912c32e762165a7e274f9bd4f708742e66b96affc"}, 0x7c)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="14000000", @ANYRES16=r3, @ANYBLOB="010a001b00000000000005000000"], 0x14}}, 0x0)

11:14:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$ax25(0x3, 0x3, 0xf0)
ioctl$FS_IOC_GETFLAGS(r2, 0x80086601, &(0x7f0000000000)) (async)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async)
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
write$binfmt_script(r4, &(0x7f0000000080)={'#! ', './file0', [{0x20, '{'}, {0x20, '-{^\\$\x1a*'}, {0x20, ',+,,!.\x81[./'}, {0x20, '-'}, {0x20, 'nbd\x00'}], 0xa, "5f5e782b0f9c6d612a09f157f0912638adb1138a5493d0c54730dfcc4d365f7dda9b3adf164377b5388524c138cbeac2c3e001a9ac5710ec94465ae326c37e426912c32e762165a7e274f9bd4f708742e66b96affc"}, 0x7c) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="14000000", @ANYRES16=r3, @ANYBLOB="010a001b00000000000005000000"], 0x14}}, 0x0)

11:14:48 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r4)
sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB='\x00\x00', @ANYRES16=r2, @ANYBLOB="220427bd7000fedbdf25020000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x10}, 0x80)
ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f00000000c0)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x2}}, './file0\x00'})
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x64, r2, 0x2, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x265c}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xffffffffffffff28}}, 0x40081)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="8214020000", @ANYRES16=r2, @ANYBLOB="010a000000000000000005000000"], 0x14}}, 0x0)
ioctl$FS_IOC_GETFLAGS(r5, 0x80086601, &(0x7f0000000300))

11:14:48 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r4)
sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB='\x00\x00', @ANYRES16=r2, @ANYBLOB="220427bd7000fedbdf25020000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x10}, 0x80)
ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f00000000c0)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x2}}, './file0\x00'})
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x64, r2, 0x2, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x265c}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xffffffffffffff28}}, 0x40081)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="8214020000", @ANYRES16=r2, @ANYBLOB="010a000000000000000005000000"], 0x14}}, 0x0)
ioctl$FS_IOC_GETFLAGS(r5, 0x80086601, &(0x7f0000000300))
syz_init_net_socket$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)
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$nfc(&(0x7f0000001380), r4) (async)
sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB='\x00\x00', @ANYRES16=r2, @ANYBLOB="220427bd7000fedbdf25020000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x10}, 0x80) (async)
ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f00000000c0)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x2}}, './file0\x00'}) (async)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x64, r2, 0x2, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x265c}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xffffffffffffff28}}, 0x40081) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="8214020000", @ANYRES16=r2, @ANYBLOB="010a000000000000000005000000"], 0x14}}, 0x0) (async)
ioctl$FS_IOC_GETFLAGS(r5, 0x80086601, &(0x7f0000000300)) (async)

11:14:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r4) (async)
sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB='\x00\x00', @ANYRES16=r2, @ANYBLOB="220427bd7000fedbdf25020000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x10}, 0x80) (async)
ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f00000000c0)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x2}}, './file0\x00'})
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x64, r2, 0x2, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x265c}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xffffffffffffff28}}, 0x40081) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="8214020000", @ANYRES16=r2, @ANYBLOB="010a000000000000000005000000"], 0x14}}, 0x0) (async, rerun: 32)
ioctl$FS_IOC_GETFLAGS(r5, 0x80086601, &(0x7f0000000300)) (rerun: 32)

11:14:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a00000000f0ffffff0500000068"], 0x14}}, 0x0)

11:14:48 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:48 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a00000000f0ffffff0500000068"], 0x14}}, 0x0)

11:14:49 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:49 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a00000000f0ffffff0500000068"], 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="010a00000000f0ffffff0500000068"], 0x14}}, 0x0) (async)

11:14:49 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:49 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 1:
r0 = getpid()
syz_open_procfs(r0, 0x0)
syz_open_procfs(r0, &(0x7f0000000000)='net/ip6_tables_targets\x00')
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r3, 0xa01}, 0x14}}, 0x0)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r4)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4)
r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r5, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
getsockopt$inet_dccp_buf(r5, 0x21, 0xf, &(0x7f00000000c0)=""/212, &(0x7f00000001c0)=0xd4)

11:14:49 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:49 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 1:
r0 = getpid()
syz_open_procfs(r0, 0x0)
syz_open_procfs(r0, &(0x7f0000000000)='net/ip6_tables_targets\x00') (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r3, 0xa01}, 0x14}}, 0x0)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r4) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) (async)
r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r5, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
getsockopt$inet_dccp_buf(r5, 0x21, 0xf, &(0x7f00000000c0)=""/212, &(0x7f00000001c0)=0xd4)

11:14:49 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 1:
r0 = getpid()
syz_open_procfs(r0, 0x0)
syz_open_procfs(r0, &(0x7f0000000000)='net/ip6_tables_targets\x00')
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r3, 0xa01}, 0x14}}, 0x0)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r4)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4)
r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r5, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
getsockopt$inet_dccp_buf(r5, 0x21, 0xf, &(0x7f00000000c0)=""/212, &(0x7f00000001c0)=0xd4)
getpid() (async)
syz_open_procfs(r0, 0x0) (async)
syz_open_procfs(r0, &(0x7f0000000000)='net/ip6_tables_targets\x00') (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) (async)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r3, 0xa01}, 0x14}}, 0x0) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r4) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) (async)
openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0) (async)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r5, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
getsockopt$inet_dccp_buf(r5, 0x21, 0xf, &(0x7f00000000c0)=""/212, &(0x7f00000001c0)=0xd4) (async)

11:14:49 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r2 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001000000000004000a00"], 0x20}}, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x70, r2, 0x68289f0d93562ada, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1ff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\''}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x81}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x74}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x70}, 0x1, 0x0, 0x0, 0x40}, 0xfa8fc2768c931d95)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
inotify_init()
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r4, 0xa01}, 0x14}}, 0x0)
syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r0)

11:14:49 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r2 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 1:
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_CONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001000000000004000a00"], 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x70, r2, 0x68289f0d93562ada, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1ff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\''}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x81}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x74}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x70}, 0x1, 0x0, 0x0, 0x40}, 0xfa8fc2768c931d95) (async, rerun: 64)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
inotify_init()
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r4, 0xa01}, 0x14}}, 0x0) (async)
syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r0)

11:14:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001000000000004000a00"], 0x20}}, 0x0) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x70, r2, 0x68289f0d93562ada, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1ff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8001}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\''}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x81}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x74}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x70}, 0x1, 0x0, 0x0, 0x40}, 0xfa8fc2768c931d95) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
inotify_init() (async)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r4, 0xa01}, 0x14}}, 0x0)
syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r0)

11:14:49 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:49 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x200, 0x70bd29, 0x25dfdbff, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4001000}, 0x40c0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="aa42d7ae", @ANYRES16=r3, @ANYBLOB="010a000000000000dc8d14000005000000"], 0x14}}, 0x0)

11:14:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x200, 0x70bd29, 0x25dfdbff, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4001000}, 0x40c0) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="aa42d7ae", @ANYRES16=r3, @ANYBLOB="010a000000000000dc8d14000005000000"], 0x14}}, 0x0)

11:14:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 2:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 2:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x200, 0x70bd29, 0x25dfdbff, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4001000}, 0x40c0) (async, rerun: 32)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="aa42d7ae", @ANYRES16=r3, @ANYBLOB="010a000000000000dc8d14000005000000"], 0x14}}, 0x0)

11:14:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 2:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1659.719715] nbd: must specify a size in bytes for the device
11:14:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), r1)
sendmsg$NET_DM_CMD_START(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x1}, 0x14}}, 0x0)
sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x10, 0x70bd2a, 0x25dfdbfb, {}, ["", "", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20004800}, 0x40)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r5, 0xa01}, 0x14}}, 0x0)

11:14:50 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), r1)
sendmsg$NET_DM_CMD_START(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x1}, 0x14}}, 0x0)
sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x10, 0x70bd2a, 0x25dfdbfb, {}, ["", "", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20004800}, 0x40)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r5, 0xa01}, 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), r1) (async)
sendmsg$NET_DM_CMD_START(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x1}, 0x14}}, 0x0) (async)
sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x10, 0x70bd2a, 0x25dfdbfb, {}, ["", "", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20004800}, 0x40) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r5, 0xa01}, 0x14}}, 0x0) (async)

[ 1659.840466] nbd: must specify a size in bytes for the device
11:14:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1659.958642] nbd: must specify a size in bytes for the device
11:14:50 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), r1)
sendmsg$NET_DM_CMD_START(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x1}, 0x14}}, 0x0) (async)
sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r3, 0x10, 0x70bd2a, 0x25dfdbfb, {}, ["", "", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20004800}, 0x40) (async)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r5, 0xa01}, 0x14}}, 0x0)

11:14:50 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2)
syz_genetlink_get_family_id$nfc(&(0x7f0000000080), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="115510567a59ba359a0d140086ff", @ANYRES16=r3, @ANYBLOB="010a000000000000000005000000"], 0x14}}, 0x0)

11:14:50 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 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$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2)
syz_genetlink_get_family_id$nfc(&(0x7f0000000080), r2) (async)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="115510567a59ba359a0d140086ff", @ANYRES16=r3, @ANYBLOB="010a000000000000000005000000"], 0x14}}, 0x0)

11:14:50 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 1:
r0 = 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_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2) (async)
syz_genetlink_get_family_id$nfc(&(0x7f0000000080), r2) (async, rerun: 64)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (rerun: 64)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="115510567a59ba359a0d140086ff", @ANYRES16=r3, @ANYBLOB="010a000000000000000005000000"], 0x14}}, 0x0)

11:14:50 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:50 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}}, 0x4)

11:14:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}}, 0x0)

11:14:51 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 1:
ioctl$AUTOFS_IOC_SETTIMEOUT(0xffffffffffffffff, 0x80049367, &(0x7f0000000000)=0x8)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 1:
ioctl$AUTOFS_IOC_SETTIMEOUT(0xffffffffffffffff, 0x80049367, &(0x7f0000000000)=0x8)
r0 = syz_init_net_socket$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_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}}, 0x4)

11:14:51 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 1:
ioctl$AUTOFS_IOC_SETTIMEOUT(0xffffffffffffffff, 0x80049367, &(0x7f0000000000)=0x8)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:51 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2)
syz_genetlink_get_family_id$nfc(&(0x7f0000000080), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="115510567a59ba359a0d140086ff", @ANYRES16=r3, @ANYBLOB="010a000000000000000005000000"], 0x14}}, 0x0)

11:14:51 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 1:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x10, 0x70bd26, 0x25dfdbfd, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x20048000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)

11:14:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 1:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x10, 0x70bd26, 0x25dfdbfd, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x20048000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
syz_init_net_socket$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$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x10, 0x70bd26, 0x25dfdbfd, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x20048000) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async)

11:14:51 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 1:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_START(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x10, 0x70bd26, 0x25dfdbfd, {}, ["", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x20048000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)

11:14:51 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x70}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r3, 0xa01}, 0x14}}, 0x0)

[ 1660.971437] nbd: must specify a size in bytes for the device
11:14:51 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r3, 0xa01}, 0x14}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) (async)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r3, 0xa01}, 0x14}}, 0x0) (async)

11:14:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1661.098966] nbd: must specify a size in bytes for the device
11:14:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) (async)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r3, 0xa01}, 0x14}}, 0x0)

11:14:51 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1661.219792] nbd: must specify a size in bytes for the device
11:14:51 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="c0e60000", @ANYRES16=r2, @ANYBLOB="010a000000000000004005000000"], 0x14}}, 0x0)

11:14:51 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:51 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="c0e60000", @ANYRES16=r2, @ANYBLOB="010a000000000000004005000000"], 0x14}}, 0x0)

11:14:52 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 1:
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_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="c0e60000", @ANYRES16=r2, @ANYBLOB="010a000000000000004005000000"], 0x14}}, 0x0)

11:14:52 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}}, 0x4)

11:14:52 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 1:
r0 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r0, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$PPPOEIOCSFWD(r0, 0x4008b100, &(0x7f0000000040)={0x18, 0x0, {0x3, @local, 'veth0_to_batadv\x00'}})
r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r1, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$EXT4_IOC_PRECACHE_EXTENTS(r1, 0x6612)
ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000100)={<r2=>r1, 0x1, 0x4, 0x400})
r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r3, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$LOOP_SET_DIRECT_IO(r3, 0x4c08, 0x9)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18, <r7=>0xffffffffffffffff}, './file0\x00'})
r8 = openat$zero(0xffffffffffffff9c, &(0x7f0000000080), 0x41, 0x0)
ioctl$FICLONERANGE(r6, 0x4020940d, &(0x7f00000000c0)={{r8}, 0x2e040, 0x0, 0x49})
r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r5)
r10 = signalfd4(r2, &(0x7f00000001c0)={[0x29bab4c3]}, 0x8, 0x80800)
r11 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
fcntl$setpipe(r7, 0x407, 0x8000)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r11, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000200)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0)
r13 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r13, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r14 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r14, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000380)={&(0x7f0000000240)={0x94, r9, 0x800, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7f96}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4773}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r12}, {0x8, 0x1, r2}, {0x8, 0x1, r13}, {0x8, 0x1, r14}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x40}, 0xc001)
sendmsg$NBD_CMD_STATUS(r4, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="7ffc416df46b4cc245d0f6d160a2d2979e16472553000005002000"], 0x14}}, 0x0)

11:14:52 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}}, 0x0)

11:14:52 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 1:
r0 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r0, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$PPPOEIOCSFWD(r0, 0x4008b100, &(0x7f0000000040)={0x18, 0x0, {0x3, @local, 'veth0_to_batadv\x00'}})
r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r1, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
ioctl$EXT4_IOC_PRECACHE_EXTENTS(r1, 0x6612)
ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000100)={<r2=>r1, 0x1, 0x4, 0x400})
r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r3, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
ioctl$LOOP_SET_DIRECT_IO(r3, 0x4c08, 0x9)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18, <r7=>0xffffffffffffffff}, './file0\x00'})
r8 = openat$zero(0xffffffffffffff9c, &(0x7f0000000080), 0x41, 0x0)
ioctl$FICLONERANGE(r6, 0x4020940d, &(0x7f00000000c0)={{r8}, 0x2e040, 0x0, 0x49}) (async)
r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r5)
r10 = signalfd4(r2, &(0x7f00000001c0)={[0x29bab4c3]}, 0x8, 0x80800) (async)
r11 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
fcntl$setpipe(r7, 0x407, 0x8000) (async)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r11, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000200)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0) (async)
r13 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r13, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r14 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r14, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000380)={&(0x7f0000000240)={0x94, r9, 0x800, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7f96}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4773}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r12}, {0x8, 0x1, r2}, {0x8, 0x1, r13}, {0x8, 0x1, r14}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x40}, 0xc001) (async)
sendmsg$NBD_CMD_STATUS(r4, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="7ffc416df46b4cc245d0f6d160a2d2979e16472553000005002000"], 0x14}}, 0x0)

11:14:52 executing program 4:
r0 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r0, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$PPPOEIOCSFWD(r0, 0x4008b100, &(0x7f0000000040)={0x18, 0x0, {0x3, @local, 'veth0_to_batadv\x00'}})
r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r1, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$EXT4_IOC_PRECACHE_EXTENTS(r1, 0x6612)
ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000100)={<r2=>r1, 0x1, 0x4, 0x400})
r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r3, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$LOOP_SET_DIRECT_IO(r3, 0x4c08, 0x9)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18, <r7=>0xffffffffffffffff}, './file0\x00'})
r8 = openat$zero(0xffffffffffffff9c, &(0x7f0000000080), 0x41, 0x0)
ioctl$FICLONERANGE(r6, 0x4020940d, &(0x7f00000000c0)={{r8}, 0x2e040, 0x0, 0x49})
r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r5)
r10 = signalfd4(r2, &(0x7f00000001c0)={[0x29bab4c3]}, 0x8, 0x80800)
r11 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
fcntl$setpipe(r7, 0x407, 0x8000)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r11, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000200)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0)
r13 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r13, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r14 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r14, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000380)={&(0x7f0000000240)={0x94, r9, 0x800, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7f96}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4773}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r12}, {0x8, 0x1, r2}, {0x8, 0x1, r13}, {0x8, 0x1, r14}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x40}, 0xc001)
sendmsg$NBD_CMD_STATUS(r4, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="7ffc416df46b4cc245d0f6d160a2d2979e16472553000005002000"], 0x14}}, 0x0)

11:14:52 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 1:
r0 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r0, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$PPPOEIOCSFWD(r0, 0x4008b100, &(0x7f0000000040)={0x18, 0x0, {0x3, @local, 'veth0_to_batadv\x00'}})
r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r1, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$EXT4_IOC_PRECACHE_EXTENTS(r1, 0x6612)
ioctl$F2FS_IOC_MOVE_RANGE(r0, 0xc020f509, &(0x7f0000000100)={<r2=>r1, 0x1, 0x4, 0x400})
r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r3, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async)
ioctl$LOOP_SET_DIRECT_IO(r3, 0x4c08, 0x9) (async)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18, <r7=>0xffffffffffffffff}, './file0\x00'}) (async, rerun: 64)
r8 = openat$zero(0xffffffffffffff9c, &(0x7f0000000080), 0x41, 0x0) (rerun: 64)
ioctl$FICLONERANGE(r6, 0x4020940d, &(0x7f00000000c0)={{r8}, 0x2e040, 0x0, 0x49})
r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r5) (async)
r10 = signalfd4(r2, &(0x7f00000001c0)={[0x29bab4c3]}, 0x8, 0x80800) (async)
r11 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0) (async)
fcntl$setpipe(r7, 0x407, 0x8000)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r11, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'}) (async, rerun: 64)
r12 = openat$ipvs(0xffffffffffffff9c, &(0x7f0000000200)='/proc/sys/net/ipv4/vs/sync_ports\x00', 0x2, 0x0) (async, rerun: 64)
r13 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r13, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r14 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r14, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000380)={&(0x7f0000000240)={0x94, r9, 0x800, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7f96}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4773}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r12}, {0x8, 0x1, r2}, {0x8, 0x1, r13}, {0x8, 0x1, r14}]}]}, 0x94}, 0x1, 0x0, 0x0, 0x40}, 0xc001)
sendmsg$NBD_CMD_STATUS(r4, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="14000000", @ANYRES16, @ANYBLOB="7ffc416df46b4cc245d0f6d160a2d2979e16472553000005002000"], 0x14}}, 0x0)

11:14:52 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:52 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000080), 0xffffffffffffffff)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)
syz_genetlink_get_family_id$nfc(&(0x7f0000000000), r0)

11:14:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:52 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r2 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:52 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)
syz_genetlink_get_family_id$nfc(&(0x7f0000000080), 0xffffffffffffffff)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0) (async)
syz_genetlink_get_family_id$nfc(&(0x7f0000000000), r0)

11:14:52 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 4:
r0 = getpid()
syz_open_procfs(r0, 0x0)
syz_open_procfs(r0, &(0x7f0000000000)='net/ip6_tables_targets\x00')
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r3, 0xa01}, 0x14}}, 0x0)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r4)
syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4)
r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r5, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
getsockopt$inet_dccp_buf(r5, 0x21, 0xf, &(0x7f00000000c0)=""/212, &(0x7f00000001c0)=0xd4)

11:14:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000080), 0xffffffffffffffff) (async)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)
syz_genetlink_get_family_id$nfc(&(0x7f0000000000), r0)

11:14:52 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
syz_genetlink_get_family_id$net_dm(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:52 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:52 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1662.316838] nla_parse: 263 callbacks suppressed
[ 1662.316845] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 1662.340131] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
[ 1662.349575] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
11:14:53 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1662.363116] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'.
[ 1662.382135] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
[ 1662.395877] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
11:14:53 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 1:
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$nbd(&(0x7f0000000040), r1) (async)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3) (async)
syz_genetlink_get_family_id$net_dm(&(0x7f0000000000), r3) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:53 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1662.410393] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
11:14:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3) (async)
syz_genetlink_get_family_id$net_dm(&(0x7f0000000000), r3) (async)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

[ 1662.486545] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'.
11:14:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1662.576687] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'.
[ 1662.603390] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'.
11:14:53 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r2)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r4, 0x10a, 0x70bd27, 0x25dfdbfd, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040004)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
ioctl$F2FS_IOC_MOVE_RANGE(0xffffffffffffffff, 0xc020f509, &(0x7f0000000340)={<r7=>0xffffffffffffffff, 0x5, 0x26c4, 0x41})
ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f00000003c0)={{0x1, 0x1, 0x18, <r8=>0xffffffffffffffff, {0x6}}, './file0\x00'})
sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000500)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000400)={0xa4, 0x0, 0x4, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8}]}]}, 0xa4}, 0x1, 0x0, 0x0, 0x4000800}, 0x40)
r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r9, 0xa01}, 0x14}}, 0x0)
r10 = epoll_create1(0x0)
ioctl$FS_IOC_FIEMAP(r10, 0xc020660b, &(0x7f0000000080)={0x80000001, 0x2, 0x2, 0x3, 0x5, [{0x4, 0x9, 0x3}, {0x100000000, 0x100000001, 0x0, '\x00', 0x804}, {0xffffffff, 0x4, 0x4, '\x00', 0x1000}, {0x9, 0x22, 0x20, '\x00', 0x80}, {0x2, 0x3, 0x800, '\x00', 0x987}]})

11:14:53 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={0x0}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$ax25(0x3, 0x3, 0xf0)
ioctl$FS_IOC_GETFLAGS(r2, 0x80086601, &(0x7f0000000000))
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
write$binfmt_script(r4, &(0x7f0000000080)={'#! ', './file0', [{0x20, '{'}, {0x20, '-{^\\$\x1a*'}, {0x20, ',+,,!.\x81[./'}, {0x20, '-'}, {0x20, 'nbd\x00'}], 0xa, "5f5e782b0f9c6d612a09f157f0912638adb1138a5493d0c54730dfcc4d365f7dda9b3adf164377b5388524c138cbeac2c3e001a9ac5710ec94465ae326c37e426912c32e762165a7e274f9bd4f708742e66b96affc"}, 0x7c)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="14000000", @ANYRES16=r3, @ANYBLOB="010a001b00000000000005000000"], 0x14}}, 0x0)

11:14:53 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r4 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r2)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r4, 0x10a, 0x70bd27, 0x25dfdbfd, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040004) (async)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
ioctl$F2FS_IOC_MOVE_RANGE(0xffffffffffffffff, 0xc020f509, &(0x7f0000000340)={<r7=>0xffffffffffffffff, 0x5, 0x26c4, 0x41}) (async)
ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f00000003c0)={{0x1, 0x1, 0x18, <r8=>0xffffffffffffffff, {0x6}}, './file0\x00'})
sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000500)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000400)={0xa4, 0x0, 0x4, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8}]}]}, 0xa4}, 0x1, 0x0, 0x0, 0x4000800}, 0x40) (async, rerun: 64)
r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5) (rerun: 64)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r9, 0xa01}, 0x14}}, 0x0) (async)
r10 = epoll_create1(0x0)
ioctl$FS_IOC_FIEMAP(r10, 0xc020660b, &(0x7f0000000080)={0x80000001, 0x2, 0x2, 0x3, 0x5, [{0x4, 0x9, 0x3}, {0x100000000, 0x100000001, 0x0, '\x00', 0x804}, {0xffffffff, 0x4, 0x4, '\x00', 0x1000}, {0x9, 0x22, 0x20, '\x00', 0x80}, {0x2, 0x3, 0x800, '\x00', 0x987}]})

11:14:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4)

11:14:53 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 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$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
r4 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r2)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0) (async)
sendmsg$NFC_CMD_GET_SE(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r4, 0x10a, 0x70bd27, 0x25dfdbfd, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x4040004) (async)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async)
ioctl$F2FS_IOC_MOVE_RANGE(0xffffffffffffffff, 0xc020f509, &(0x7f0000000340)={<r7=>0xffffffffffffffff, 0x5, 0x26c4, 0x41}) (async)
ioctl$AUTOFS_DEV_IOCTL_ASKUMOUNT(0xffffffffffffffff, 0xc018937d, &(0x7f00000003c0)={{0x1, 0x1, 0x18, <r8=>0xffffffffffffffff, {0x6}}, './file0\x00'})
sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000500)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000400)={0xa4, 0x0, 0x4, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8}]}]}, 0xa4}, 0x1, 0x0, 0x0, 0x4000800}, 0x40)
r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r5)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r9, 0xa01}, 0x14}}, 0x0) (async, rerun: 64)
r10 = epoll_create1(0x0) (rerun: 64)
ioctl$FS_IOC_FIEMAP(r10, 0xc020660b, &(0x7f0000000080)={0x80000001, 0x2, 0x2, 0x3, 0x5, [{0x4, 0x9, 0x3}, {0x100000000, 0x100000001, 0x0, '\x00', 0x804}, {0xffffffff, 0x4, 0x4, '\x00', 0x1000}, {0x9, 0x22, 0x20, '\x00', 0x80}, {0x2, 0x3, 0x800, '\x00', 0x987}]})

11:14:53 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 3:
r0 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r1, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r2 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r3, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, 0x0, 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x0, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:53 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r4, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1663.402397] nbd: must specify a size in bytes for the device
11:14:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, 0x0, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1663.527058] nbd: must specify a size in bytes for the device
11:14:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x4}}, './file0\x00'})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r6 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r5, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1663.676655] nbd: must specify a size in bytes for the device
11:14:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

11:14:54 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r1, &(0x7f0000000300)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, 0x0, 0x400, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x4008000)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
r4 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x14, 0x0, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x3c6c0d278e2fc0d2}, 0x10)
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000400)={{0x1, 0x1, 0x18, <r5=>0xffffffffffffffff, {0x4}}, './file0\x00'})
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000a00)={&(0x7f0000000940)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000009c0)={&(0x7f0000000980)={0x28, 0x0, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbe}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x4080010}, 0x880)
r8 = openat$hwrng(0xffffffffffffff9c, &(0x7f00000007c0), 0x410282, 0x0)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={&(0x7f0000000740)={0x10, 0x0, 0x0, 0x61040000}, 0xc, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r7, 0x1, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000500)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x64, r3, 0x400, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x64}, 0x1, 0x0, 0x0, 0xc004}, 0x60)
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000540), r10)
getsockopt$inet_dccp_buf(r5, 0x21, 0xc, &(0x7f00000006c0)=""/2, &(0x7f0000000700)=0x2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r3, @ANYBLOB="2099c61fc38918e77d4b000000000000000000010000", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="00000100", @ANYRES32, @ANYBLOB="04000a00"], 0xfffffffffffffc95}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="f0f53056603db6fea41527ce03c3313e38000000", @ANYRES16=r3, @ANYBLOB="000425bd7000ffdbdf250300000008000a006e62640008000a006e6264000c000400090000000000000008000a006e626400"], 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000895)
r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r11)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="1400a231", @ANYRES16=r12, @ANYBLOB="020025bd70000000000005000000"], 0x14}}, 0x0)
r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r13)

11:14:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x50, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x438e}]}, 0x50}}, 0x0)

11:14:54 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x78, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 3:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r0)
r1 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r1, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r3 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000380), 0x448800, 0x0)
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r5 = openat$bsg(0xffffffffffffff9c, &(0x7f00000003c0), 0x8100, 0x0)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000480)={&(0x7f0000000400)={0x70, 0x0, 0x400, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '].'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}]}, 0x70}, 0x1, 0x0, 0x0, 0xc810}, 0x80004)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r2, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={<r8=>0xffffffffffffffff})
ioctl$F2FS_IOC_MOVE_RANGE(0xffffffffffffffff, 0xc020f509, &(0x7f0000000180)={<r9=>0xffffffffffffffff, 0x80000000, 0x5, 0x9})
ioctl$AUTOFS_DEV_IOCTL_EXPIRE(0xffffffffffffffff, 0xc018937c, &(0x7f0000000200)={{0x1, 0x1, 0x18, <r10=>0xffffffffffffffff, {0x1}}, './file0\x00'})
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x80, 0x0, 0x200, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x55}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffff}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}]}, 0x80}, 0x1, 0x0, 0x0, 0x20040000}, 0x4000000)
r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r11)
r12 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r13 = syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r12)
r14 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r14, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r15 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r15, 0xc0189371, &(0x7f0000000000)=ANY=[@ANYBLOB="010000000100000018000000", @ANYRES32, @ANYBLOB="000000000004318673fd14300e452f0000052f66696c656000"])
sendmsg$NBD_CMD_RECONFIGURE(r12, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYRES32, @ANYRES8=r15, @ANYRES32=r13, @ANYRESHEX=r13, @ANYRESDEC=r14, @ANYRES16, @ANYRES32=r12, @ANYBLOB="eb40fee2"], 0x38}, 0x1, 0x0, 0x0, 0x200000c0}, 0x8800)

11:14:54 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}}, 0x4)

11:14:54 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x50, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x438e}]}, 0x50}}, 0x0)

11:14:54 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x50, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x438e}]}, 0x50}}, 0x0)

11:14:54 executing program 1:
ioctl$F2FS_IOC_GET_PIN_FILE(0xffffffffffffffff, 0x8004f50e, &(0x7f0000000000))
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="97eee05dbc2c8d5fdf8743"], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3)
sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r8 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), r6)
sendmsg$NET_DM_CMD_START(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r8, 0x1}, 0x14}}, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r5, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)=ANY=[@ANYBLOB="010000000100000018000000", @ANYRES32, @ANYBLOB="00000000000000002e2f7f5028ed3000"])
r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r10, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000100)={0x60, r4, 0x4, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r9}]}, @NBD_ATTR_CLIENT_FLAGS={0x0, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x60}, 0x1, 0x0, 0x0, 0xc1}, 0x4000000)

11:14:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}}, 0x0)

11:14:54 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r4)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, r6, 0x120, 0x70bd27, 0x25dfdbfe, {}, ["", "", "", "", "", "", ""]}, 0x14}}, 0x50000)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
fcntl$setpipe(0xffffffffffffffff, 0x407, 0x3)
r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), r7)
sendmsg$NET_DM_CMD_START(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r9, 0x1}, 0x14}}, 0x0)
sendmsg$NET_DM_CMD_START(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r9, 0x400, 0x70bd26, 0x25dfdbff, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x24008800}, 0x24000080)
r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x3, r10, 0xa01, 0x70bd29, 0x1}, 0x14}}, 0x0)
r11 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r11, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$SECCOMP_IOCTL_NOTIF_RECV(r11, 0xc0502100, &(0x7f0000000300))

11:14:54 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}}, 0x0)

11:14:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r4)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x14, r6, 0x120, 0x70bd27, 0x25dfdbfe, {}, ["", "", "", "", "", "", ""]}, 0x14}}, 0x50000)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
fcntl$setpipe(0xffffffffffffffff, 0x407, 0x3)
r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), r7)
sendmsg$NET_DM_CMD_START(r8, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r9, 0x1}, 0x14}}, 0x0)
sendmsg$NET_DM_CMD_START(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r9, 0x400, 0x70bd26, 0x25dfdbff, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x24008800}, 0x24000080)
r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x3, r10, 0xa01, 0x70bd29, 0x1}, 0x14}}, 0x0)
r11 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r11, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$SECCOMP_IOCTL_NOTIF_RECV(r11, 0xc0502100, &(0x7f0000000300))

[ 1664.129661] nbd: must specify at least one socket
11:14:54 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}}, 0x0)

11:14:54 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x58}}, 0x0)

11:14:54 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x7c}}, 0x0)

11:14:54 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2)
r3 = syz_genetlink_get_family_id$nfc(&(0x7f0000000080), r0)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r0)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000380)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4080040}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x68, r5, 0x800, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000000}, 0x20000004)
sendmsg$NFC_CMD_GET_TARGET(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x300, 0x70bd25, 0x25dfdbfc, {}, ["", "", "", "", "", "", ""]}, 0x14}}, 0x4)

11:14:54 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:54 executing program 5:
openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000200), 0x8000, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x2c, r1, 0x200, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3f}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20008810}, 0x4009840)

11:14:54 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0xbbb2fe82f575728a}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r3, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12d}]}, 0x20}, 0x1, 0x0, 0x0, 0x40480c0}, 0x200440c4)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r5, 0x100, 0x70bd2a, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x14040804)
sendmsg$TCPDIAG_GETSOCK(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f00000003c0)=ANY=[@ANYBLOB="900400001200000325bd7000fddbdf2501cb1f044e234e2400000000060000000500000006000000e9090000010000000008004001000000", @ANYRES32=0x0, @ANYBLOB="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"], 0x490}, 0x1, 0x0, 0x0, 0x4}, 0x10)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r5, 0xa01}, 0x14}}, 0x0)

11:14:55 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x18, r1, 0x1, 0x80000, 0x4, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2)
r3 = syz_genetlink_get_family_id$nfc(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NFC_CMD_GET_TARGET(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x10, 0x70bd2b, 0x25dfdbfe, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x0)

11:14:55 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x7c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x18, r1, 0x1, 0x80000, 0x4, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2)
r3 = syz_genetlink_get_family_id$nfc(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NFC_CMD_GET_TARGET(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x10, 0x70bd2b, 0x25dfdbfe, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x0)

11:14:55 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x438e}]}, 0x50}}, 0x0)

11:14:55 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1664.430604] nbd: must specify a size in bytes for the device
[ 1664.443502] nbd: must specify at least one socket
[ 1664.451154] nbd: must specify a size in bytes for the device
[ 1664.523316] nbd: must specify at least one socket
11:14:55 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f00000001c0), 0xc, &(0x7f0000000300)={&(0x7f0000000480)={0x4c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nfc\x00'}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10000011}, 0x4)

11:14:55 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x74, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x438e}]}, 0x58}}, 0x0)

11:14:55 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0)

11:14:55 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f00000001c0), 0xc, &(0x7f0000000300)={&(0x7f0000000480)={0x50, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nfc\x00'}]}, 0xb3}, 0x1, 0x0, 0x0, 0x10000011}, 0x4)

[ 1664.546312] nbd: must specify a size in bytes for the device
[ 1664.556625] nbd: must specify a size in bytes for the device
[ 1664.566975] nbd: must specify a size in bytes for the device
11:14:55 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x438e}]}, 0x60}}, 0x0)

11:14:55 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0)

11:14:55 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x74, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x438e}]}, 0x88}}, 0x0)

11:14:55 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0)

[ 1664.651541] nbd: must specify a size in bytes for the device
11:14:55 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NFC_CMD_GET_TARGET(r3, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, 0x0, 0x100, 0x70bd2a, 0x25dfdbfb, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x20000001}, 0x4004011)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r2, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}]}, 0x20}, 0x1, 0x0, 0x0, 0x44000091}, 0x4040)

11:14:55 executing program 3:
r0 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r0, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
setsockopt$IPT_SO_SET_REPLACE(r0, 0x0, 0x40, &(0x7f00000003c0)=@mangle={'mangle\x00', 0x1f, 0x6, 0x560, 0x0, 0x2d8, 0x400, 0x0, 0x2d8, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x4c8, 0x6, &(0x7f0000000200), {[{{@uncond, 0x0, 0xe8, 0x118, 0x0, {}, [@common=@osf={{0x50}, {'syz0\x00', 0x0, 0xc, 0x1, 0x2}}, @common=@icmp={{0x28}, {0xd, ',e', 0x1}}]}, @TPROXY={0x30, 'TPROXY\x00', 0x0, {0x40, 0x30, @multicast1, 0x4e21}}}, {{@uncond, 0x0, 0x98, 0xf8, 0x0, {}, [@inet=@rpfilter={{0x28}, {0x6}}]}, @common=@CLUSTERIP={0x60, 'CLUSTERIP\x00', 0x0, {0x1, @broadcast, 0x6, 0xb, [0x29, 0xf, 0x7, 0x34, 0x10, 0x11, 0x40, 0x17, 0x40, 0x3e, 0x3, 0x18, 0x2, 0x15, 0x16, 0x37], 0x2, 0x7f2}}}, {{@uncond, 0x0, 0x98, 0xc8, 0x0, {}, [@inet=@rpfilter={{0x28}}]}, @TPROXY={0x30, 'TPROXY\x00', 0x0, {0x800, 0xcb, @loopback, 0x4e22}}}, {{@uncond, 0x0, 0xc8, 0x128, 0x0, {}, [@inet=@rpfilter={{0x28}, {0x9}}, @common=@inet=@esp={{0x30}, {[0x4d3, 0x4d3]}}]}, @common=@SET={0x60, 'SET\x00', 0x0, {{0x4, [0x4, 0x4, 0x4, 0x1, 0x4, 0x3], 0x0, 0x1}, {0x2, [0x2, 0x4, 0x4, 0x4, 0x2, 0xc], 0x3, 0x6}}}}, {{@ip={@local, @loopback, 0xffffff00, 0x1db5ed73ad3a344d, 'batadv_slave_0\x00', 'pim6reg1\x00', {0xff}, {}, 0x2f, 0x2, 0x8}, 0x0, 0xa0, 0xc8, 0x0, {}, [@common=@ah={{0x30}, {[0x8, 0x4]}}]}, @unspec=@CHECKSUM={0x28}}], {{'\x00', 0x0, 0x70, 0x98}, {0x28}}}}, 0x5c0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x40, 0x0, 0x200, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x80)
r3 = openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000180)='./cgroup/syz0\x00', 0x200002, 0x0)
ioctl$FICLONERANGE(r0, 0x4020940d, &(0x7f0000000280)={{r3}, 0x7fffffff, 0x5, 0xfffffffffffffff7})
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="97002cbdac00fedbdf2503"], 0x38}}, 0x0)

11:14:55 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x88}}, 0x0)

11:14:55 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x94, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x438e}]}, 0x94}}, 0x0)

11:14:55 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x74, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1664.742388] nbd: must specify a size in bytes for the device
11:14:55 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1)
sendmsg$NFC_CMD_GET_TARGET(r1, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x14, 0x0, 0xa00, 0x70bd2b, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x440c0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NET_DM_CMD_START(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f0000000180)={0x14, r3, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4004084}, 0x20004091)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="97002cbdac00fedbdf2503"], 0x38}}, 0x0)

11:14:55 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r1)
sendmsg$NFC_CMD_GET_TARGET(r1, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x14, 0x0, 0xa00, 0x70bd2b, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x440c0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NET_DM_CMD_START(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f0000000180)={0x14, r3, 0x8, 0x70bd2a, 0x25dfdbff, {}, ["", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4004084}, 0x20004091)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="97002cbdac00fedbdf2503"], 0x38}}, 0x0)

11:14:55 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1664.880441] nbd: must specify a device to reconfigure
11:14:55 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x94, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '^'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x438e}]}, 0x94}}, 0x0)

11:14:55 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 4:
sched_rr_get_interval(0x0, &(0x7f0000000340))
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$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000480)={0x50, r1, 0x8, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nfc\x00'}]}, 0xb3}, 0x1, 0x0, 0x0, 0x10000011}, 0x4)

11:14:55 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1664.902407] nbd: must specify a device to reconfigure
[ 1664.927879] nbd: must specify a device to reconfigure
11:14:55 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}}, 0x4)

11:14:55 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="97002cbdac00fedbdf2503"], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r5)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x400, 0x70bd26, 0x25dfdbfc, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x140020c4}, 0x20000010)
r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x40, r6, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe95b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}}, 0x24010095)

11:14:55 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x3c, r2, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\''}]}, 0x3c}, 0x1, 0x0, 0x0, 0xc0010}, 0x20000004)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, r5, 0x400, 0x70bd2b, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x4004004)
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r7)
sendmsg$NFC_CMD_GET_SE(r8, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r9, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r6, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r9, 0x400, 0x70bd29, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40}, 0x4)

11:14:55 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff)
sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x3c, r2, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\''}]}, 0x3c}, 0x1, 0x0, 0x0, 0xc0010}, 0x20000004)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x14, r5, 0x400, 0x70bd2b, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x4004004)
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r9 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r7)
sendmsg$NFC_CMD_GET_SE(r8, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r9, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r6, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r9, 0x400, 0x70bd29, 0x25dfdbfb, {}, ["", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40}, 0x4)

11:14:55 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r2, 0x0, 0x70bd2a, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x4000008}, 0x4000)
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYRES16=r4], 0x38}}, 0x0)

[ 1665.056845] nbd: must specify a size in bytes for the device
[ 1665.071538] nbd: must specify a device to reconfigure
[ 1665.096968] nbd: must specify at least one socket
11:14:55 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}]}, 0x38}}, 0x0)

[ 1665.105507] nbd: must specify a size in bytes for the device
11:14:55 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$net_dm(&(0x7f0000000400), r1)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="97002cbdac00fedbdf25031730a79f92f72172442c00876a5ce31fb057e7961d4dc7cbcf65e304531852a49b21574e9025491b74244f690ba385610af1db15191132c0b14e2cef38f0dcbc9a703706e6dc4f981948e0348e8fa207a54dc27b8685130c1befed4af5f5225b249cbad34ce1ccbb66891460a6c8aa9d82794c6c30d767c4f03cd5f12a8d3abbb38e1dc6442096fd50839b0b2a4de0a279b7a48f49e2d91892d1484863a8c4e67e475362d8e664b20bc0a973701cbde8c44c1ad2abf9ba4f150f6fcfb6801eecc689c1d0f0839384b0ad2259d0aa24ad7bcffe58fe3d20b3"], 0x38}}, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r4)
r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r5, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r6)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r7)
sendmsg$NBD_CMD_CONNECT(r7, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r8, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x2c, r8, 0x800, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '-$'}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8800}, 0x80)
write$UHID_INPUT2(r5, &(0x7f0000000300)={0xc, {0xec, "20398b50cdef68ab6d12da921db7c6a0e7ba09462c405be0830544fd0a6367cc20d80cb5f2d68278b382d7986d5d88d071209477fd0e50adedaf4bbfc308848fcc4678205ea0ef749a608b226d326b5d4c2a9b22026ce30e16b4e51413baac8a9688c6a7fc3d2490abe15c479b96663af371745c07cba2af51d2f718aed24d08b15d4b07a3c112b3132b07995088e449bb475bcaa4750d9ee611f4f88103d5a9ae6652d379395dc50ebc23d8e79d31d9abba24e8924cf99f91087a1819ad8f00a8db5d65a44fd544f041c7917f88c8cb46ae1268f769dcdd081b9d7899532bd1fe9f3c10be84130404617e7f"}}, 0xf2)

11:14:55 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x74, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1665.136088] nbd: must specify at least one socket
11:14:55 executing program 1:
sched_rr_get_interval(0x0, &(0x7f0000000340))
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$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r1, 0xa01}, 0x14}}, 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$nfc(&(0x7f0000000200), r2)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r5)
syz_genetlink_get_family_id$nbd(&(0x7f00000003c0), r5)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r0, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r4, 0x20, 0x70bd26, 0x25dfdbff, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x4)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000480)={0x50, r1, 0x8, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nfc\x00'}]}, 0xb3}, 0x1, 0x0, 0x0, 0x10000011}, 0x4)

11:14:55 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[], 0x38}, 0x1, 0x0, 0x0, 0x8000000}, 0x4004011)

11:14:55 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="38000000de3b85614e12f20817e909517c97b0e8bdb8dc47408b8e85904caca4ce5f235d100d6a58465d8611ffd0626d396c4d392537494ab35fe290ee79e28d228de08ed351e405f86fec005bffb797847fbfb41ca178004b1e359daf4803742a801062b03ebd3a60e2b5a49d146229fb0a7de8ef3d441cacfee0c460d16e4127ad81365af684", @ANYRES16=r2, @ANYRES8=0x0], 0x38}}, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0)
r5 = openat$vcs(0xffffffffffffff9c, &(0x7f0000000300), 0x12002, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000180)={&(0x7f0000000340)={0x5c, r4, 0x20, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x80}, 0x0)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)

11:14:55 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x74, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1665.230939] nbd: must specify a device to reconfigure
11:14:55 executing program 3:
sched_rr_get_interval(0x0, &(0x7f0000000340))
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$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r1, 0xa01}, 0x14}}, 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$nfc(&(0x7f0000000200), r2)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r5)
syz_genetlink_get_family_id$nbd(&(0x7f00000003c0), r5)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r0, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r4, 0x20, 0x70bd26, 0x25dfdbff, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x4)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000480)={0x50, r1, 0x8, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nfc\x00'}]}, 0xb3}, 0x1, 0x0, 0x0, 0x10000011}, 0x4)

11:14:55 executing program 0:
sched_rr_get_interval(0x0, &(0x7f0000000340))
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$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r1, 0xa01}, 0x14}}, 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$nfc(&(0x7f0000000200), r2)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r5)
syz_genetlink_get_family_id$nbd(&(0x7f00000003c0), r5)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r0, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r4, 0x20, 0x70bd26, 0x25dfdbff, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x4)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000480)={0x50, r1, 0x8, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nfc\x00'}]}, 0xb3}, 0x1, 0x0, 0x0, 0x10000011}, 0x4)

11:14:55 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x74, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x74, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:55 executing program 4:
sched_rr_get_interval(0x0, &(0x7f0000000340))
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$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r1, 0xa01}, 0x14}}, 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$nfc(&(0x7f0000000200), r2)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r5)
syz_genetlink_get_family_id$nbd(&(0x7f00000003c0), r5)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r0, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r4, 0x20, 0x70bd26, 0x25dfdbff, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x4)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000480)={0x50, r1, 0x8, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nfc\x00'}]}, 0xb3}, 0x1, 0x0, 0x0, 0x10000011}, 0x4)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

11:14:55 executing program 5:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB="3800000043254e4b594736c4a74eb6476f7f1a40d65bafb820aa1865cecb396741180da9ba2c7cc92851c7da12cf10297dc9c6468ae9e8be3a89739358f1ee135adc098fc0615719aa9b827a62720883cd9fd1e84967c12c73b4632b8aa3797bd71b78d2388c53c49b186c231f459453764f5d6ce63de2adb8fe1201a2207467699168c87778a23f701a8e43c8f561074d832daead03b0371925355f6e262a132f8b51d76b9e0669dc64dfec6df5df1eb266e3efa22ad54f2b51437d17bb262d1d90c19006fd3678460a4563854c7d72b58a958e2fcebca57dd72d7f2986da8e40a80f3d289882b571acb2d06d8ae8", @ANYRES16=r1, @ANYBLOB="97002cbdac00fedbdf2503"], 0x38}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0)
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x20, r3, 0x400, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x80c0}, 0x4000)

[ 1665.307329] nbd: must specify at least one socket
11:14:56 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_genetlink_get_family_id$nfc(&(0x7f0000000200), r4)
sendmsg$NFC_CMD_GET_SE(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x20, 0x70bd27, 0x25dfdbff, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x8000)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0x300}, 0x14}}, 0x0)

11:14:56 executing program 0:
sched_rr_get_interval(0x0, &(0x7f0000000340))
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$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r1, 0xa01}, 0x14}}, 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$nfc(&(0x7f0000000200), r2)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r5)
syz_genetlink_get_family_id$nbd(&(0x7f00000003c0), r5)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r0, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r4, 0x20, 0x70bd26, 0x25dfdbff, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x4)
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
openat$ipvs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/sys/net/ipv4/vs/sync_version\x00', 0x2, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000480)={0x50, r1, 0x8, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nfc\x00'}]}, 0xb3}, 0x1, 0x0, 0x0, 0x10000011}, 0x4)
r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r8)
ioctl$F2FS_IOC_GET_COMPRESS_BLOCKS(0xffffffffffffffff, 0x8008f511, &(0x7f0000000080))

11:14:56 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="38000000ea848d7aaacf1ba418b5aa557326e721866ee4646d93129c849ae6cd4559db923ab0a32e7ba42915c5f99adbcce4ccf2ce505fc247d8566964385c93f9eacec93c31be95cbba179fba47c1c68c8d20d2044246313b26af03448c14f6f32444c7e00b148c6349faca3e186764bee33aeb3f0e46b1637bec", @ANYRES16=r2, @ANYBLOB="97002cbdac00fedbdf2503"], 0x38}}, 0x0)

11:14:56 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x74, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '[}[[^)+'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:56 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_STOP(r3, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x4, 0x70bd28, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x4040)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:56 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, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x24, r1, 0x1, 0x2, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x24}}, 0x800)

11:14:56 executing program 3:
r0 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r0, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
write$UHID_CREATE2(r0, &(0x7f0000000080)={0xb, {'syz0\x00', 'syz1\x00', 'syz0\x00', 0xb7, 0x20, 0x5, 0x0, 0x1f, 0x5, "beaf9cc949b856eb357247a0bfcd8e281074bbd7d496ae1efdf4f09888d707c90903becc5b672ac4e35e482ae30f70d47525ea756b3933d3933aae8ec9730fcd139461a30eb7e3f1bcdc332a33ef933aa45971721f06ed23ed4df8edda0a5b92e76fe251098c15fa0b9b1e487feaab0e877be18b9cbffdf0b24f728133c92dd8e3540e2ae6fbf90a2519f3033ce4e8c6239cc2030c7fc02bdaa6ce83ab8fb5e43f1812d4b9733bb5be01139b62bfb7e6ddf25bbe52b01c"}}, 0x1cf)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_open_dev$mouse(&(0x7f0000000000), 0xffff, 0x2)
r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r3, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$AUTOFS_DEV_IOCTL_READY(r2, 0xc0189376, &(0x7f0000000280)={{0x1, 0x1, 0x18, r3, {0x2}}, './file0\x00'})
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="01030000"], 0x14}}, 0x0)

11:14:56 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:56 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000380)={0x98, r2, 0x2, 0x80000, 0x3, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80}, @NBD_ATTR_BACKEND_IDENTIFIER={0x58, 0xa, '\xfb\xad\xc8\xf4N\x1e\xbbEi\r\xcc\x9b\x99\x8e\xca\xa3\xd2@\xa0\xbcz\xc33\x94P\xf8L?\x9b\x1f\x1fE\xef\xf8\xad\b\xd9\x87\xfe\x10B\xe6\x8f\x86\xf0\xef\xe6\xcc#\xaf\x8f8\x87\x1a\xd5\x1dwp\x8e\x91pYa&\xe9\x02\x99\x8ah\x86_\xbe\x9aX\xc1N5\x12\x18\xd3\x84{\x1e\n'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4000000000000000}]}, 0x98}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r1, 0x802, 0x70bd2a, 0x25dfdbfe}, 0x14}}, 0x4000000)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), r3)
sendmsg$NET_DM_CMD_START(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r5, 0x1}, 0x14}}, 0x0)
sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x14, r5, 0x400, 0x70bd2c, 0x25dfdbfd, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000040}, 0x20000000)

11:14:56 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000380)={0x98, r2, 0x2, 0x80000, 0x3, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80}, @NBD_ATTR_BACKEND_IDENTIFIER={0x58, 0xa, '\xfb\xad\xc8\xf4N\x1e\xbbEi\r\xcc\x9b\x99\x8e\xca\xa3\xd2@\xa0\xbcz\xc33\x94P\xf8L?\x9b\x1f\x1fE\xef\xf8\xad\b\xd9\x87\xfe\x10B\xe6\x8f\x86\xf0\xef\xe6\xcc#\xaf\x8f8\x87\x1a\xd5\x1dwp\x8e\x91pYa&\xe9\x02\x99\x8ah\x86_\xbe\x9aX\xc1N5\x12\x18\xd3\x84{\x1e\n'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4000000000000000}]}, 0x98}, 0x1, 0x0, 0x0, 0x4000000}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r1, 0x802, 0x70bd2a, 0x25dfdbfe}, 0x14}}, 0x4000000)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), r3)
sendmsg$NET_DM_CMD_START(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r5, 0x1}, 0x14}}, 0x0)
sendmsg$NET_DM_CMD_START(r0, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x14, r5, 0x400, 0x70bd2c, 0x25dfdbfd, {}, ["", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000040}, 0x20000000)

[ 1665.494345] nbd: must specify at least one socket
11:14:56 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0x37}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x24}}, 0x0)
r2 = openat$vcs(0xffffffffffffff9c, &(0x7f00000000c0), 0x220000, 0x0)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
r4 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000200), r0)
sendmsg$NET_DM_CMD_START(r3, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x804, 0x70bd26, 0x25dfdbfd, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40}, 0x9000)
copy_file_range(0xffffffffffffffff, &(0x7f0000000080)=0xb51b, r2, &(0x7f0000000100)=0x8, 0x5, 0x0)
ioctl$VFAT_IOCTL_READDIR_SHORT(r2, 0x82307202, &(0x7f0000000340)=[{0x0, 0x0, 0x100}, {0x0, 0x0, 0x100}])

11:14:56 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:56 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0)
syz_genetlink_get_family_id$net_dm(&(0x7f0000000000), r0)

11:14:56 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:56 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r1, 0xa01}, 0x14}}, 0x0)

11:14:56 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$BTRFS_IOC_INO_LOOKUP_USER(r3, 0xd000943e, &(0x7f0000000200)={<r5=>0x0, 0x0, "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", "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"})
ioctl$BTRFS_IOC_INO_LOOKUP_USER(r4, 0xd000943e, &(0x7f0000001f80)={r5, 0x0, "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", "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"})
ioctl$AUTOFS_DEV_IOCTL_VERSION(r3, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYRESOCT=r3], 0x38}}, 0x0)

11:14:56 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:56 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
syz_genetlink_get_family_id$nfc(&(0x7f0000000000), r3)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="97002cbdac00fedbdf2503"], 0x38}}, 0x0)

11:14:56 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000080)={0x2c, r1, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x2c}}, 0x1)

11:14:56 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
r2 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)
ioctl$sock_bt_cmtp_CMTPCONNADD(0xffffffffffffffff, 0x400443c8, &(0x7f0000000080)={r2, 0x6f})

[ 1665.604592] nbd: must specify a size in bytes for the device
[ 1665.629475] nbd: must specify at least one socket
11:14:56 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
openat$vga_arbiter(0xffffffffffffff9c, &(0x7f0000000000), 0x800000, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:56 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:56 executing program 4:
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[], 0x38}, 0x1, 0x0, 0x0, 0x4008010}, 0x40)

11:14:56 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB='w\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="97002cbdac00fedbdf2503"], 0x38}}, 0x0)

[ 1665.729931] nbd: must specify a device to reconfigure
11:14:56 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x18, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x814)
r2 = userfaultfd(0x80000)
ioctl$F2FS_IOC_COMMIT_ATOMIC_WRITE(r2, 0xf502, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

11:14:56 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x18, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x814)
r2 = userfaultfd(0x80000)
ioctl$F2FS_IOC_COMMIT_ATOMIC_WRITE(r2, 0xf502, 0x0)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)

11:14:56 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:56 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r2, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f0000000280)={0x0, 0x2, 0x0, &(0x7f0000000080)=[{<r3=>0x80000000}, {}], 0x5, 0x0, &(0x7f0000000340)=[{}, {}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000200)=[{}, {}, {}], 0x1, 0x0, &(0x7f0000000140)=[{}]})
ioctl$MEDIA_IOC_SETUP_LINK(r2, 0xc0347c03, &(0x7f0000000580)={{0x80000000, 0x0, 0x0, [0x9, 0xc6]}, {r3, 0x0, 0x2, [0x9]}, 0x10000000, [0x5, 0x9]})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000300)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000800000010000100000037000600000000000000000004000a00"], 0x24}}, 0x0)

11:14:56 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB=')\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="97002cbdac00fedbdf2503"], 0x38}}, 0x0)
r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000000)='/proc/meminfo\x00', 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(r3, 0xc0189374, &(0x7f0000000080)={{0x1, 0x1, 0x18, 0xffffffffffffffff, {0x8}}, './file0\x00'})

11:14:56 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
r2 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)
ioctl$sock_bt_cmtp_CMTPCONNADD(0xffffffffffffffff, 0x400443c8, &(0x7f0000000080)={r2, 0x6f})

11:14:56 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000", @ANYRES16=r1, @ANYBLOB="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"], 0x14}}, 0x0)

[ 1665.839772] nbd: must specify a size in bytes for the device
11:14:56 executing program 0:
ioctl$FS_IOC_GETVERSION(0xffffffffffffffff, 0x80087601, &(0x7f0000000000))
fcntl$setflags(0xffffffffffffffff, 0x2, 0x1)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0)

[ 1665.883466] nbd: must specify at least one socket
11:14:56 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:56 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x24, r1, 0x1, 0x80000, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x24}, 0x1, 0x0, 0x0, 0x4008800}, 0x0)

11:14:56 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
r2 = openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)
ioctl$sock_bt_cmtp_CMTPCONNADD(0xffffffffffffffff, 0x400443c8, &(0x7f0000000080)={r2, 0x6f})

11:14:56 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000180)=ANY=[@ANYBLOB="b06741c7f04b9208ab7c8a04f20ab929999a4ff182e67226e141f163a3c7b96ce76e9c810260d887d597e231e322fc16e0176b7561440c784fd788c1e98b0d211e001ae594bbf9ed6a3bee8e5cf990fe8bce08cc3f56d2a5abc36743c33758bac7566de6a62f735385cb6f23c7d9d040260308cdb15e7635da83ec382590f57a883e0b79749fece596071166a7e4a97b96e33695c00328a9d30d5b75a5679c5d065456f375a1c3e2d47e7331c80852e2088ba15a499519c936b6f13e6149f71bdd85085bd304c2df6868858a13f4d8e475ebecec57b38dcb4e4f8502a2d51b95", @ANYRES64=r2, @ANYBLOB="010a000000000500000000000000"], 0x14}}, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r4)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r5)
r6 = syz_genetlink_get_family_id$nfc(&(0x7f0000000300), r5)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x2, 0x70bd2b, 0x25dfdbff, {}, ["", "", "", "", ""]}, 0x14}}, 0x8000)

[ 1665.943772] nbd: must specify a size in bytes for the device
[ 1665.962545] nbd: must specify a device to reconfigure
11:14:56 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000180)=ANY=[@ANYBLOB="b06741c7f04b9208ab7c8a04f20ab929999a4ff182e67226e141f163a3c7b96ce76e9c810260d887d597e231e322fc16e0176b7561440c784fd788c1e98b0d211e001ae594bbf9ed6a3bee8e5cf990fe8bce08cc3f56d2a5abc36743c33758bac7566de6a62f735385cb6f23c7d9d040260308cdb15e7635da83ec382590f57a883e0b79749fece596071166a7e4a97b96e33695c00328a9d30d5b75a5679c5d065456f375a1c3e2d47e7331c80852e2088ba15a499519c936b6f13e6149f71bdd85085bd304c2df6868858a13f4d8e475ebecec57b38dcb4e4f8502a2d51b95", @ANYRES64=r2, @ANYBLOB="010a000000000500000000000000"], 0x14}}, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r4)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r5)
r6 = syz_genetlink_get_family_id$nfc(&(0x7f0000000300), r5)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0)
sendmsg$NFC_CMD_GET_SE(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, r6, 0x2, 0x70bd2b, 0x25dfdbff, {}, ["", "", "", "", ""]}, 0x14}}, 0x8000)

11:14:56 executing program 4:
r0 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r0, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$int_out(r0, 0x5460, &(0x7f0000000080))
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000000)=ANY=[@ANYBLOB='d\v\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000010000000001000000040007803aa8115bd3eb2de7a699f0ee1a52e787e72e120fb4916dee4cf9112b520b"], 0x18}}, 0x0)

11:14:56 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:56 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:56 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = socket$bt_cmtp(0x1f, 0x3, 0x5)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
copy_file_range(r4, &(0x7f0000000000)=0x9c5, r2, &(0x7f0000000080)=0x1, 0x1, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="97002cbdac00fedbdf2503"], 0x38}}, 0x0)

11:14:56 executing program 0:
r0 = syz_open_dev$media(&(0x7f00000001c0), 0x9, 0x40000)
ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f00000003c0)={0x0, ""/256, 0x0, 0x0, <r1=>0x0})
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(r0, 0xc0c89425, &(0x7f0000000200)={"1544a3b3e458fb721c6e28524aae9c95", 0x0, r1, {0x8, 0x3}, {0x5, 0x6}, 0xfffffffffffffff8, [0x0, 0x182, 0x100, 0x6, 0x401, 0x3, 0x7fff, 0x357, 0xde4, 0x10000, 0x7ff00, 0x9, 0x100000002, 0xff, 0xffff, 0x30]})
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NFC_CMD_GET_SE(r3, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x1, 0x70bd29, 0x25dfdbff, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x20004010}, 0x20004000)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000000180), r5)
r6 = openat$mice(0xffffffffffffff9c, &(0x7f0000000800), 0x200080)
r7 = syz_open_procfs(0x0, &(0x7f0000000840)='net/netfilter\x00')
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000880)={0x38, r4, 0x8, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x20006080}, 0x48840)
r8 = syz_open_procfs(0x0, &(0x7f0000000300)='net/tcp6\x00')
sendmsg$SOCK_DIAG_BY_FAMILY(r8, &(0x7f00000007c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000780)={&(0x7f00000005c0)={0x1b8, 0x14, 0x0, 0x70bd2c, 0x25dfdbfe, {0x28, 0x4}, [@INET_DIAG_REQ_BYTECODE={0xa7, 0x1, "114727658d67097953b44b3ad6b98122d1308fbb19e4e4156bff354c78ae088c2beb4c300ec9afcaf30a1d1e0647639949dbfb43de91bd212ea73f2f7d08a4ef3a40bf8e2ee95851df6ce779f219d3940e8f42c61798b86c873ac056a2ca27592427c9e51479cf60fdd0136d14c7f97d91d89ea88c1e03e60546b738cd3bc9f638c6df7c43e908445eba437bb342c2819ec07b0008d31f82b72f3765492caf4f45d4e6"}, @INET_DIAG_REQ_BYTECODE={0xfc, 0x1, "b6910d014e658a0a53c6dfba05275324ee8209f748b50687fbcaa4415c4c4b5e7dd0648716d9e6251d473638b94d4c065f40ed68121af4b5955b2284921b480a62c693a1826802baee312c6d4a78d7b07029c2754e0a2be98f1120b101e133a31b24f60a57ce9b76b673a23d2b5450c19fb2228ad6eba40dc7dacd78f7f94a6a3b79f124e064e6e4379b23aee66e30875a85b6acbe937db648ccf41946fbe5f2413c1ffdefe328e226da10da19f4301ccee437ca70367aedceeb0e26a4bd9a650279d3dee5faf6f4c155da17ee79dd507d7abafc3e3df99b9f525165dbe838d7b90d047d2ec6da26068c1094195c82a7e206772bf6bf7889"}]}, 0x1b8}, 0x1, 0x0, 0x0, 0x40000}, 0x4000000)

[ 1666.082373] nbd: must specify at least one socket
11:14:56 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:56 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r3)
sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x300, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000000}, 0x0)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000380)={0x14, r2, 0xa01}, 0x14}}, 0x0)

11:14:56 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:56 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
r6 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000500), 0x680000, 0x0)
r7 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000540), 0x10080, 0x0)
sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x68, r5, 0x2, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x20000054}, 0x4000001)
r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1)
sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="251a7fa0", @ANYRES16=r8, @ANYBLOB="200027bd7000fddbdf25030000000c000600030000000000000008000100000000000c00040001000100000000001c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="cefe0100", @ANYRES32, @ANYBLOB="0c00030001000000000000000c000800ff00000000000000"], 0x68}, 0x1, 0x0, 0x0, 0x800}, 0x6000)
r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_RECONFIGURE(r9, &(0x7f0000000480)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x48, r2, 0x300, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x48}, 0x1, 0x0, 0x0, 0x20040915}, 0x4000000)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="97002cbdac00fedbdf2503"], 0x38}}, 0x0)
sendmsg$NFC_CMD_GET_TARGET(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x14, 0x0, 0x800, 0x70bd28, 0x25dfdbff, {}, ["", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x800}, 0x2000e000)

11:14:56 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:56 executing program 4:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:56 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000015c0)={0x0, 0x0, &(0x7f0000001540)={&(0x7f0000000000)=ANY=[@ANYBLOB="6c89cc891559a998280e52bd146dde73a370366b172e5ceea7147cce9f8a774f0484b0596587d9d76b31d077f91e66cca423408bd4b5e6863eefb6e95d6c760f18988048d526f6a70af97b7217b9231050edf598256869151476da0a11c5dc4774bf2a2c7cdbbce9515923219af16591fa223e3c745a7d2a682a2d55389030dfdd0a3c8b1136c29f3f2f8d6967535754f655ea36c969f2540afccf5a43a832a525ef79f7fed43cf306c73a299caac5d1322c0a59b3a13f4f5dc62f981a1f239e824b94422e7e3fd8636937212e9f9a16650d92bd4216ade2ebffff1d2094b23f125c015c9e9ece7b8d471e", @ANYRES16=0x0, @ANYBLOB="010a000000000000000005000000"], 0x14}}, 0x0)

11:14:56 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1666.264174] nbd: must specify at least one socket
11:14:56 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), r3)
sendmsg$NET_DM_CMD_START(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r5, 0x1}, 0x14}}, 0x0)
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r8 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), r6)
sendmsg$NET_DM_CMD_START(r7, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r8, 0x1}, 0x14}}, 0x0)
sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0x28, &(0x7f0000000100)={&(0x7f0000000080)={0x14, r8, 0x10, 0x70bd28, 0x25dfdbfc, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x4000)
r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r9)
syz_genetlink_get_family_id$nfc(&(0x7f0000000240), r9)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES8=r4, @ANYBLOB="17763bc0082503"], 0x38}, 0x1, 0x0, 0x0, 0x2000c810}, 0x0)

11:14:56 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1666.289402] nbd: must specify a device to reconfigure
11:14:56 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000800000000000100000037000600000000000000000004000a006e0c2c5cc894656142c8549fa7c591007257f70ad7a397a6cc1a450ab6c67f45a8ef71397a1179018c9a7e4b80ced688bac26c0787c5e90526ea6be5b9de4c5124d617c52ebded527432524470533d56d6cb7b8d"], 0x24}}, 0x0)
ioctl$F2FS_IOC_START_ATOMIC_WRITE(0xffffffffffffffff, 0xf501, 0x0)

11:14:56 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="97002cbdac00fedbdf2503"], 0x38}}, 0x0)
getpid()

11:14:57 executing program 4:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:57 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:57 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000800000000000100000037000600000000000000000004000a006e0c2c5cc894656142c8549fa7c591007257f70ad7a397a6cc1a450ab6c67f45a8ef71397a1179018c9a7e4b80ced688bac26c0787c5e90526ea6be5b9de4c5124d617c52ebded527432524470533d56d6cb7b8d"], 0x24}}, 0x0)
ioctl$F2FS_IOC_START_ATOMIC_WRITE(0xffffffffffffffff, 0xf501, 0x0)

11:14:57 executing program 1:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 4:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:57 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:57 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

[ 1666.502324] nbd: must specify at least one socket
11:14:57 executing program 0:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2)
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3)
sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
r5 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r5, 0xc0189371, &(0x7f0000001f40)=ANY=[@ANYBLOB="0100000401000000182ca400", @ANYRES32, @ANYBLOB='\x00\x00\x00\x00\x00\x00\x00\x00./file0\x00'])
r6 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r6, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r7 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r7, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
ioctl$AUTOFS_DEV_IOCTL_OPENMOUNT(0xffffffffffffffff, 0xc0189374, &(0x7f00000000c0)={{0x1, 0x1, 0x18, <r8=>0xffffffffffffffff, {0x2}}, './file0\x00'})
r9 = socket(0xa, 0xa, 0x6)
r10 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r10, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000100)={&(0x7f0000000200)={0xa0, r4, 0x0, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}, {0x8, 0x1, r10}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}]}, 0xa0}, 0x1, 0x0, 0x0, 0x15}, 0x4810)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0x37}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x24}}, 0x0)

11:14:57 executing program 4:
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$nbd(&(0x7f0000000080), r0)
r3 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r3, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r4 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000100), 0x430182, 0x0)
r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r6)
sendmsg$NBD_CMD_CONNECT(r6, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x20, r7, 0x4, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x20}, 0x1, 0x0, 0x0, 0x4040810}, 0x1)
sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x6c, r2, 0x0, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7f}]}, 0x6c}, 0x1, 0x0, 0x0, 0x8ec71db1bb381df9}, 0x1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1800030c", @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004000780"], 0x18}}, 0x0)

11:14:57 executing program 1:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:57 executing program 0:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:57 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:57 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:57 executing program 0:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

[ 1666.670783] nbd: must specify at least one socket
11:14:57 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:57 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:57 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

[ 1666.744246] nbd: must specify at least one socket
11:14:57 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$mice(0xffffffffffffff9c, &(0x7f0000000240), 0xe100)
r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r2, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={<r3=>0xffffffffffffffff})
r4 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r4, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r5 = signalfd4(0xffffffffffffffff, &(0x7f00000002c0)={[0x1000]}, 0x8, 0x80000)
r6 = openat$dlm_monitor(0xffffffffffffff9c, &(0x7f0000000340), 0x40000, 0x0)
r7 = openat$sysfs(0xffffffffffffff9c, &(0x7f0000000380)='/sys/module/netpoll', 0x705002, 0xf0afc8058a3f8fc1)
r8 = openat$mice(0xffffffffffffff9c, &(0x7f00000003c0), 0x400)
r9 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r9, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r10 = socket(0xa, 0x1, 0xfffffe87)
sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000540)={&(0x7f0000000400)={0x114, 0x0, 0x108, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\'\\'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x343}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}]}, 0x114}, 0x1, 0x0, 0x0, 0x4004880}, 0x48014)
r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r12 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r14 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), r12)
sendmsg$NET_DM_CMD_START(r13, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r14, 0x1}, 0x14}}, 0x0)
sendmsg$NET_DM_CMD_STOP(r0, &(0x7f0000000680)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000640)={&(0x7f0000000600)={0x14, r14, 0x100, 0x70bd2a, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x4000800)
r15 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NET_DM_CMD_START(r15, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x10, 0x70bd27, 0x25dfdbfc, {}, [""]}, 0x14}, 0x1, 0x0, 0x0, 0x8001}, 0x1)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x24, r11, 0x1, 0x80000, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0x37}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x24}}, 0x0)

11:14:57 executing program 1:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 0:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:57 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:57 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x24, r1, 0x1, 0x80000, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0x37}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x24}}, 0x0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2)
r3 = syz_genetlink_get_family_id$net_dm(&(0x7f00000000c0), r0)
sendmsg$NET_DM_CMD_STOP(r2, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x4, 0x70bd28, 0x25dfdbff, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x44080)

[ 1666.815371] nbd: must specify at least one socket
11:14:57 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:57 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
syz_genetlink_get_family_id$nfc(&(0x7f0000001380), r2)
r3 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000080), 0x40000, 0x0)
ioctl$F2FS_IOC_MOVE_RANGE(0xffffffffffffffff, 0xc020f509, &(0x7f0000000100)={<r4=>0xffffffffffffffff, 0x4, 0x101, 0x8})
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0x100, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7ff}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x58}, 0x1, 0x0, 0x0, 0x8084}, 0x800)
ioctl$FICLONERANGE(r4, 0x4020940d, &(0x7f00000002c0)={{r4}, 0x100000001, 0x7, 0x6})
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0)

11:14:57 executing program 0:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x24, r1, 0x1, 0x80000, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0x37}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x24}}, 0x0)
r2 = openat$btrfs_control(0xffffffffffffff9c, &(0x7f0000001580), 0x0, 0x0)
ioctl$AUTOFS_DEV_IOCTL_VERSION(r2, 0xc0189371, &(0x7f0000001f40)={{0x1, 0x1, 0x18}, './file0\x00'})
r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$net_dm(&(0x7f0000000040), r3)
sendmsg$NET_DM_CMD_START(r4, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r5, 0x1}, 0x14}}, 0x0)
sendmsg$NET_DM_CMD_STOP(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, r5, 0x100, 0x70bd26, 0x25dfdbfb, {}, ["", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x1)
ioctl$BTRFS_IOC_TREE_SEARCH(r2, 0xd0009411, &(0x7f0000000340)={{0x0, 0x519, 0x0, 0xa2, 0x8000, 0x101, 0x0, 0xff, 0x27, 0x11, 0x7fff, 0x68, 0x5, 0x10000}})

[ 1666.882584] nbd: must specify at least one socket
[ 1666.889793] nbd: must specify at least one socket
11:14:57 executing program 0:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 0:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 1:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:57 executing program 1:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

[ 1666.971845] nbd: must specify at least one socket
11:14:57 executing program 1:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 1:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#\\@$\xb6'}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:57 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:57 executing program 0:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2)
sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x20}}, 0x0)
sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x44, r3, 0x506, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}]}, 0x44}, 0x1, 0x0, 0x0, 0xc884}, 0x4000841)
r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r4)
sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="97002cbdac00fedbdf2503"], 0x38}}, 0x0)

11:14:57 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:57 executing program 1:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

[ 1667.039149] nbd: must specify a size in bytes for the device
11:14:57 executing program 0:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 1:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000200)={"ec0c49636216a36d8ead42371d0a8c90", 0x0, 0x0, {0x1, 0x2}, {0x1, 0x2}, 0x1, [0x3, 0x4, 0x81, 0x9, 0x7ff, 0x0, 0xf9, 0x1, 0x800, 0x95, 0x80000000, 0x80000000, 0x3, 0x80, 0x6, 0x3]})
r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 5:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:57 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

[ 1667.162650] nbd: must specify at least one socket
11:14:57 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:57 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

[ 1667.188316] nbd: must specify a device to reconfigure
11:14:57 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:57 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:57 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:57 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:58 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:58 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:58 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:58 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:58 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:58 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

[ 1667.370941] nla_parse: 183 callbacks suppressed
[ 1667.370947] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'.
11:14:58 executing program 4:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:58 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(0x0, r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:58 executing program 1:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:58 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:58 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:58 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, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:58 executing program 5:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)
openat$bsg(0xffffffffffffff9c, &(0x7f0000000000), 0x400000, 0x0)

11:14:58 executing program 2:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = openat$procfs(0xffffffffffffff9c, &(0x7f00000003c0)='/proc/slabinfo\x00', 0x0, 0x0)
r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000780), r0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x0)
sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000a00)={0x0, 0x0, 0x0}, 0x0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000900)={0x0, 0x0, &(0x7f00000008c0)={&(0x7f0000000800)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x37d3d82d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8004}, 0x4)

11:14:58 executing program 1:
ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, 0x0)
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

11:14:58 executing program 0:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

[ 1667.622237] ==================================================================
[ 1667.629789] BUG: KASAN: use-after-free in refcount_dec_not_one+0x9a/0xc0
[ 1667.636736] Read of size 4 at addr ffff8880abc8a698 by task systemd-udevd/5286
[ 1667.644075] 
[ 1667.645682] CPU: 0 PID: 5286 Comm: systemd-udevd Not tainted 4.14.302-syzkaller #0
[ 1667.653368] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 1667.662882] Call Trace:
[ 1667.665452]  dump_stack+0x1b2/0x281
[ 1667.669057]  print_address_description.cold+0x54/0x1d3
[ 1667.674321]  kasan_report_error.cold+0x8a/0x191
[ 1667.678990]  ? refcount_dec_not_one+0x9a/0xc0
[ 1667.683583]  __asan_report_load4_noabort+0x68/0x70
[ 1667.688524]  ? refcount_dec_not_one+0x9a/0xc0
[ 1667.693458]  refcount_dec_not_one+0x9a/0xc0
[ 1667.697765]  refcount_dec_and_mutex_lock+0x1a/0x60
[ 1667.702865]  nbd_release+0xf3/0x150
[ 1667.706494]  ? nbd_ioctl+0xad0/0xad0
[ 1667.710197]  __blkdev_put+0x5aa/0x800
[ 1667.713984]  ? revalidate_disk+0x1f0/0x1f0
[ 1667.718196]  ? locks_remove_file+0x2cd/0x420
[ 1667.722587]  ? blkdev_put+0x75/0x4c0
[ 1667.726295]  ? blkdev_put+0x4c0/0x4c0
[ 1667.730079]  blkdev_close+0x86/0xb0
[ 1667.733689]  __fput+0x25f/0x7a0
[ 1667.736951]  task_work_run+0x11f/0x190
[ 1667.740831]  exit_to_usermode_loop+0x1ad/0x200
[ 1667.745484]  do_syscall_64+0x4a3/0x640
[ 1667.749355]  entry_SYSCALL_64_after_hwframe+0x5e/0xd3
[ 1667.754699] RIP: 0033:0x7fc7400a6270
[ 1667.758416] RSP: 002b:00007fff5038b658 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 1667.766105] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007fc7400a6270
[ 1667.773357] RDX: 000000000aba9500 RSI: 0000000000000000 RDI: 0000000000000007
[ 1667.780608] RBP: 00007fc740f60710 R08: 000000000000004a R09: 0000000000000008
[ 1667.787956] R10: 000055bf41a211b8 R11: 0000000000000246 R12: 0000000000000000
[ 1667.795239] R13: 000055bf41a1c6e0 R14: 0000000000000003 R15: 000000000000000e
[ 1667.802492] 
[ 1667.804127] Allocated by task 5279:
[ 1667.807747]  kasan_kmalloc+0xeb/0x160
[ 1667.811881]  kmem_cache_alloc_trace+0x131/0x3d0
[ 1667.816540]  nbd_dev_add+0x7c/0x800
[ 1667.820147]  nbd_genl_connect+0x3a4/0x13e0
[ 1667.824363]  genl_family_rcv_msg+0x572/0xb20
[ 1667.828783]  genl_rcv_msg+0xaf/0x140
[ 1667.832482]  netlink_rcv_skb+0x125/0x390
[ 1667.836628]  genl_rcv+0x24/0x40
[ 1667.839908]  netlink_unicast+0x437/0x610
[ 1667.843951]  netlink_sendmsg+0x648/0xbc0
[ 1667.847992]  sock_sendmsg+0xb5/0x100
[ 1667.851692]  ___sys_sendmsg+0x6c8/0x800
[ 1667.855653]  __sys_sendmsg+0xa3/0x120
[ 1667.859430]  SyS_sendmsg+0x27/0x40
[ 1667.863062]  do_syscall_64+0x1d5/0x640
[ 1667.866936]  entry_SYSCALL_64_after_hwframe+0x5e/0xd3
[ 1667.872384] 
[ 1667.874001] Freed by task 5286:
[ 1667.877389]  kasan_slab_free+0xc3/0x1a0
[ 1667.881968]  kfree+0xc9/0x250
[ 1667.885060]  nbd_put.part.0+0x100/0x140
[ 1667.889021]  nbd_config_put+0x51c/0x6c0
[ 1667.892997]  nbd_release+0xdf/0x150
[ 1667.897053]  __blkdev_put+0x5aa/0x800
[ 1667.900850]  blkdev_close+0x86/0xb0
[ 1667.904463]  __fput+0x25f/0x7a0
[ 1667.907991]  task_work_run+0x11f/0x190
[ 1667.911901]  exit_to_usermode_loop+0x1ad/0x200
[ 1667.916579]  do_syscall_64+0x4a3/0x640
[ 1667.920460]  entry_SYSCALL_64_after_hwframe+0x5e/0xd3
[ 1667.925634] 
[ 1667.927240] The buggy address belongs to the object at ffff8880abc8a5c0
[ 1667.927240]  which belongs to the cache kmalloc-512 of size 512
[ 1667.939880] The buggy address is located 216 bytes inside of
[ 1667.939880]  512-byte region [ffff8880abc8a5c0, ffff8880abc8a7c0)
[ 1667.951911] The buggy address belongs to the page:
[ 1667.956840] page:ffffea0002af2280 count:1 mapcount:0 mapping:ffff8880abc8a0c0 index:0xffff8880abc8ad40
[ 1667.966277] flags: 0xfff00000000100(slab)
[ 1667.970490] raw: 00fff00000000100 ffff8880abc8a0c0 ffff8880abc8ad40 0000000100000004
[ 1667.978359] raw: ffffea000255fae0 ffffea00026b52a0 ffff88813fe74940 0000000000000000
[ 1667.986392] page dumped because: kasan: bad access detected
[ 1667.992273] 
[ 1667.993889] Memory state around the buggy address:
[ 1667.998826]  ffff8880abc8a580: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb
[ 1668.006345]  ffff8880abc8a600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 1668.014384] >ffff8880abc8a680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 1668.021733]                             ^
[ 1668.025866]  ffff8880abc8a700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[ 1668.033417]  ffff8880abc8a780: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc
[ 1668.040766] ==================================================================
[ 1668.048117] Disabling lock debugging due to kernel taint
[ 1668.062908] Kernel panic - not syncing: panic_on_warn set ...
[ 1668.062908] 
11:14:58 executing program 3:
r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10)
r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0)
sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000600010000000a0000000c000200142d000000000000"], 0x30}}, 0x0)

[ 1668.070299] CPU: 0 PID: 5286 Comm: systemd-udevd Tainted: G    B           4.14.302-syzkaller #0
[ 1668.079211] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
[ 1668.088556] Call Trace:
[ 1668.091228]  dump_stack+0x1b2/0x281
[ 1668.094849]  panic+0x1f9/0x42d
[ 1668.098039]  ? add_taint.cold+0x16/0x16
[ 1668.102017]  ? ___preempt_schedule+0x16/0x18
[ 1668.106439]  kasan_end_report+0x43/0x49
[ 1668.110607]  kasan_report_error.cold+0xa7/0x191
[ 1668.115475]  ? refcount_dec_not_one+0x9a/0xc0
[ 1668.119955]  __asan_report_load4_noabort+0x68/0x70
[ 1668.124878]  ? refcount_dec_not_one+0x9a/0xc0
[ 1668.129384]  refcount_dec_not_one+0x9a/0xc0
[ 1668.133787]  refcount_dec_and_mutex_lock+0x1a/0x60
[ 1668.138787]  nbd_release+0xf3/0x150
[ 1668.142396]  ? nbd_ioctl+0xad0/0xad0
[ 1668.146273]  __blkdev_put+0x5aa/0x800
[ 1668.150192]  ? revalidate_disk+0x1f0/0x1f0
[ 1668.154670]  ? locks_remove_file+0x2cd/0x420
[ 1668.159080]  ? blkdev_put+0x75/0x4c0
[ 1668.162780]  ? blkdev_put+0x4c0/0x4c0
[ 1668.166563]  blkdev_close+0x86/0xb0
[ 1668.170276]  __fput+0x25f/0x7a0
[ 1668.173537]  task_work_run+0x11f/0x190
[ 1668.177483]  exit_to_usermode_loop+0x1ad/0x200
[ 1668.182137]  do_syscall_64+0x4a3/0x640
[ 1668.186015]  entry_SYSCALL_64_after_hwframe+0x5e/0xd3
[ 1668.191189] RIP: 0033:0x7fc7400a6270
[ 1668.194887] RSP: 002b:00007fff5038b658 EFLAGS: 00000246 ORIG_RAX: 0000000000000003
[ 1668.202572] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007fc7400a6270
[ 1668.209820] RDX: 000000000aba9500 RSI: 0000000000000000 RDI: 0000000000000007
[ 1668.217067] RBP: 00007fc740f60710 R08: 000000000000004a R09: 0000000000000008
[ 1668.224314] R10: 000055bf41a211b8 R11: 0000000000000246 R12: 0000000000000000
[ 1668.231564] R13: 000055bf41a1c6e0 R14: 0000000000000003 R15: 000000000000000e
[ 1668.238999] Kernel Offset: disabled
[ 1668.242611] Rebooting in 86400 seconds..