}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:45 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:45 executing program 4: socketpair(0x23, 0x8601000000000000, 0x200000, &(0x7f0000000000)) 02:56:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:45 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x0) 02:56:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:46 executing program 1: socketpair(0x23, 0x5, 0xfb01, &(0x7f0000000000)) 02:56:46 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:46 executing program 4: socketpair(0x23, 0x8700000000000000, 0x200000, &(0x7f0000000000)) 02:56:46 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:46 executing program 1: socketpair(0x23, 0x5, 0xfc00, &(0x7f0000000000)) 02:56:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:46 executing program 4: socketpair(0x23, 0x8701000000000000, 0x200000, &(0x7f0000000000)) 02:56:46 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x0) 02:56:46 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:46 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:46 executing program 1: socketpair(0x23, 0x5, 0xfc01, &(0x7f0000000000)) 02:56:46 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:46 executing program 1: socketpair(0x23, 0x5, 0xfd00, &(0x7f0000000000)) 02:56:46 executing program 4: socketpair(0x23, 0x8800000000000000, 0x200000, &(0x7f0000000000)) 02:56:46 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:46 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x0) 02:56:46 executing program 4: socketpair(0x23, 0x8801000000000000, 0x200000, &(0x7f0000000000)) 02:56:46 executing program 1: socketpair(0x23, 0x5, 0xfd01, &(0x7f0000000000)) 02:56:46 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x4000014) 02:56:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:46 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:46 executing program 4: socketpair(0x23, 0x8900000000000000, 0x200000, &(0x7f0000000000)) 02:56:46 executing program 1: socketpair(0x23, 0x5, 0xfe00, &(0x7f0000000000)) 02:56:46 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x0) 02:56:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:46 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x0) 02:56:46 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:46 executing program 4: socketpair(0x23, 0x8901000000000000, 0x200000, &(0x7f0000000000)) 02:56:46 executing program 1: socketpair(0x23, 0x5, 0xfe01, &(0x7f0000000000)) 02:56:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:46 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:46 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x4000014) 02:56:46 executing program 4: socketpair(0x23, 0x8a00000000000000, 0x200000, &(0x7f0000000000)) 02:56:46 executing program 1: socketpair(0x23, 0x5, 0xff00, &(0x7f0000000000)) 02:56:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 4: socketpair(0x23, 0x8a01000000000000, 0x200000, &(0x7f0000000000)) 02:56:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x0) 02:56:47 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x4000014) 02:56:47 executing program 1: socketpair(0x23, 0x5, 0xff01, &(0x7f0000000000)) 02:56:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 4: socketpair(0x23, 0x8b00000000000000, 0x200000, &(0x7f0000000000)) 02:56:47 executing program 1: socketpair(0x23, 0x5, 0x20000, &(0x7f0000000000)) 02:56:47 executing program 4: socketpair(0x23, 0x8b01000000000000, 0x200000, &(0x7f0000000000)) [ 2824.478705] nla_parse: 166 callbacks suppressed [ 2824.478718] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2824.501168] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:56:47 executing program 3: syz_init_net_socket$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$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x0) 02:56:47 executing program 4: socketpair(0x23, 0x8c00000000000000, 0x200000, &(0x7f0000000000)) 02:56:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 1: socketpair(0x23, 0x5, 0x200000, &(0x7f0000000000)) [ 2824.656949] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 3: 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 4: socketpair(0x23, 0x8c01000000000000, 0x200000, &(0x7f0000000000)) [ 2824.744388] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2824.783906] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:56:47 executing program 1: socketpair(0x23, 0x5, 0x1000000, &(0x7f0000000000)) 02:56:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2824.836336] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:47 executing program 4: socketpair(0x23, 0x8d00000000000000, 0x200000, &(0x7f0000000000)) 02:56:47 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 3: syz_init_net_socket$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$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 1: socketpair(0x23, 0x5, 0x1010000, &(0x7f0000000000)) 02:56:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 4: socketpair(0x23, 0x8d01000000000000, 0x200000, &(0x7f0000000000)) [ 2825.001591] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:56:47 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 1: socketpair(0x23, 0x5, 0x2000000, &(0x7f0000000000)) 02:56:47 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 4: socketpair(0x23, 0x8e00000000000000, 0x200000, &(0x7f0000000000)) 02:56:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:47 executing program 1: socketpair(0x23, 0x5, 0x2010000, &(0x7f0000000000)) 02:56:48 executing program 4: socketpair(0x23, 0x8e01000000000000, 0x200000, &(0x7f0000000000)) [ 2825.213310] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:56:48 executing program 1: socketpair(0x23, 0x5, 0x3000000, &(0x7f0000000000)) 02:56:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2825.305190] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:56:48 executing program 1: socketpair(0x23, 0x5, 0x3010000, &(0x7f0000000000)) 02:56:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 4: socketpair(0x23, 0x8f00000000000000, 0x200000, &(0x7f0000000000)) 02:56:48 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 1: socketpair(0x23, 0x5, 0x4000000, &(0x7f0000000000)) [ 2825.474965] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:56:48 executing program 4: socketpair(0x23, 0x8f01000000000000, 0x200000, &(0x7f0000000000)) 02:56:48 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x4000014) 02:56:48 executing program 1: socketpair(0x23, 0x5, 0x4010000, &(0x7f0000000000)) 02:56:48 executing program 4: socketpair(0x23, 0x9000000000000000, 0x200000, &(0x7f0000000000)) 02:56:48 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 1: socketpair(0x23, 0x5, 0x5000000, &(0x7f0000000000)) 02:56:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 1: socketpair(0x23, 0x5, 0x5010000, &(0x7f0000000000)) 02:56:48 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 4: socketpair(0x23, 0x9001000000000000, 0x200000, &(0x7f0000000000)) 02:56:48 executing program 1: socketpair(0x23, 0x5, 0x6000000, &(0x7f0000000000)) 02:56:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x68, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 4: socketpair(0x23, 0x9100000000000000, 0x200000, &(0x7f0000000000)) 02:56:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x68, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:48 executing program 1: socketpair(0x23, 0x5, 0x6010000, &(0x7f0000000000)) 02:56:49 executing program 4: socketpair(0x23, 0x9101000000000000, 0x200000, &(0x7f0000000000)) 02:56:49 executing program 3: syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 1: socketpair(0x23, 0x5, 0x7000000, &(0x7f0000000000)) [ 2826.350626] nbd: must specify a size in bytes for the device 02:56:49 executing program 4: socketpair(0x23, 0x9200000000000000, 0x200000, &(0x7f0000000000)) 02:56:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x68, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 1: socketpair(0x23, 0x5, 0x7010000, &(0x7f0000000000)) 02:56:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 4: socketpair(0x23, 0x9201000000000000, 0x200000, &(0x7f0000000000)) 02:56:49 executing program 1: socketpair(0x23, 0x5, 0x8000000, &(0x7f0000000000)) 02:56:49 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x68, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 4: socketpair(0x23, 0x9300000000000000, 0x200000, &(0x7f0000000000)) 02:56:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x68, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 4: socketpair(0x23, 0x9301000000000000, 0x200000, &(0x7f0000000000)) 02:56:49 executing program 1: socketpair(0x23, 0x5, 0x8010000, &(0x7f0000000000)) 02:56:49 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 4: socketpair(0x23, 0x9400000000000000, 0x200000, &(0x7f0000000000)) 02:56:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x68, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2826.860098] nbd: must specify a size in bytes for the device 02:56:49 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 1: socketpair(0x23, 0x5, 0x9000000, &(0x7f0000000000)) 02:56:49 executing program 4: socketpair(0x23, 0x9401000000000000, 0x200000, &(0x7f0000000000)) 02:56:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 1: socketpair(0x23, 0x5, 0x9010000, &(0x7f0000000000)) 02:56:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x20, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2827.071148] nbd: must specify a size in bytes for the device 02:56:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 4: socketpair(0x23, 0x9500000000000000, 0x200000, &(0x7f0000000000)) 02:56:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:49 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) 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$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 1: socketpair(0x23, 0x5, 0xa000000, &(0x7f0000000000)) 02:56:50 executing program 4: socketpair(0x23, 0x9501000000000000, 0x200000, &(0x7f0000000000)) 02:56:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2827.275137] nbd: must specify at least one socket 02:56:50 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 4: socketpair(0x23, 0x9600000000000000, 0x200000, &(0x7f0000000000)) 02:56:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x20, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 1: socketpair(0x23, 0x5, 0xa010000, &(0x7f0000000000)) 02:56:50 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 4: socketpair(0x23, 0x9601000000000000, 0x200000, &(0x7f0000000000)) 02:56:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 1: socketpair(0x23, 0x5, 0xb000000, &(0x7f0000000000)) 02:56:50 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) 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$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2827.475325] nbd: must specify at least one socket 02:56:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x20, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 4: socketpair(0x23, 0x9700000000000000, 0x200000, &(0x7f0000000000)) 02:56:50 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2827.596463] nbd: must specify at least one socket 02:56:50 executing program 1: socketpair(0x23, 0x5, 0xb010000, &(0x7f0000000000)) 02:56:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 4: socketpair(0x23, 0x9701000000000000, 0x200000, &(0x7f0000000000)) 02:56:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 1: socketpair(0x23, 0x5, 0xc000000, &(0x7f0000000000)) 02:56:50 executing program 4: socketpair(0x23, 0x9800000000000000, 0x200000, &(0x7f0000000000)) 02:56:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x3c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 1: socketpair(0x23, 0x5, 0xc010000, &(0x7f0000000000)) 02:56:50 executing program 4: socketpair(0x23, 0x9801000000000000, 0x200000, &(0x7f0000000000)) 02:56:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 4: socketpair(0x23, 0x9900000000000000, 0x200000, &(0x7f0000000000)) 02:56:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 1: socketpair(0x23, 0x5, 0xd000000, &(0x7f0000000000)) 02:56:50 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:50 executing program 0: syz_init_net_socket$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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:50 executing program 4: socketpair(0x23, 0x9901000000000000, 0x200000, &(0x7f0000000000)) 02:56:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 1: socketpair(0x23, 0x5, 0xd010000, &(0x7f0000000000)) 02:56:51 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 4: socketpair(0x23, 0x9a00000000000000, 0x200000, &(0x7f0000000000)) 02:56:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 1: socketpair(0x23, 0x5, 0xe000000, &(0x7f0000000000)) 02:56:51 executing program 4: socketpair(0x23, 0x9a01000000000000, 0x200000, &(0x7f0000000000)) 02:56:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 1: socketpair(0x23, 0x5, 0xe010000, &(0x7f0000000000)) 02:56:51 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 4: socketpair(0x23, 0x9b00000000000000, 0x200000, &(0x7f0000000000)) 02:56:51 executing program 1: socketpair(0x23, 0x5, 0xf000000, &(0x7f0000000000)) 02:56:51 executing program 4: socketpair(0x23, 0x9b01000000000000, 0x200000, &(0x7f0000000000)) 02:56:51 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 1: socketpair(0x23, 0x5, 0xf010000, &(0x7f0000000000)) 02:56:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 1: socketpair(0x23, 0x5, 0x10000000, &(0x7f0000000000)) 02:56:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 4: socketpair(0x23, 0x9c00000000000000, 0x200000, &(0x7f0000000000)) 02:56:51 executing program 1: socketpair(0x23, 0x5, 0x10010000, &(0x7f0000000000)) 02:56:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 4: socketpair(0x23, 0x9c01000000000000, 0x200000, &(0x7f0000000000)) 02:56:51 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x4000014) 02:56:51 executing program 1: socketpair(0x23, 0x5, 0x11000000, &(0x7f0000000000)) 02:56:51 executing program 4: socketpair(0x23, 0x9d00000000000000, 0x200000, &(0x7f0000000000)) 02:56:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:56:51 executing program 1: socketpair(0x23, 0x5, 0x11010000, &(0x7f0000000000)) 02:56:51 executing program 4: socketpair(0x23, 0x9d01000000000000, 0x200000, &(0x7f0000000000)) 02:56:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 1: socketpair(0x23, 0x5, 0x12000000, &(0x7f0000000000)) 02:56:52 executing program 4: socketpair(0x23, 0x9e00000000000000, 0x200000, &(0x7f0000000000)) 02:56:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 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$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 1: socketpair(0x23, 0x5, 0x12010000, &(0x7f0000000000)) 02:56:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 4: socketpair(0x23, 0x9e01000000000000, 0x200000, &(0x7f0000000000)) 02:56:52 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 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$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 4: socketpair(0x23, 0x9f00000000000000, 0x200000, &(0x7f0000000000)) 02:56:52 executing program 1: socketpair(0x23, 0x5, 0x13000000, &(0x7f0000000000)) 02:56:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 4: socketpair(0x23, 0x9f01000000000000, 0x200000, &(0x7f0000000000)) 02:56:52 executing program 1: socketpair(0x23, 0x5, 0x13010000, &(0x7f0000000000)) 02:56:52 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 4: socketpair(0x23, 0xa000000000000000, 0x200000, &(0x7f0000000000)) 02:56:52 executing program 1: socketpair(0x23, 0x5, 0x14000000, &(0x7f0000000000)) 02:56:52 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 4: socketpair(0x23, 0xa001000000000000, 0x200000, &(0x7f0000000000)) 02:56:52 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 1: socketpair(0x23, 0x5, 0x14010000, &(0x7f0000000000)) 02:56:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 4: socketpair(0x23, 0xa100000000000000, 0x200000, &(0x7f0000000000)) [ 2829.914274] nla_parse: 83 callbacks suppressed [ 2829.914284] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:56:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 1: socketpair(0x23, 0x5, 0x15000000, &(0x7f0000000000)) 02:56:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:52 executing program 4: socketpair(0x23, 0xa101000000000000, 0x200000, &(0x7f0000000000)) 02:56:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:52 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:52 executing program 1: socketpair(0x23, 0x5, 0x15010000, &(0x7f0000000000)) 02:56:52 executing program 4: socketpair(0x23, 0xa200000000000000, 0x200000, &(0x7f0000000000)) 02:56:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:53 executing program 1: socketpair(0x23, 0x5, 0x16000000, &(0x7f0000000000)) [ 2830.211717] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:53 executing program 4: socketpair(0x23, 0xa201000000000000, 0x200000, &(0x7f0000000000)) 02:56:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:53 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 1: socketpair(0x23, 0x5, 0x16010000, &(0x7f0000000000)) 02:56:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 4: socketpair(0x23, 0xa300000000000000, 0x200000, &(0x7f0000000000)) 02:56:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 1: socketpair(0x23, 0x5, 0x17000000, &(0x7f0000000000)) 02:56:53 executing program 4: socketpair(0x23, 0xa301000000000000, 0x200000, &(0x7f0000000000)) [ 2830.443117] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 1: socketpair(0x23, 0x5, 0x17010000, &(0x7f0000000000)) 02:56:53 executing program 4: socketpair(0x23, 0xa400000000000000, 0x200000, &(0x7f0000000000)) 02:56:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 1: socketpair(0x23, 0x5, 0x18000000, &(0x7f0000000000)) 02:56:53 executing program 4: socketpair(0x23, 0xa401000000000000, 0x200000, &(0x7f0000000000)) [ 2830.664544] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 1: socketpair(0x23, 0x5, 0x18010000, &(0x7f0000000000)) 02:56:53 executing program 4: socketpair(0x23, 0xa500000000000000, 0x200000, &(0x7f0000000000)) 02:56:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 1: socketpair(0x23, 0x5, 0x19000000, &(0x7f0000000000)) [ 2830.857661] nbd: must specify a size in bytes for the device 02:56:53 executing program 4: socketpair(0x23, 0xa501000000000000, 0x200000, &(0x7f0000000000)) [ 2830.925079] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:56:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 1: socketpair(0x23, 0x5, 0x19010000, &(0x7f0000000000)) 02:56:53 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2831.011180] nbd: must specify a size in bytes for the device 02:56:53 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 4: socketpair(0x23, 0xa600000000000000, 0x200000, &(0x7f0000000000)) 02:56:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:53 executing program 1: socketpair(0x23, 0x5, 0x1a000000, &(0x7f0000000000)) [ 2831.108034] nbd: must specify a size in bytes for the device 02:56:54 executing program 1: socketpair(0x23, 0x5, 0x1a010000, &(0x7f0000000000)) 02:56:54 executing program 4: socketpair(0x23, 0xa601000000000000, 0x200000, &(0x7f0000000000)) [ 2831.222532] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:56:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 4: socketpair(0x23, 0xa700000000000000, 0x200000, &(0x7f0000000000)) 02:56:54 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 1: socketpair(0x23, 0x5, 0x1b000000, &(0x7f0000000000)) 02:56:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 4: socketpair(0x23, 0xa701000000000000, 0x200000, &(0x7f0000000000)) [ 2831.443832] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 1: socketpair(0x23, 0x5, 0x1b010000, &(0x7f0000000000)) 02:56:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 4: socketpair(0x23, 0xa800000000000000, 0x200000, &(0x7f0000000000)) 02:56:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 4: socketpair(0x23, 0xa801000000000000, 0x200000, &(0x7f0000000000)) 02:56:54 executing program 1: socketpair(0x23, 0x5, 0x1c000000, &(0x7f0000000000)) [ 2831.669856] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 4: socketpair(0x23, 0xa900000000000000, 0x200000, &(0x7f0000000000)) 02:56:54 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 1: socketpair(0x23, 0x5, 0x1c010000, &(0x7f0000000000)) 02:56:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 4: socketpair(0x23, 0xa901000000000000, 0x200000, &(0x7f0000000000)) [ 2831.868965] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:54 executing program 1: socketpair(0x23, 0x5, 0x1d000000, &(0x7f0000000000)) 02:56:54 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0x0, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 4: socketpair(0x23, 0xaa00000000000000, 0x200000, &(0x7f0000000000)) 02:56:54 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 1: socketpair(0x23, 0x5, 0x1d010000, &(0x7f0000000000)) 02:56:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0x0, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:54 executing program 4: socketpair(0x23, 0xaa01000000000000, 0x200000, &(0x7f0000000000)) 02:56:54 executing program 1: socketpair(0x23, 0x5, 0x1e000000, &(0x7f0000000000)) [ 2832.152266] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:56:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0x0, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 4: socketpair(0x23, 0xab00000000000000, 0x200000, &(0x7f0000000000)) 02:56:55 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 1: socketpair(0x23, 0x5, 0x1e010000, &(0x7f0000000000)) 02:56:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2832.329287] nbd: must specify a size in bytes for the device 02:56:55 executing program 4: socketpair(0x23, 0xab01000000000000, 0x200000, &(0x7f0000000000)) 02:56:55 executing program 5: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2832.483366] nbd: must specify a size in bytes for the device 02:56:55 executing program 1: socketpair(0x23, 0x5, 0x1f000000, &(0x7f0000000000)) 02:56:55 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 4: socketpair(0x23, 0xac00000000000000, 0x200000, &(0x7f0000000000)) 02:56:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x20, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 1: socketpair(0x23, 0x5, 0x1f010000, &(0x7f0000000000)) 02:56:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2832.772023] nbd: must specify at least one socket 02:56:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x20, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 1: socketpair(0x23, 0x5, 0x20000000, &(0x7f0000000000)) 02:56:55 executing program 4: socketpair(0x23, 0xac01000000000000, 0x200000, &(0x7f0000000000)) 02:56:55 executing program 1: socketpair(0x23, 0x5, 0x20010000, &(0x7f0000000000)) 02:56:55 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x20, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 4: socketpair(0x23, 0xad00000000000000, 0x200000, &(0x7f0000000000)) 02:56:55 executing program 1: socketpair(0x23, 0x5, 0x21000000, &(0x7f0000000000)) 02:56:55 executing program 1: socketpair(0x23, 0x5, 0x21010000, &(0x7f0000000000)) 02:56:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 4: socketpair(0x23, 0xad01000000000000, 0x200000, &(0x7f0000000000)) 02:56:55 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:55 executing program 1: socketpair(0x23, 0x5, 0x22000000, &(0x7f0000000000)) 02:56:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2833.247853] nbd: must specify at least one socket 02:56:56 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 4: socketpair(0x23, 0xae00000000000000, 0x200000, &(0x7f0000000000)) [ 2833.286036] nbd: must specify a size in bytes for the device 02:56:56 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 1: socketpair(0x23, 0x5, 0x22010000, &(0x7f0000000000)) 02:56:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 4: socketpair(0x23, 0xae01000000000000, 0x200000, &(0x7f0000000000)) 02:56:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x3c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 1: socketpair(0x23, 0x5, 0x23000000, &(0x7f0000000000)) 02:56:56 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2833.501733] nbd: must specify a size in bytes for the device 02:56:56 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 4: socketpair(0x23, 0xaf00000000000000, 0x200000, &(0x7f0000000000)) 02:56:56 executing program 1: socketpair(0x23, 0x5, 0x23010000, &(0x7f0000000000)) 02:56:56 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 4: socketpair(0x23, 0xaf01000000000000, 0x200000, &(0x7f0000000000)) 02:56:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 1: socketpair(0x23, 0x5, 0x24000000, &(0x7f0000000000)) 02:56:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2833.748290] nbd: must specify a size in bytes for the device [ 2833.781970] nbd: must specify at least one socket 02:56:56 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 4: socketpair(0x23, 0xb000000000000000, 0x200000, &(0x7f0000000000)) 02:56:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 1: socketpair(0x23, 0x5, 0x24010000, &(0x7f0000000000)) 02:56:56 executing program 4: socketpair(0x23, 0xb001000000000000, 0x200000, &(0x7f0000000000)) 02:56:56 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2833.980558] nbd: must specify at least one socket 02:56:56 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x4000014) 02:56:56 executing program 1: socketpair(0x23, 0x5, 0x25000000, &(0x7f0000000000)) 02:56:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 4: socketpair(0x23, 0xb100000000000000, 0x200000, &(0x7f0000000000)) [ 2834.146040] nbd: must specify at least one socket 02:56:56 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:56 executing program 1: socketpair(0x23, 0x5, 0x25010000, &(0x7f0000000000)) 02:56:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:57 executing program 4: socketpair(0x23, 0xb101000000000000, 0x200000, &(0x7f0000000000)) 02:56:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:57 executing program 1: socketpair(0x23, 0x5, 0x26000000, &(0x7f0000000000)) 02:56:57 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:57 executing program 4: socketpair(0x23, 0xb200000000000000, 0x200000, &(0x7f0000000000)) 02:56:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:57 executing program 4: socketpair(0x23, 0xb201000000000000, 0x200000, &(0x7f0000000000)) 02:56:57 executing program 1: socketpair(0x23, 0x5, 0x26010000, &(0x7f0000000000)) 02:56:57 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:57 executing program 4: socketpair(0x23, 0xb300000000000000, 0x200000, &(0x7f0000000000)) 02:56:57 executing program 1: socketpair(0x23, 0x5, 0x27000000, &(0x7f0000000000)) 02:56:57 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x4000014) 02:56:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:57 executing program 1: socketpair(0x23, 0x5, 0x27010000, &(0x7f0000000000)) 02:56:57 executing program 4: socketpair(0x23, 0xb301000000000000, 0x200000, &(0x7f0000000000)) 02:56:57 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:56:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:57 executing program 1: socketpair(0x23, 0x5, 0x28000000, &(0x7f0000000000)) 02:56:57 executing program 4: socketpair(0x23, 0xb400000000000000, 0x200000, &(0x7f0000000000)) 02:56:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 2834.999620] nla_parse: 49 callbacks suppressed [ 2834.999630] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:57 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:56:58 executing program 1: socketpair(0x23, 0x5, 0x28010000, &(0x7f0000000000)) 02:56:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 2835.309845] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:58 executing program 4: socketpair(0x23, 0xb401000000000000, 0x200000, &(0x7f0000000000)) 02:56:58 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:56:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:58 executing program 1: socketpair(0x23, 0x5, 0x29000000, &(0x7f0000000000)) 02:56:58 executing program 4: socketpair(0x23, 0xb500000000000000, 0x200000, &(0x7f0000000000)) 02:56:58 executing program 1: socketpair(0x23, 0x5, 0x29010000, &(0x7f0000000000)) [ 2835.505651] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:58 executing program 4: socketpair(0x23, 0xb501000000000000, 0x200000, &(0x7f0000000000)) 02:56:58 executing program 1: socketpair(0x23, 0x5, 0x2a000000, &(0x7f0000000000)) 02:56:58 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:56:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2835.704055] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:56:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:58 executing program 4: socketpair(0x23, 0xb600000000000000, 0x200000, &(0x7f0000000000)) 02:56:58 executing program 1: socketpair(0x23, 0x5, 0x2a010000, &(0x7f0000000000)) 02:56:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2835.866164] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:58 executing program 1: socketpair(0x23, 0x5, 0x2b000000, &(0x7f0000000000)) 02:56:58 executing program 4: socketpair(0x23, 0xb601000000000000, 0x200000, &(0x7f0000000000)) [ 2835.960107] nbd: must specify at least one socket 02:56:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:58 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:56:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:58 executing program 4: socketpair(0x23, 0xb700000000000000, 0x200000, &(0x7f0000000000)) 02:56:58 executing program 1: socketpair(0x23, 0x5, 0x2b010000, &(0x7f0000000000)) [ 2836.097628] nbd: must specify at least one socket 02:56:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2836.146620] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:58 executing program 4: socketpair(0x23, 0xb701000000000000, 0x200000, &(0x7f0000000000)) 02:56:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:59 executing program 1: socketpair(0x23, 0x5, 0x2c000000, &(0x7f0000000000)) 02:56:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 2836.257849] nbd: must specify at least one socket 02:56:59 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:56:59 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:59 executing program 4: socketpair(0x23, 0xb800000000000000, 0x200000, &(0x7f0000000000)) 02:56:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:59 executing program 1: socketpair(0x23, 0x5, 0x2c010000, &(0x7f0000000000)) 02:56:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 2836.446593] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:56:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:59 executing program 4: socketpair(0x23, 0xb801000000000000, 0x200000, &(0x7f0000000000)) 02:56:59 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:59 executing program 1: socketpair(0x23, 0x5, 0x2d000000, &(0x7f0000000000)) 02:56:59 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:56:59 executing program 4: socketpair(0x23, 0xb900000000000000, 0x200000, &(0x7f0000000000)) 02:56:59 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x4000014) 02:56:59 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:59 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:56:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:59 executing program 1: socketpair(0x23, 0x5, 0x2d010000, &(0x7f0000000000)) 02:56:59 executing program 4: socketpair(0x23, 0xb901000000000000, 0x200000, &(0x7f0000000000)) 02:56:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:59 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:56:59 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:56:59 executing program 1: socketpair(0x23, 0x5, 0x2e000000, &(0x7f0000000000)) 02:56:59 executing program 4: socketpair(0x23, 0xba00000000000000, 0x200000, &(0x7f0000000000)) 02:56:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:56:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:59 executing program 1: socketpair(0x23, 0x5, 0x2e010000, &(0x7f0000000000)) 02:56:59 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:56:59 executing program 4: socketpair(0x23, 0xba01000000000000, 0x200000, &(0x7f0000000000)) 02:56:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:56:59 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:56:59 executing program 1: socketpair(0x23, 0x5, 0x2f000000, &(0x7f0000000000)) 02:56:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:56:59 executing program 4: socketpair(0x23, 0xbb00000000000000, 0x200000, &(0x7f0000000000)) 02:56:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:00 executing program 1: socketpair(0x23, 0x5, 0x2f010000, &(0x7f0000000000)) 02:57:00 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:00 executing program 0: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:00 executing program 1: socketpair(0x23, 0x5, 0x30000000, &(0x7f0000000000)) 02:57:00 executing program 4: socketpair(0x23, 0xbb01000000000000, 0x200000, &(0x7f0000000000)) [ 2837.369450] ieee802154 phy0 wpan0: encryption failed: -22 [ 2837.375103] ieee802154 phy1 wpan1: encryption failed: -22 02:57:00 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:00 executing program 0: socketpair(0x23, 0xbb00000000000000, 0x200000, &(0x7f0000000000)) 02:57:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:00 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:00 executing program 1: socketpair(0x23, 0x5, 0x30010000, &(0x7f0000000000)) 02:57:00 executing program 4: socketpair(0x23, 0xbc00000000000000, 0x200000, &(0x7f0000000000)) 02:57:00 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:00 executing program 0: socketpair(0x23, 0x5, 0x30000000, &(0x7f0000000000)) 02:57:00 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:00 executing program 1: socketpair(0x23, 0x5, 0x31000000, &(0x7f0000000000)) 02:57:00 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:00 executing program 4: socketpair(0x23, 0xbc01000000000000, 0x200000, &(0x7f0000000000)) 02:57:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:00 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:00 executing program 1: socketpair(0x23, 0x5, 0x31010000, &(0x7f0000000000)) 02:57:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:00 executing program 4: socketpair(0x23, 0xbd00000000000000, 0x200000, &(0x7f0000000000)) 02:57:00 executing program 1: socketpair(0x23, 0x5, 0x32000000, &(0x7f0000000000)) [ 2837.852679] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:00 executing program 4: socketpair(0x23, 0xbd01000000000000, 0x200000, &(0x7f0000000000)) 02:57:00 executing program 1: socketpair(0x23, 0x5, 0x32010000, &(0x7f0000000000)) 02:57:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:00 executing program 4: socketpair(0x23, 0xbe00000000000000, 0x200000, &(0x7f0000000000)) 02:57:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:00 executing program 1: socketpair(0x23, 0x5, 0x33000000, &(0x7f0000000000)) 02:57:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:00 executing program 1: socketpair(0x23, 0x5, 0x33010000, &(0x7f0000000000)) 02:57:00 executing program 4: socketpair(0x23, 0xbe01000000000000, 0x200000, &(0x7f0000000000)) 02:57:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:01 executing program 1: socketpair(0x23, 0x5, 0x34000000, &(0x7f0000000000)) 02:57:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:01 executing program 4: socketpair(0x23, 0xbf00000000000000, 0x200000, &(0x7f0000000000)) 02:57:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:01 executing program 1: socketpair(0x23, 0x5, 0x34010000, &(0x7f0000000000)) 02:57:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:01 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:01 executing program 4: socketpair(0x23, 0xbf01000000000000, 0x200000, &(0x7f0000000000)) 02:57:01 executing program 1: socketpair(0x23, 0x5, 0x35000000, &(0x7f0000000000)) 02:57:01 executing program 4: socketpair(0x23, 0xc000000000000000, 0x200000, &(0x7f0000000000)) 02:57:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) 02:57:01 executing program 1: socketpair(0x23, 0x5, 0x35010000, &(0x7f0000000000)) 02:57:01 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:01 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:01 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:01 executing program 4: socketpair(0x23, 0xc001000000000000, 0x200000, &(0x7f0000000000)) 02:57:01 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) 02:57:01 executing program 1: socketpair(0x23, 0x5, 0x36000000, &(0x7f0000000000)) 02:57:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) 02:57:01 executing program 4: socketpair(0x23, 0xc100000000000000, 0x200000, &(0x7f0000000000)) 02:57:01 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:01 executing program 1: socketpair(0x23, 0x5, 0x36010000, &(0x7f0000000000)) 02:57:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 2838.746902] nbd: must specify a size in bytes for the device 02:57:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:01 executing program 4: socketpair(0x23, 0xc101000000000000, 0x200000, &(0x7f0000000000)) 02:57:01 executing program 1: socketpair(0x23, 0x5, 0x37000000, &(0x7f0000000000)) 02:57:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) [ 2838.864261] nbd: must specify a size in bytes for the device 02:57:01 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:01 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:01 executing program 1: socketpair(0x23, 0x5, 0x37010000, &(0x7f0000000000)) 02:57:01 executing program 4: socketpair(0x23, 0xc200000000000000, 0x200000, &(0x7f0000000000)) 02:57:01 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:01 executing program 1: socketpair(0x23, 0x5, 0x38000000, &(0x7f0000000000)) [ 2838.995479] nbd: must specify a size in bytes for the device 02:57:01 executing program 4: socketpair(0x23, 0xc201000000000000, 0x200000, &(0x7f0000000000)) 02:57:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:01 executing program 1: socketpair(0x23, 0x5, 0x38010000, &(0x7f0000000000)) 02:57:01 executing program 4: socketpair(0x23, 0xc300000000000000, 0x200000, &(0x7f0000000000)) 02:57:01 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) [ 2839.148051] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:57:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:02 executing program 1: socketpair(0x23, 0x5, 0x39000000, &(0x7f0000000000)) 02:57:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:02 executing program 4: socketpair(0x23, 0xc301000000000000, 0x200000, &(0x7f0000000000)) 02:57:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:02 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) 02:57:02 executing program 1: socketpair(0x23, 0x5, 0x39010000, &(0x7f0000000000)) 02:57:02 executing program 4: socketpair(0x23, 0xc400000000000000, 0x200000, &(0x7f0000000000)) 02:57:02 executing program 1: socketpair(0x23, 0x5, 0x3a000000, &(0x7f0000000000)) [ 2839.358566] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:57:02 executing program 4: socketpair(0x23, 0xc401000000000000, 0x200000, &(0x7f0000000000)) 02:57:02 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) 02:57:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x18, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) 02:57:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:02 executing program 4: socketpair(0x23, 0xc500000000000000, 0x200000, &(0x7f0000000000)) 02:57:02 executing program 1: socketpair(0x23, 0x5, 0x3a010000, &(0x7f0000000000)) 02:57:02 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:02 executing program 4: socketpair(0x23, 0xc501000000000000, 0x200000, &(0x7f0000000000)) [ 2839.564360] nbd: must specify a size in bytes for the device 02:57:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x18, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) 02:57:02 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:02 executing program 1: socketpair(0x23, 0x5, 0x3b000000, &(0x7f0000000000)) 02:57:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x20, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:02 executing program 4: socketpair(0x23, 0xc600000000000000, 0x200000, &(0x7f0000000000)) [ 2839.673781] nbd: must specify a size in bytes for the device 02:57:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x18, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}}, 0x0) 02:57:02 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x20, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:02 executing program 1: socketpair(0x23, 0x5, 0x3b010000, &(0x7f0000000000)) [ 2839.743496] nbd: must specify at least one socket 02:57:02 executing program 4: socketpair(0x23, 0xc601000000000000, 0x200000, &(0x7f0000000000)) 02:57:02 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$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) [ 2839.795592] nbd: must specify a size in bytes for the device 02:57:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x20, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) [ 2839.837970] nbd: must specify at least one socket 02:57:02 executing program 1: socketpair(0x23, 0x5, 0x3c000000, &(0x7f0000000000)) 02:57:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x20, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:02 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$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:02 executing program 4: socketpair(0x23, 0xc700000000000000, 0x200000, &(0x7f0000000000)) 02:57:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) [ 2839.922295] nbd: must specify at least one socket 02:57:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x20, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) [ 2839.955557] nbd: must specify at least one socket 02:57:02 executing program 1: socketpair(0x23, 0x5, 0x3c010000, &(0x7f0000000000)) 02:57:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:02 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$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:02 executing program 4: socketpair(0x23, 0xc701000000000000, 0x200000, &(0x7f0000000000)) [ 2840.041679] nbd: must specify at least one socket 02:57:02 executing program 1: socketpair(0x23, 0x5, 0x3d000000, &(0x7f0000000000)) 02:57:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x20, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) 02:57:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x4000014) 02:57:02 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:02 executing program 1: socketpair(0x23, 0x5, 0x3d010000, &(0x7f0000000000)) 02:57:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 02:57:02 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:02 executing program 4: socketpair(0x23, 0xc800000000000000, 0x200000, &(0x7f0000000000)) 02:57:02 executing program 1: socketpair(0x23, 0x5, 0x3e000000, &(0x7f0000000000)) [ 2840.220210] nbd: must specify at least one socket [ 2840.231177] nla_parse: 1 callbacks suppressed [ 2840.231185] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:03 executing program 4: socketpair(0x23, 0xc801000000000000, 0x200000, &(0x7f0000000000)) 02:57:03 executing program 1: socketpair(0x23, 0x5, 0x3e010000, &(0x7f0000000000)) 02:57:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x38}}, 0x0) 02:57:03 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:03 executing program 4: socketpair(0x23, 0xc900000000000000, 0x200000, &(0x7f0000000000)) 02:57:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 02:57:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x38}}, 0x0) [ 2840.403971] nbd: must specify a size in bytes for the device 02:57:03 executing program 4: socketpair(0x23, 0xc901000000000000, 0x200000, &(0x7f0000000000)) 02:57:03 executing program 1: socketpair(0x23, 0x5, 0x3f000000, &(0x7f0000000000)) [ 2840.514787] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:03 executing program 4: socketpair(0x23, 0xca00000000000000, 0x200000, &(0x7f0000000000)) 02:57:03 executing program 1: socketpair(0x23, 0x5, 0x3f010000, &(0x7f0000000000)) 02:57:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x38}}, 0x0) 02:57:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 02:57:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:03 executing program 4: socketpair(0x23, 0xca01000000000000, 0x200000, &(0x7f0000000000)) 02:57:03 executing program 1: socketpair(0x23, 0x5, 0x40000000, &(0x7f0000000000)) [ 2840.685365] nbd: must specify a size in bytes for the device 02:57:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:03 executing program 4: socketpair(0x23, 0xcb00000000000000, 0x200000, &(0x7f0000000000)) [ 2840.770594] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:03 executing program 1: socketpair(0x23, 0x5, 0x40010000, &(0x7f0000000000)) 02:57:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 02:57:03 executing program 4: socketpair(0x23, 0xcb01000000000000, 0x200000, &(0x7f0000000000)) [ 2840.850173] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:03 executing program 1: socketpair(0x23, 0x5, 0x41000000, &(0x7f0000000000)) 02:57:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) [ 2840.978284] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:57:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:03 executing program 4: socketpair(0x23, 0xcc00000000000000, 0x200000, &(0x7f0000000000)) 02:57:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:03 executing program 1: socketpair(0x23, 0x5, 0x41010000, &(0x7f0000000000)) [ 2841.080918] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:03 executing program 4: socketpair(0x23, 0xcc01000000000000, 0x200000, &(0x7f0000000000)) 02:57:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) [ 2841.129024] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:03 executing program 1: socketpair(0x23, 0x5, 0x42000000, &(0x7f0000000000)) 02:57:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) [ 2841.203781] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:57:04 executing program 1: socketpair(0x23, 0x5, 0x42010000, &(0x7f0000000000)) 02:57:04 executing program 4: socketpair(0x23, 0xcd00000000000000, 0x200000, &(0x7f0000000000)) [ 2841.264319] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) 02:57:04 executing program 1: socketpair(0x23, 0x5, 0x43000000, &(0x7f0000000000)) 02:57:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:04 executing program 4: socketpair(0x23, 0xcd01000000000000, 0x200000, &(0x7f0000000000)) 02:57:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) [ 2841.382381] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:04 executing program 1: socketpair(0x23, 0x5, 0x43010000, &(0x7f0000000000)) 02:57:04 executing program 4: socketpair(0x23, 0xce00000000000000, 0x200000, &(0x7f0000000000)) 02:57:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) 02:57:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 4: socketpair(0x23, 0xce01000000000000, 0x200000, &(0x7f0000000000)) 02:57:04 executing program 1: socketpair(0x23, 0x5, 0x44000000, &(0x7f0000000000)) 02:57:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 1: socketpair(0x23, 0x5, 0x44010000, &(0x7f0000000000)) 02:57:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 4: socketpair(0x23, 0xcf00000000000000, 0x200000, &(0x7f0000000000)) 02:57:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 1: socketpair(0x23, 0x5, 0x45000000, &(0x7f0000000000)) 02:57:04 executing program 4: socketpair(0x23, 0xcf01000000000000, 0x200000, &(0x7f0000000000)) 02:57:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 1: socketpair(0x23, 0x5, 0x45010000, &(0x7f0000000000)) 02:57:04 executing program 4: socketpair(0x23, 0xd000000000000000, 0x200000, &(0x7f0000000000)) 02:57:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) [ 2841.874003] nbd: must specify at least one socket 02:57:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:04 executing program 1: socketpair(0x23, 0x5, 0x46000000, &(0x7f0000000000)) 02:57:04 executing program 4: socketpair(0x23, 0xd001000000000000, 0x200000, &(0x7f0000000000)) 02:57:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 1: socketpair(0x23, 0x5, 0x46010000, &(0x7f0000000000)) 02:57:04 executing program 4: socketpair(0x23, 0xd100000000000000, 0x200000, &(0x7f0000000000)) 02:57:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:04 executing program 4: socketpair(0x23, 0xd101000000000000, 0x200000, &(0x7f0000000000)) 02:57:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:04 executing program 1: socketpair(0x23, 0x5, 0x47000000, &(0x7f0000000000)) [ 2842.161400] nbd: must specify at least one socket 02:57:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 02:57:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 02:57:05 executing program 4: socketpair(0x23, 0xd200000000000000, 0x200000, &(0x7f0000000000)) 02:57:05 executing program 1: socketpair(0x23, 0x5, 0x47010000, &(0x7f0000000000)) 02:57:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:05 executing program 4: socketpair(0x23, 0xd201000000000000, 0x200000, &(0x7f0000000000)) 02:57:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) [ 2842.354025] nbd: must specify a size in bytes for the device 02:57:05 executing program 1: socketpair(0x23, 0x5, 0x48000000, &(0x7f0000000000)) 02:57:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 02:57:05 executing program 4: socketpair(0x23, 0xd300000000000000, 0x200000, &(0x7f0000000000)) 02:57:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:05 executing program 1: socketpair(0x23, 0x5, 0x48010000, &(0x7f0000000000)) 02:57:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) [ 2842.500655] nbd: must specify a size in bytes for the device 02:57:05 executing program 4: socketpair(0x23, 0xd301000000000000, 0x200000, &(0x7f0000000000)) 02:57:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 02:57:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2842.588772] nbd: must specify at least one socket 02:57:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:05 executing program 1: socketpair(0x23, 0x5, 0x49000000, &(0x7f0000000000)) 02:57:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2842.622074] nbd: must specify a size in bytes for the device 02:57:05 executing program 4: socketpair(0x23, 0xd400000000000000, 0x200000, &(0x7f0000000000)) 02:57:05 executing program 1: socketpair(0x23, 0x5, 0x49010000, &(0x7f0000000000)) 02:57:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 02:57:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:05 executing program 4: socketpair(0x23, 0xd401000000000000, 0x200000, &(0x7f0000000000)) 02:57:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:05 executing program 1: socketpair(0x23, 0x5, 0x4a000000, &(0x7f0000000000)) 02:57:05 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:05 executing program 4: socketpair(0x23, 0xd500000000000000, 0x200000, &(0x7f0000000000)) 02:57:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:05 executing program 1: socketpair(0x23, 0x5, 0x4a010000, &(0x7f0000000000)) 02:57:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:05 executing program 4: socketpair(0x23, 0xd501000000000000, 0x200000, &(0x7f0000000000)) 02:57:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:05 executing program 1: socketpair(0x23, 0x5, 0x4b000000, &(0x7f0000000000)) 02:57:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:05 executing program 4: socketpair(0x23, 0xd600000000000000, 0x200000, &(0x7f0000000000)) 02:57:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:05 executing program 1: socketpair(0x23, 0x5, 0x4b010000, &(0x7f0000000000)) 02:57:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:05 executing program 4: socketpair(0x23, 0xd601000000000000, 0x200000, &(0x7f0000000000)) 02:57:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:05 executing program 1: socketpair(0x23, 0x5, 0x4c000000, &(0x7f0000000000)) 02:57:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:06 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:06 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 02:57:06 executing program 4: socketpair(0x23, 0xd700000000000000, 0x200000, &(0x7f0000000000)) 02:57:06 executing program 1: socketpair(0x23, 0x5, 0x4c010000, &(0x7f0000000000)) 02:57:06 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:06 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:06 executing program 1: socketpair(0x23, 0x5, 0x4d000000, &(0x7f0000000000)) 02:57:06 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x4000014) 02:57:06 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 02:57:06 executing program 4: socketpair(0x23, 0xd701000000000000, 0x200000, &(0x7f0000000000)) 02:57:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:06 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 02:57:06 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:06 executing program 1: socketpair(0x23, 0x5, 0x4d010000, &(0x7f0000000000)) 02:57:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:06 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:06 executing program 4: socketpair(0x23, 0xd800000000000000, 0x200000, &(0x7f0000000000)) 02:57:06 executing program 1: socketpair(0x23, 0x5, 0x4e000000, &(0x7f0000000000)) [ 2843.615437] nbd: must specify at least one socket 02:57:06 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}}, 0x0) 02:57:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:06 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:06 executing program 1: socketpair(0x23, 0x5, 0x4e010000, &(0x7f0000000000)) 02:57:06 executing program 4: socketpair(0x23, 0xd801000000000000, 0x200000, &(0x7f0000000000)) 02:57:06 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2843.761550] nbd: must specify at least one socket 02:57:06 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:06 executing program 4: socketpair(0x23, 0xd900000000000000, 0x200000, &(0x7f0000000000)) 02:57:06 executing program 1: socketpair(0x23, 0x5, 0x4f000000, &(0x7f0000000000)) 02:57:06 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 02:57:06 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$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:06 executing program 1: socketpair(0x23, 0x5, 0x4f010000, &(0x7f0000000000)) [ 2843.935581] nbd: must specify at least one socket 02:57:06 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:06 executing program 4: socketpair(0x23, 0xd901000000000000, 0x200000, &(0x7f0000000000)) 02:57:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:06 executing program 1: socketpair(0x23, 0x5, 0x50000000, &(0x7f0000000000)) 02:57:06 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:06 executing program 4: socketpair(0x23, 0xda00000000000000, 0x200000, &(0x7f0000000000)) 02:57:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0}, 0x0) 02:57:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:06 executing program 1: socketpair(0x23, 0x5, 0x50010000, &(0x7f0000000000)) 02:57:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:06 executing program 0: socketpair(0x23, 0x5, 0x50000000, &(0x7f0000000000)) 02:57:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) 02:57:07 executing program 4: socketpair(0x23, 0xda01000000000000, 0x200000, &(0x7f0000000000)) 02:57:07 executing program 1: socketpair(0x23, 0x5, 0x51000000, &(0x7f0000000000)) 02:57:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x24, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 02:57:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:07 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 4: socketpair(0x23, 0xdb00000000000000, 0x200000, &(0x7f0000000000)) 02:57:07 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) 02:57:07 executing program 4: socketpair(0x23, 0xdb01000000000000, 0x200000, &(0x7f0000000000)) 02:57:07 executing program 1: socketpair(0x23, 0x5, 0x51010000, &(0x7f0000000000)) 02:57:07 executing program 0: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 4: socketpair(0x23, 0xdc00000000000000, 0x200000, &(0x7f0000000000)) 02:57:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}}, 0x0) 02:57:07 executing program 1: socketpair(0x23, 0x5, 0x52000000, &(0x7f0000000000)) 02:57:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:07 executing program 4: socketpair(0x23, 0xdc01000000000000, 0x200000, &(0x7f0000000000)) 02:57:07 executing program 1: socketpair(0x23, 0x5, 0x52010000, &(0x7f0000000000)) 02:57:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 4: socketpair(0x23, 0xdd00000000000000, 0x200000, &(0x7f0000000000)) 02:57:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:07 executing program 1: socketpair(0x23, 0x5, 0x53000000, &(0x7f0000000000)) 02:57:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 4: socketpair(0x23, 0xdd01000000000000, 0x200000, &(0x7f0000000000)) 02:57:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:07 executing program 1: socketpair(0x23, 0x5, 0x53010000, &(0x7f0000000000)) 02:57:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:07 executing program 4: socketpair(0x23, 0xde00000000000000, 0x200000, &(0x7f0000000000)) 02:57:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 1: socketpair(0x23, 0x5, 0x54000000, &(0x7f0000000000)) 02:57:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 1: socketpair(0x23, 0x5, 0x54010000, &(0x7f0000000000)) [ 2845.045795] nbd: must specify a size in bytes for the device 02:57:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:07 executing program 4: socketpair(0x23, 0xde01000000000000, 0x200000, &(0x7f0000000000)) 02:57:07 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:08 executing program 1: socketpair(0x23, 0x5, 0x55000000, &(0x7f0000000000)) 02:57:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 executing program 4: socketpair(0x23, 0xdf00000000000000, 0x200000, &(0x7f0000000000)) [ 2845.238597] nla_parse: 19 callbacks suppressed [ 2845.238611] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:08 executing program 1: socketpair(0x23, 0x5, 0x55010000, &(0x7f0000000000)) 02:57:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) 02:57:08 executing program 4: socketpair(0x23, 0xdf01000000000000, 0x200000, &(0x7f0000000000)) 02:57:08 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 executing program 1: socketpair(0x23, 0x5, 0x56000000, &(0x7f0000000000)) [ 2845.395844] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:08 executing program 4: socketpair(0x23, 0xe000000000000000, 0x200000, &(0x7f0000000000)) 02:57:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) 02:57:08 executing program 1: socketpair(0x23, 0x5, 0x56010000, &(0x7f0000000000)) [ 2845.479787] nbd: must specify a size in bytes for the device 02:57:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 executing program 4: socketpair(0x23, 0xe001000000000000, 0x200000, &(0x7f0000000000)) [ 2845.539930] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:08 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) [ 2845.602240] nbd: must specify a size in bytes for the device 02:57:08 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) 02:57:08 executing program 1: socketpair(0x23, 0x5, 0x57000000, &(0x7f0000000000)) 02:57:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) [ 2845.723103] nbd: must specify a size in bytes for the device [ 2845.734353] nbd: must specify a size in bytes for the device 02:57:08 executing program 4: socketpair(0x23, 0xe100000000000000, 0x200000, &(0x7f0000000000)) 02:57:08 executing program 1: socketpair(0x23, 0x5, 0x57010000, &(0x7f0000000000)) 02:57:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 executing program 1: socketpair(0x23, 0x5, 0x58000000, &(0x7f0000000000)) 02:57:08 executing program 4: socketpair(0x23, 0xe101000000000000, 0x200000, &(0x7f0000000000)) [ 2845.858737] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:08 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 executing program 4: socketpair(0x23, 0xe200000000000000, 0x200000, &(0x7f0000000000)) 02:57:08 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 executing program 1: socketpair(0x23, 0x5, 0x58010000, &(0x7f0000000000)) 02:57:08 executing program 4: socketpair(0x23, 0xe201000000000000, 0x200000, &(0x7f0000000000)) [ 2846.043291] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2846.075595] nbd: must specify a size in bytes for the device 02:57:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) [ 2846.093893] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:08 executing program 1: socketpair(0x23, 0x5, 0x59000000, &(0x7f0000000000)) 02:57:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:08 executing program 4: socketpair(0x23, 0xe300000000000000, 0x200000, &(0x7f0000000000)) [ 2846.164837] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2846.227244] nbd: must specify a size in bytes for the device [ 2846.253100] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:09 executing program 1: socketpair(0x23, 0x5, 0x59010000, &(0x7f0000000000)) 02:57:09 executing program 4: socketpair(0x23, 0xe301000000000000, 0x200000, &(0x7f0000000000)) 02:57:09 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2846.328821] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2846.356998] nbd: must specify a size in bytes for the device 02:57:09 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:09 executing program 4: socketpair(0x23, 0xe400000000000000, 0x200000, &(0x7f0000000000)) [ 2846.384592] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:09 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:09 executing program 1: socketpair(0x23, 0x5, 0x5a000000, &(0x7f0000000000)) 02:57:09 executing program 0: syz_init_net_socket$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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:09 executing program 4: socketpair(0x23, 0xe401000000000000, 0x200000, &(0x7f0000000000)) 02:57:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:09 executing program 4: socketpair(0x23, 0xe500000000000000, 0x200000, &(0x7f0000000000)) 02:57:09 executing program 1: socketpair(0x23, 0x5, 0x5a010000, &(0x7f0000000000)) 02:57:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:09 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:09 executing program 3: syz_genetlink_get_family_id$nbd(0x0, 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:09 executing program 1: socketpair(0x23, 0x5, 0x5b000000, &(0x7f0000000000)) 02:57:09 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2846.763544] nbd: must specify at least one socket 02:57:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:09 executing program 4: socketpair(0x23, 0xe501000000000000, 0x200000, &(0x7f0000000000)) 02:57:09 executing program 1: socketpair(0x23, 0x5, 0x5b010000, &(0x7f0000000000)) 02:57:09 executing program 4: socketpair(0x23, 0xe600000000000000, 0x200000, &(0x7f0000000000)) 02:57:09 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 02:57:09 executing program 1: socketpair(0x23, 0x5, 0x5c000000, &(0x7f0000000000)) 02:57:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) [ 2846.959445] nbd: must specify at least one socket 02:57:09 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:09 executing program 0: syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:09 executing program 4: socketpair(0x23, 0xe601000000000000, 0x200000, &(0x7f0000000000)) 02:57:09 executing program 1: socketpair(0x23, 0x5, 0x5c010000, &(0x7f0000000000)) [ 2847.071090] nbd: must specify at least one socket 02:57:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 02:57:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:09 executing program 1: socketpair(0x23, 0x5, 0x5d000000, &(0x7f0000000000)) 02:57:09 executing program 4: socketpair(0x23, 0xe700000000000000, 0x200000, &(0x7f0000000000)) 02:57:10 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 1: socketpair(0x23, 0x5, 0x5d010000, &(0x7f0000000000)) 02:57:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 4: socketpair(0x23, 0xe701000000000000, 0x200000, &(0x7f0000000000)) 02:57:10 executing program 1: socketpair(0x23, 0x5, 0x5e000000, &(0x7f0000000000)) 02:57:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 02:57:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 4: socketpair(0x23, 0xe800000000000000, 0x200000, &(0x7f0000000000)) 02:57:10 executing program 1: socketpair(0x23, 0x5, 0x5e010000, &(0x7f0000000000)) 02:57:10 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 1: socketpair(0x23, 0x5, 0x5f000000, &(0x7f0000000000)) 02:57:10 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 4: socketpair(0x23, 0xe801000000000000, 0x200000, &(0x7f0000000000)) 02:57:10 executing program 1: socketpair(0x23, 0x5, 0x5f010000, &(0x7f0000000000)) 02:57:10 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 4: socketpair(0x23, 0xe900000000000000, 0x200000, &(0x7f0000000000)) 02:57:10 executing program 1: socketpair(0x23, 0x5, 0x60000000, &(0x7f0000000000)) 02:57:10 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x68, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 4: socketpair(0x23, 0xe901000000000000, 0x200000, &(0x7f0000000000)) 02:57:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 1: socketpair(0x23, 0x5, 0x60010000, &(0x7f0000000000)) 02:57:10 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 1: socketpair(0x23, 0x5, 0x61000000, &(0x7f0000000000)) 02:57:10 executing program 4: socketpair(0x23, 0xea00000000000000, 0x200000, &(0x7f0000000000)) 02:57:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 4: socketpair(0x23, 0xea01000000000000, 0x200000, &(0x7f0000000000)) 02:57:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:10 executing program 1: socketpair(0x23, 0x5, 0x61010000, &(0x7f0000000000)) [ 2848.202113] nbd: must specify at least one socket 02:57:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:11 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:11 executing program 4: socketpair(0x23, 0xeb00000000000000, 0x200000, &(0x7f0000000000)) 02:57:11 executing program 1: socketpair(0x23, 0x5, 0x62000000, &(0x7f0000000000)) [ 2848.380148] nbd: must specify at least one socket 02:57:11 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x0) 02:57:11 executing program 4: socketpair(0x23, 0xeb01000000000000, 0x200000, &(0x7f0000000000)) 02:57:11 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:11 executing program 1: socketpair(0x23, 0x5, 0x62010000, &(0x7f0000000000)) 02:57:11 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:11 executing program 4: socketpair(0x23, 0xec00000000000000, 0x200000, &(0x7f0000000000)) 02:57:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x0) 02:57:11 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:11 executing program 1: socketpair(0x23, 0x5, 0x63000000, &(0x7f0000000000)) 02:57:11 executing program 4: socketpair(0x23, 0xec01000000000000, 0x200000, &(0x7f0000000000)) 02:57:11 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:11 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:11 executing program 1: socketpair(0x23, 0x5, 0x63010000, &(0x7f0000000000)) 02:57:11 executing program 4: socketpair(0x23, 0xed00000000000000, 0x200000, &(0x7f0000000000)) 02:57:11 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:11 executing program 4: socketpair(0x23, 0xed01000000000000, 0x200000, &(0x7f0000000000)) 02:57:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x4000014) 02:57:11 executing program 1: socketpair(0x23, 0x5, 0x64000000, &(0x7f0000000000)) 02:57:11 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x68, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:11 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:11 executing program 4: socketpair(0x23, 0xee00000000000000, 0x200000, &(0x7f0000000000)) 02:57:11 executing program 1: socketpair(0x23, 0x5, 0x64010000, &(0x7f0000000000)) 02:57:11 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x4000014) 02:57:11 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:11 executing program 1: socketpair(0x23, 0x5, 0x65000000, &(0x7f0000000000)) 02:57:11 executing program 4: socketpair(0x23, 0xee01000000000000, 0x200000, &(0x7f0000000000)) 02:57:12 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:12 executing program 4: socketpair(0x23, 0xef00000000000000, 0x200000, &(0x7f0000000000)) 02:57:12 executing program 1: socketpair(0x23, 0x5, 0x65010000, &(0x7f0000000000)) 02:57:12 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 4: socketpair(0x23, 0xef01000000000000, 0x200000, &(0x7f0000000000)) 02:57:12 executing program 1: socketpair(0x23, 0x5, 0x66000000, &(0x7f0000000000)) 02:57:12 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 02:57:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 4: socketpair(0x23, 0xf000000000000000, 0x200000, &(0x7f0000000000)) 02:57:12 executing program 1: socketpair(0x23, 0x5, 0x66010000, &(0x7f0000000000)) 02:57:12 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 4: socketpair(0x23, 0xf001000000000000, 0x200000, &(0x7f0000000000)) 02:57:12 executing program 1: socketpair(0x23, 0x5, 0x67000000, &(0x7f0000000000)) 02:57:12 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 4: socketpair(0x23, 0xf100000000000000, 0x200000, &(0x7f0000000000)) 02:57:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 1: socketpair(0x23, 0x5, 0x67010000, &(0x7f0000000000)) 02:57:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 4: socketpair(0x23, 0xf101000000000000, 0x200000, &(0x7f0000000000)) 02:57:12 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x80, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 1: socketpair(0x23, 0x5, 0x68000000, &(0x7f0000000000)) 02:57:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 4: socketpair(0x23, 0xf200000000000000, 0x200000, &(0x7f0000000000)) 02:57:12 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 1: socketpair(0x23, 0x5, 0x68010000, &(0x7f0000000000)) 02:57:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 1: socketpair(0x23, 0x5, 0x69000000, &(0x7f0000000000)) 02:57:12 executing program 4: socketpair(0x23, 0xf201000000000000, 0x200000, &(0x7f0000000000)) 02:57:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 4: socketpair(0x23, 0xf300000000000000, 0x200000, &(0x7f0000000000)) 02:57:13 executing program 1: socketpair(0x23, 0x5, 0x69010000, &(0x7f0000000000)) [ 2850.278788] nla_parse: 98 callbacks suppressed [ 2850.278798] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:13 executing program 1: socketpair(0x23, 0x5, 0x6a000000, &(0x7f0000000000)) 02:57:13 executing program 4: socketpair(0x23, 0xf301000000000000, 0x200000, &(0x7f0000000000)) 02:57:13 executing program 5: socketpair(0x23, 0x5, 0xeb01, &(0x7f0000000000)) 02:57:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2850.381331] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:13 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2850.428296] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:13 executing program 1: socketpair(0x23, 0x5, 0x6a010000, &(0x7f0000000000)) 02:57:13 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2850.476120] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:13 executing program 4: socketpair(0x23, 0xf400000000000000, 0x200000, &(0x7f0000000000)) [ 2850.522953] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:13 executing program 1: socketpair(0x23, 0x5, 0x6b000000, &(0x7f0000000000)) [ 2850.574457] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2850.589510] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2850.648967] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2850.683882] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:57:13 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 4: socketpair(0x23, 0xf401000000000000, 0x200000, &(0x7f0000000000)) 02:57:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 1: socketpair(0x23, 0x5, 0x6b010000, &(0x7f0000000000)) [ 2850.693262] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:57:13 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 4: socketpair(0x23, 0xf500000000000000, 0x200000, &(0x7f0000000000)) 02:57:13 executing program 1: socketpair(0x23, 0x5, 0x6c000000, &(0x7f0000000000)) 02:57:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 4: socketpair(0x23, 0xf501000000000000, 0x200000, &(0x7f0000000000)) 02:57:13 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 1: socketpair(0x23, 0x5, 0x6c010000, &(0x7f0000000000)) 02:57:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 4: socketpair(0x23, 0xf600000000000000, 0x200000, &(0x7f0000000000)) 02:57:13 executing program 1: socketpair(0x23, 0x5, 0x6d000000, &(0x7f0000000000)) 02:57:13 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 4: socketpair(0x23, 0xf601000000000000, 0x200000, &(0x7f0000000000)) 02:57:13 executing program 1: socketpair(0x23, 0x5, 0x6d010000, &(0x7f0000000000)) 02:57:13 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:13 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 4: socketpair(0x23, 0xf700000000000000, 0x200000, &(0x7f0000000000)) 02:57:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 1: socketpair(0x23, 0x5, 0x6e000000, &(0x7f0000000000)) 02:57:14 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 4: socketpair(0x23, 0xf701000000000000, 0x200000, &(0x7f0000000000)) 02:57:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 1: socketpair(0x23, 0x5, 0x6e010000, &(0x7f0000000000)) 02:57:14 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 4: socketpair(0x23, 0xf800000000000000, 0x200000, &(0x7f0000000000)) 02:57:14 executing program 1: socketpair(0x23, 0x5, 0x6f000000, &(0x7f0000000000)) 02:57:14 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 4: socketpair(0x23, 0xf801000000000000, 0x200000, &(0x7f0000000000)) 02:57:14 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 1: socketpair(0x23, 0x5, 0x6f010000, &(0x7f0000000000)) 02:57:14 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 1: socketpair(0x23, 0x5, 0x70000000, &(0x7f0000000000)) 02:57:14 executing program 4: socketpair(0x23, 0xf900000000000000, 0x200000, &(0x7f0000000000)) 02:57:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 1: socketpair(0x23, 0x5, 0x70010000, &(0x7f0000000000)) 02:57:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 4: socketpair(0x23, 0xf901000000000000, 0x200000, &(0x7f0000000000)) 02:57:14 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 1: socketpair(0x23, 0x5, 0x71000000, &(0x7f0000000000)) 02:57:14 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 4: socketpair(0x23, 0xfa00000000000000, 0x200000, &(0x7f0000000000)) 02:57:14 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:14 executing program 1: socketpair(0x23, 0x5, 0x71010000, &(0x7f0000000000)) 02:57:14 executing program 4: socketpair(0x23, 0xfa01000000000000, 0x200000, &(0x7f0000000000)) 02:57:15 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 1: socketpair(0x23, 0x5, 0x72000000, &(0x7f0000000000)) 02:57:15 executing program 4: socketpair(0x23, 0xfb00000000000000, 0x200000, &(0x7f0000000000)) 02:57:15 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:15 executing program 4: socketpair(0x23, 0xfb01000000000000, 0x200000, &(0x7f0000000000)) 02:57:15 executing program 1: socketpair(0x23, 0x5, 0x72010000, &(0x7f0000000000)) 02:57:15 executing program 5: 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:15 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 1: socketpair(0x23, 0x5, 0x73000000, &(0x7f0000000000)) 02:57:15 executing program 4: socketpair(0x23, 0xfc00000000000000, 0x200000, &(0x7f0000000000)) 02:57:15 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:15 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 1: socketpair(0x23, 0x5, 0x73010000, &(0x7f0000000000)) 02:57:15 executing program 4: socketpair(0x23, 0xfc01000000000000, 0x200000, &(0x7f0000000000)) 02:57:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 0: syz_init_net_socket$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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 5: syz_init_net_socket$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) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 4: socketpair(0x23, 0xfd00000000000000, 0x200000, &(0x7f0000000000)) 02:57:15 executing program 1: socketpair(0x23, 0x5, 0x74000000, &(0x7f0000000000)) 02:57:15 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 4: socketpair(0x23, 0xfd01000000000000, 0x200000, &(0x7f0000000000)) 02:57:15 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:15 executing program 1: socketpair(0x23, 0x5, 0x74010000, &(0x7f0000000000)) 02:57:16 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 4: socketpair(0x23, 0xfe00000000000000, 0x200000, &(0x7f0000000000)) 02:57:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 1: socketpair(0x23, 0x5, 0x75000000, &(0x7f0000000000)) 02:57:16 executing program 4: socketpair(0x23, 0xfe01000000000000, 0x200000, &(0x7f0000000000)) 02:57:16 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 4: socketpair(0x23, 0xfeffffff00000000, 0x200000, &(0x7f0000000000)) 02:57:16 executing program 1: socketpair(0x23, 0x5, 0x75010000, &(0x7f0000000000)) 02:57:16 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 1: socketpair(0x23, 0x5, 0x76000000, &(0x7f0000000000)) 02:57:16 executing program 4: socketpair(0x23, 0xff00000000000000, 0x200000, &(0x7f0000000000)) 02:57:16 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$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 1: socketpair(0x23, 0x5, 0x76010000, &(0x7f0000000000)) 02:57:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 4: socketpair(0x23, 0xff01000000000000, 0x200000, &(0x7f0000000000)) 02:57:16 executing program 1: socketpair(0x23, 0x5, 0x77000000, &(0x7f0000000000)) 02:57:16 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 4: socketpair(0x23, 0xffffffff00000000, 0x200000, &(0x7f0000000000)) 02:57:16 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$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 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$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 1: socketpair(0x23, 0x5, 0x77010000, &(0x7f0000000000)) 02:57:16 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 4: socketpair(0x23, 0x0, 0x2, &(0x7f0000000000)) 02:57:16 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 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$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:16 executing program 4: socketpair(0x23, 0x0, 0xa, &(0x7f0000000000)) 02:57:16 executing program 1: socketpair(0x23, 0x5, 0x78000000, &(0x7f0000000000)) 02:57:16 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:16 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 1: socketpair(0x23, 0x5, 0x78010000, &(0x7f0000000000)) 02:57:17 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 4: socketpair(0x23, 0x0, 0x63, &(0x7f0000000000)) 02:57:17 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:17 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 1: socketpair(0x23, 0x5, 0x79000000, &(0x7f0000000000)) 02:57:17 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 4: socketpair(0x23, 0x0, 0x200002, &(0x7f0000000000)) 02:57:17 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:17 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2854.449080] nbd: must specify a size in bytes for the device 02:57:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:17 executing program 1: socketpair(0x23, 0x5, 0x79010000, &(0x7f0000000000)) 02:57:17 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:17 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 4: socketpair(0x23, 0x0, 0x200003, &(0x7f0000000000)) [ 2854.601995] nbd: must specify a size in bytes for the device 02:57:17 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 1: socketpair(0x23, 0x5, 0x7a000000, &(0x7f0000000000)) 02:57:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:17 executing program 4: socketpair(0x23, 0x0, 0x200004, &(0x7f0000000000)) 02:57:17 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 4: socketpair(0x23, 0x0, 0x200005, &(0x7f0000000000)) 02:57:17 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2854.815729] nbd: must specify a size in bytes for the device 02:57:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 1: socketpair(0x23, 0x5, 0x7a010000, &(0x7f0000000000)) 02:57:17 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 4: socketpair(0x23, 0x0, 0x200006, &(0x7f0000000000)) 02:57:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 1: socketpair(0x23, 0x5, 0x7b000000, &(0x7f0000000000)) 02:57:17 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 4: socketpair(0x23, 0x0, 0x200007, &(0x7f0000000000)) 02:57:17 executing program 1: socketpair(0x23, 0x5, 0x7b010000, &(0x7f0000000000)) 02:57:17 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:17 executing program 4: socketpair(0x23, 0x0, 0x200008, &(0x7f0000000000)) 02:57:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:18 executing program 1: socketpair(0x23, 0x5, 0x7c000000, &(0x7f0000000000)) 02:57:18 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 4: socketpair(0x23, 0x0, 0x200009, &(0x7f0000000000)) 02:57:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:18 executing program 4: socketpair(0x23, 0x0, 0x20000a, &(0x7f0000000000)) 02:57:18 executing program 1: socketpair(0x23, 0x5, 0x7c010000, &(0x7f0000000000)) 02:57:18 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 4: socketpair(0x23, 0x0, 0x20000b, &(0x7f0000000000)) 02:57:18 executing program 1: socketpair(0x23, 0x5, 0x7d000000, &(0x7f0000000000)) 02:57:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 4: socketpair(0x23, 0x0, 0x20000c, &(0x7f0000000000)) 02:57:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 1: socketpair(0x23, 0x5, 0x7d010000, &(0x7f0000000000)) 02:57:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 4: socketpair(0x23, 0x0, 0x20000d, &(0x7f0000000000)) [ 2855.775007] nla_parse: 216 callbacks suppressed [ 2855.775018] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:18 executing program 1: socketpair(0x23, 0x5, 0x7e000000, &(0x7f0000000000)) [ 2855.818215] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2855.842421] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:18 executing program 4: socketpair(0x23, 0x0, 0x20000e, &(0x7f0000000000)) 02:57:18 executing program 1: socketpair(0x23, 0x5, 0x7e010000, &(0x7f0000000000)) [ 2855.869551] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2855.894102] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:18 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2855.920333] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2855.938316] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:18 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 4: socketpair(0x23, 0x0, 0x20000f, &(0x7f0000000000)) 02:57:18 executing program 1: socketpair(0x23, 0x5, 0x7f000000, &(0x7f0000000000)) 02:57:18 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 4: socketpair(0x23, 0x0, 0x200010, &(0x7f0000000000)) 02:57:18 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 1: socketpair(0x23, 0x5, 0x7f010000, &(0x7f0000000000)) 02:57:18 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:18 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 executing program 1: socketpair(0x23, 0x5, 0x80010000, &(0x7f0000000000)) 02:57:19 executing program 4: socketpair(0x23, 0x0, 0x200011, &(0x7f0000000000)) [ 2856.244612] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2856.264281] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2856.291185] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2856.302466] nbd: must specify at least one socket 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 executing program 1: socketpair(0x23, 0x5, 0x81000000, &(0x7f0000000000)) 02:57:19 executing program 4: socketpair(0x23, 0x0, 0x200012, &(0x7f0000000000)) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 executing program 1: socketpair(0x23, 0x5, 0x81010000, &(0x7f0000000000)) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x34, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2856.456823] nbd: must specify a size in bytes for the device [ 2856.489650] nbd: must specify at least one socket 02:57:19 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 executing program 4: socketpair(0x23, 0x0, 0x200013, &(0x7f0000000000)) 02:57:19 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 executing program 1: socketpair(0x23, 0x5, 0x82000000, &(0x7f0000000000)) [ 2856.597007] nbd: must specify a size in bytes for the device [ 2856.664334] nbd: must specify at least one socket 02:57:19 executing program 4: socketpair(0x23, 0x0, 0x200014, &(0x7f0000000000)) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x4000014) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 executing program 1: socketpair(0x23, 0x5, 0x82010000, &(0x7f0000000000)) [ 2856.742127] nbd: must specify a size in bytes for the device [ 2856.770753] nbd: must specify a size in bytes for the device 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x4000014) 02:57:19 executing program 4: socketpair(0x23, 0x0, 0x200015, &(0x7f0000000000)) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x68, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 executing program 1: socketpair(0x23, 0x5, 0x83000000, &(0x7f0000000000)) 02:57:19 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2856.952674] nbd: must specify a size in bytes for the device 02:57:19 executing program 4: socketpair(0x23, 0x0, 0x200016, &(0x7f0000000000)) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x5c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x4000014) 02:57:19 executing program 1: socketpair(0x23, 0x5, 0x83010000, &(0x7f0000000000)) 02:57:19 executing program 4: socketpair(0x23, 0x0, 0x200017, &(0x7f0000000000)) 02:57:19 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x5c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:19 executing program 4: socketpair(0x23, 0x0, 0x200018, &(0x7f0000000000)) 02:57:19 executing program 1: socketpair(0x23, 0x5, 0x84000000, &(0x7f0000000000)) 02:57:19 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:20 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x5c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2857.211356] nbd: must specify a size in bytes for the device 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 executing program 4: socketpair(0x23, 0x0, 0x200019, &(0x7f0000000000)) 02:57:20 executing program 1: socketpair(0x23, 0x5, 0x84010000, &(0x7f0000000000)) 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x68, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:20 executing program 1: socketpair(0x23, 0x5, 0x85000000, &(0x7f0000000000)) 02:57:20 executing program 4: socketpair(0x23, 0x0, 0x20001a, &(0x7f0000000000)) 02:57:20 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x5c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 executing program 1: socketpair(0x23, 0x5, 0x85010000, &(0x7f0000000000)) 02:57:20 executing program 4: socketpair(0x23, 0x0, 0x20001b, &(0x7f0000000000)) 02:57:20 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:20 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2857.594216] nbd: must specify at least one socket 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x5c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 executing program 1: socketpair(0x23, 0x5, 0x86000000, &(0x7f0000000000)) 02:57:20 executing program 4: socketpair(0x23, 0x0, 0x20001c, &(0x7f0000000000)) 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x5c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2857.730920] nbd: must specify a size in bytes for the device 02:57:20 executing program 4: socketpair(0x23, 0x0, 0x20001d, &(0x7f0000000000)) 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 executing program 1: socketpair(0x23, 0x5, 0x86010000, &(0x7f0000000000)) 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2857.873349] nbd: must specify a size in bytes for the device [ 2857.909592] nbd: must specify at least one socket 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 executing program 4: socketpair(0x23, 0x0, 0x20001e, &(0x7f0000000000)) 02:57:20 executing program 1: socketpair(0x23, 0x5, 0x87000000, &(0x7f0000000000)) [ 2858.000055] nbd: must specify at least one socket 02:57:20 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 executing program 4: socketpair(0x23, 0x0, 0x200021, &(0x7f0000000000)) [ 2858.044206] nbd: must specify a size in bytes for the device [ 2858.068663] nbd: must specify at least one socket 02:57:20 executing program 1: socketpair(0x23, 0x5, 0x87010000, &(0x7f0000000000)) [ 2858.142732] nbd: must specify at least one socket 02:57:20 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:20 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x0) [ 2858.172205] nbd: must specify at least one socket 02:57:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x68, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 executing program 1: socketpair(0x23, 0x5, 0x88000000, &(0x7f0000000000)) 02:57:21 executing program 4: socketpair(0x23, 0x0, 0x200022, &(0x7f0000000000)) 02:57:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 executing program 1: socketpair(0x23, 0x5, 0x88010000, &(0x7f0000000000)) 02:57:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x5c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 executing program 1: socketpair(0x23, 0x5, 0x89000000, &(0x7f0000000000)) 02:57:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:21 executing program 4: socketpair(0x23, 0x0, 0x200023, &(0x7f0000000000)) 02:57:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x5c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 executing program 1: socketpair(0x23, 0x5, 0x89010000, &(0x7f0000000000)) 02:57:21 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 executing program 4: socketpair(0x23, 0x0, 0x200024, &(0x7f0000000000)) 02:57:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x5c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 executing program 3: socketpair(0x23, 0x0, 0x200023, &(0x7f0000000000)) 02:57:21 executing program 1: socketpair(0x23, 0x5, 0x8a000000, &(0x7f0000000000)) 02:57:21 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 executing program 4: socketpair(0x23, 0x0, 0x200025, &(0x7f0000000000)) 02:57:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2858.842382] nbd: must specify at least one socket 02:57:21 executing program 1: socketpair(0x23, 0x5, 0x8a010000, &(0x7f0000000000)) 02:57:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 executing program 4: socketpair(0x23, 0x0, 0x200026, &(0x7f0000000000)) 02:57:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2859.004482] nbd: must specify at least one socket 02:57:21 executing program 1: socketpair(0x23, 0x5, 0x8b000000, &(0x7f0000000000)) 02:57:21 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2859.042688] nbd: must specify at least one socket 02:57:21 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x4000014) 02:57:21 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 executing program 4: socketpair(0x23, 0x0, 0x200027, &(0x7f0000000000)) 02:57:21 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:21 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 1: socketpair(0x23, 0x5, 0x8b010000, &(0x7f0000000000)) 02:57:22 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 02:57:22 executing program 4: socketpair(0x23, 0x0, 0x200028, &(0x7f0000000000)) [ 2859.242456] nbd: must specify at least one socket 02:57:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x4000014) 02:57:22 executing program 4: socketpair(0x23, 0x0, 0x200029, &(0x7f0000000000)) 02:57:22 executing program 1: socketpair(0x23, 0x5, 0x8c000000, &(0x7f0000000000)) 02:57:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 02:57:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:22 executing program 4: socketpair(0x23, 0x0, 0x20002a, &(0x7f0000000000)) 02:57:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 1: socketpair(0x23, 0x5, 0x8c010000, &(0x7f0000000000)) 02:57:22 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x4000014) 02:57:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x4000014) 02:57:22 executing program 1: socketpair(0x23, 0x5, 0x8d000000, &(0x7f0000000000)) 02:57:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 4: socketpair(0x23, 0x0, 0x20002b, &(0x7f0000000000)) 02:57:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 1: socketpair(0x23, 0x5, 0x8d010000, &(0x7f0000000000)) 02:57:22 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 4: socketpair(0x23, 0x0, 0x20002c, &(0x7f0000000000)) 02:57:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 1: socketpair(0x23, 0x5, 0x8e000000, &(0x7f0000000000)) 02:57:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 4: socketpair(0x23, 0x0, 0x20002d, &(0x7f0000000000)) 02:57:22 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2859.983967] nbd: must specify a size in bytes for the device 02:57:22 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 1: socketpair(0x23, 0x5, 0x8e010000, &(0x7f0000000000)) 02:57:22 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:22 executing program 4: socketpair(0x23, 0x0, 0x20002e, &(0x7f0000000000)) 02:57:22 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x4000014) 02:57:22 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 1: socketpair(0x23, 0x5, 0x8f000000, &(0x7f0000000000)) 02:57:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 4: socketpair(0x23, 0x0, 0x20002f, &(0x7f0000000000)) 02:57:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 02:57:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:23 executing program 4: socketpair(0x23, 0x0, 0x200030, &(0x7f0000000000)) 02:57:23 executing program 1: socketpair(0x23, 0x5, 0x8f010000, &(0x7f0000000000)) 02:57:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 4: socketpair(0x23, 0x0, 0x200031, &(0x7f0000000000)) 02:57:23 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 1: socketpair(0x23, 0x5, 0x90000000, &(0x7f0000000000)) 02:57:23 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 4: socketpair(0x23, 0x0, 0x200032, &(0x7f0000000000)) 02:57:23 executing program 0: syz_init_net_socket$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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 1: socketpair(0x23, 0x5, 0x90010000, &(0x7f0000000000)) 02:57:23 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 4: socketpair(0x23, 0x0, 0x200033, &(0x7f0000000000)) 02:57:23 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2860.830650] nla_parse: 220 callbacks suppressed [ 2860.830660] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:23 executing program 1: socketpair(0x23, 0x5, 0x91000000, &(0x7f0000000000)) 02:57:23 executing program 4: socketpair(0x23, 0x0, 0x200034, &(0x7f0000000000)) [ 2860.871704] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2860.910451] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2860.921710] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2860.941759] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2860.963703] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:23 executing program 1: socketpair(0x23, 0x5, 0x91010000, &(0x7f0000000000)) 02:57:23 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$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x0) [ 2860.973740] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:23 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:23 executing program 4: socketpair(0x23, 0x0, 0x200035, &(0x7f0000000000)) [ 2861.027061] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2861.061012] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:23 executing program 1: socketpair(0x23, 0x5, 0x92000000, &(0x7f0000000000)) [ 2861.121564] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:24 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 5: syz_init_net_socket$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) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x0) 02:57:24 executing program 1: socketpair(0x23, 0x5, 0x92010000, &(0x7f0000000000)) 02:57:24 executing program 4: socketpair(0x23, 0x0, 0x200036, &(0x7f0000000000)) 02:57:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}}, 0x4000014) 02:57:24 executing program 4: socketpair(0x23, 0x0, 0x200037, &(0x7f0000000000)) 02:57:24 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 1: socketpair(0x23, 0x5, 0x93000000, &(0x7f0000000000)) 02:57:24 executing program 4: socketpair(0x23, 0x0, 0x200038, &(0x7f0000000000)) 02:57:24 executing program 1: socketpair(0x23, 0x5, 0x93010000, &(0x7f0000000000)) 02:57:24 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 4: socketpair(0x23, 0x0, 0x200039, &(0x7f0000000000)) 02:57:24 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 1: socketpair(0x23, 0x5, 0x94000000, &(0x7f0000000000)) 02:57:24 executing program 4: socketpair(0x23, 0x0, 0x20003a, &(0x7f0000000000)) 02:57:24 executing program 1: socketpair(0x23, 0x5, 0x94010000, &(0x7f0000000000)) 02:57:24 executing program 5: socketpair(0x23, 0x7101000000000000, 0x200000, &(0x7f0000000000)) 02:57:24 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 1: socketpair(0x23, 0x5, 0x95000000, &(0x7f0000000000)) 02:57:24 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 4: socketpair(0x23, 0x0, 0x20003b, &(0x7f0000000000)) 02:57:24 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 1: socketpair(0x23, 0x5, 0x95010000, &(0x7f0000000000)) 02:57:24 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:24 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 4: socketpair(0x23, 0x0, 0x20003c, &(0x7f0000000000)) 02:57:24 executing program 1: socketpair(0x23, 0x5, 0x96000000, &(0x7f0000000000)) 02:57:24 executing program 0: socketpair(0x23, 0x5, 0x95010000, &(0x7f0000000000)) 02:57:24 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:24 executing program 4: socketpair(0x23, 0x0, 0x20003d, &(0x7f0000000000)) 02:57:24 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:24 executing program 1: socketpair(0x23, 0x5, 0x96010000, &(0x7f0000000000)) 02:57:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:25 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 4: socketpair(0x23, 0x0, 0x20003e, &(0x7f0000000000)) 02:57:25 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 1: socketpair(0x23, 0x5, 0x97000000, &(0x7f0000000000)) 02:57:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 4: socketpair(0x23, 0x0, 0x200041, &(0x7f0000000000)) 02:57:25 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 1: socketpair(0x23, 0x5, 0x97010000, &(0x7f0000000000)) 02:57:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 4: socketpair(0x23, 0x0, 0x200042, &(0x7f0000000000)) 02:57:25 executing program 1: socketpair(0x23, 0x5, 0x98000000, &(0x7f0000000000)) 02:57:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 4: socketpair(0x23, 0x0, 0x200043, &(0x7f0000000000)) 02:57:25 executing program 1: socketpair(0x23, 0x5, 0x98010000, &(0x7f0000000000)) 02:57:25 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 1: socketpair(0x23, 0x5, 0x99000000, &(0x7f0000000000)) 02:57:25 executing program 4: socketpair(0x23, 0x0, 0x200044, &(0x7f0000000000)) 02:57:25 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 1: socketpair(0x23, 0x5, 0x99010000, &(0x7f0000000000)) 02:57:25 executing program 4: socketpair(0x23, 0x0, 0x200045, &(0x7f0000000000)) 02:57:25 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:25 executing program 1: socketpair(0x23, 0x5, 0x9a000000, &(0x7f0000000000)) 02:57:26 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 4: socketpair(0x23, 0x0, 0x200046, &(0x7f0000000000)) 02:57:26 executing program 1: socketpair(0x23, 0x5, 0x9a010000, &(0x7f0000000000)) 02:57:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 4: socketpair(0x23, 0x0, 0x200047, &(0x7f0000000000)) 02:57:26 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 1: socketpair(0x23, 0x5, 0x9b000000, &(0x7f0000000000)) 02:57:26 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 4: socketpair(0x23, 0x0, 0x200048, &(0x7f0000000000)) 02:57:26 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 1: socketpair(0x23, 0x5, 0x9b010000, &(0x7f0000000000)) 02:57:26 executing program 4: socketpair(0x23, 0x0, 0x200049, &(0x7f0000000000)) 02:57:26 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 1: socketpair(0x23, 0x5, 0x9c000000, &(0x7f0000000000)) 02:57:26 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 4: socketpair(0x23, 0x0, 0x20004a, &(0x7f0000000000)) 02:57:26 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 1: socketpair(0x23, 0x5, 0x9c010000, &(0x7f0000000000)) 02:57:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 4: socketpair(0x23, 0x0, 0x20004b, &(0x7f0000000000)) 02:57:26 executing program 1: socketpair(0x23, 0x5, 0x9d000000, &(0x7f0000000000)) 02:57:26 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 4: socketpair(0x23, 0x0, 0x20004c, &(0x7f0000000000)) 02:57:26 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 1: socketpair(0x23, 0x5, 0x9d010000, &(0x7f0000000000)) 02:57:26 executing program 4: socketpair(0x23, 0x0, 0x20004d, &(0x7f0000000000)) 02:57:26 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:26 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 1: socketpair(0x23, 0x5, 0x9e000000, &(0x7f0000000000)) [ 2864.202169] nbd: must specify a size in bytes for the device 02:57:27 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 4: socketpair(0x23, 0x0, 0x20004e, &(0x7f0000000000)) 02:57:27 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 1: socketpair(0x23, 0x5, 0x9e010000, &(0x7f0000000000)) [ 2864.362378] nbd: must specify a size in bytes for the device 02:57:27 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 4: socketpair(0x23, 0x0, 0x20004f, &(0x7f0000000000)) 02:57:27 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 1: socketpair(0x23, 0x5, 0x9f000000, &(0x7f0000000000)) [ 2864.531654] nbd: must specify a size in bytes for the device 02:57:27 executing program 4: socketpair(0x23, 0x0, 0x200050, &(0x7f0000000000)) 02:57:27 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 1: socketpair(0x23, 0x5, 0x9f010000, &(0x7f0000000000)) 02:57:27 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 4: socketpair(0x23, 0x0, 0x200051, &(0x7f0000000000)) 02:57:27 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x68, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 1: socketpair(0x23, 0x5, 0xa0000000, &(0x7f0000000000)) 02:57:27 executing program 4: socketpair(0x23, 0x0, 0x200052, &(0x7f0000000000)) 02:57:27 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x5c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 1: socketpair(0x23, 0x5, 0xa0010000, &(0x7f0000000000)) 02:57:27 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x5c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 4: socketpair(0x23, 0x0, 0x200053, &(0x7f0000000000)) 02:57:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 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$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x5c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:27 executing program 1: socketpair(0x23, 0x5, 0xa1000000, &(0x7f0000000000)) 02:57:27 executing program 4: socketpair(0x23, 0x0, 0x200054, &(0x7f0000000000)) 02:57:28 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 1: socketpair(0x23, 0x5, 0xa1010000, &(0x7f0000000000)) 02:57:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 4: socketpair(0x23, 0x0, 0x200055, &(0x7f0000000000)) 02:57:28 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 1: socketpair(0x23, 0x5, 0xa2000000, &(0x7f0000000000)) 02:57:28 executing program 4: socketpair(0x23, 0x0, 0x200056, &(0x7f0000000000)) [ 2865.443528] nbd: must specify at least one socket 02:57:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:28 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 1: socketpair(0x23, 0x5, 0xa2010000, &(0x7f0000000000)) 02:57:28 executing program 4: socketpair(0x23, 0x0, 0x200057, &(0x7f0000000000)) [ 2865.608642] nbd: must specify at least one socket 02:57:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x2c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 1: socketpair(0x23, 0x5, 0xa3000000, &(0x7f0000000000)) 02:57:28 executing program 4: socketpair(0x23, 0x0, 0x200058, &(0x7f0000000000)) 02:57:28 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) [ 2865.757490] nbd: must specify at least one socket 02:57:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 4: socketpair(0x23, 0x0, 0x200059, &(0x7f0000000000)) 02:57:28 executing program 1: socketpair(0x23, 0x5, 0xa3010000, &(0x7f0000000000)) 02:57:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 4: socketpair(0x23, 0x0, 0x20005a, &(0x7f0000000000)) 02:57:28 executing program 1: socketpair(0x23, 0x5, 0xa4000000, &(0x7f0000000000)) [ 2865.953545] nla_parse: 153 callbacks suppressed [ 2865.953555] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2866.022263] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2866.043810] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:28 executing program 1: socketpair(0x23, 0x5, 0xa4010000, &(0x7f0000000000)) 02:57:28 executing program 4: socketpair(0x23, 0x0, 0x20005b, &(0x7f0000000000)) [ 2866.064613] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2866.089408] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2866.109495] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:28 executing program 1: socketpair(0x23, 0x5, 0xa5000000, &(0x7f0000000000)) 02:57:29 executing program 4: socketpair(0x23, 0x0, 0x20005c, &(0x7f0000000000)) [ 2866.221329] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2866.255417] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:29 executing program 1: socketpair(0x23, 0x5, 0xa5010000, &(0x7f0000000000)) 02:57:29 executing program 4: socketpair(0x23, 0x0, 0x20005d, &(0x7f0000000000)) [ 2866.320340] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2866.356492] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:29 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 4: socketpair(0x23, 0x0, 0x20005e, &(0x7f0000000000)) 02:57:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:29 executing program 1: socketpair(0x23, 0x5, 0xa6000000, &(0x7f0000000000)) 02:57:29 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 4: socketpair(0x23, 0x0, 0x20005f, &(0x7f0000000000)) 02:57:29 executing program 1: socketpair(0x23, 0x5, 0xa6010000, &(0x7f0000000000)) 02:57:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:29 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 1: socketpair(0x23, 0x5, 0xa7000000, &(0x7f0000000000)) 02:57:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 4: socketpair(0x23, 0x0, 0x200060, &(0x7f0000000000)) 02:57:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 4: socketpair(0x23, 0x0, 0x200061, &(0x7f0000000000)) 02:57:29 executing program 1: socketpair(0x23, 0x5, 0xa7010000, &(0x7f0000000000)) 02:57:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 4: socketpair(0x23, 0x0, 0x200062, &(0x7f0000000000)) 02:57:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 1: socketpair(0x23, 0x5, 0xa8000000, &(0x7f0000000000)) 02:57:29 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x4000014) 02:57:29 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:29 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 4: socketpair(0x23, 0x0, 0x200063, &(0x7f0000000000)) 02:57:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x30, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 02:57:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:30 executing program 1: socketpair(0x23, 0x5, 0xa8010000, &(0x7f0000000000)) 02:57:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 4: socketpair(0x23, 0x0, 0x200064, &(0x7f0000000000)) 02:57:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 1: socketpair(0x23, 0x5, 0xa9000000, &(0x7f0000000000)) 02:57:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:30 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 4: socketpair(0x23, 0x0, 0x200065, &(0x7f0000000000)) 02:57:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 1: socketpair(0x23, 0x5, 0xa9010000, &(0x7f0000000000)) 02:57:30 executing program 4: socketpair(0x23, 0x0, 0x200066, &(0x7f0000000000)) 02:57:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 1: socketpair(0x23, 0x5, 0xaa000000, &(0x7f0000000000)) 02:57:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x38, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 4: socketpair(0x23, 0x0, 0x200067, &(0x7f0000000000)) 02:57:30 executing program 1: socketpair(0x23, 0x5, 0xaa010000, &(0x7f0000000000)) 02:57:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 1: socketpair(0x23, 0x5, 0xab000000, &(0x7f0000000000)) 02:57:30 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 4: socketpair(0x23, 0x0, 0x200068, &(0x7f0000000000)) 02:57:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 1: socketpair(0x23, 0x5, 0xab010000, &(0x7f0000000000)) [ 2868.002304] nbd: must specify a size in bytes for the device 02:57:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 4: socketpair(0x23, 0x0, 0x200069, &(0x7f0000000000)) 02:57:30 executing program 1: socketpair(0x23, 0x5, 0xac000000, &(0x7f0000000000)) 02:57:30 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:30 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2868.150651] nbd: must specify a size in bytes for the device 02:57:30 executing program 1: socketpair(0x23, 0x5, 0xac010000, &(0x7f0000000000)) 02:57:31 executing program 4: socketpair(0x23, 0x0, 0x20006a, &(0x7f0000000000)) 02:57:31 executing program 1: socketpair(0x23, 0x5, 0xad000000, &(0x7f0000000000)) 02:57:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2868.267610] nbd: must specify a size in bytes for the device 02:57:31 executing program 4: socketpair(0x23, 0x0, 0x20006b, &(0x7f0000000000)) 02:57:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 1: socketpair(0x23, 0x5, 0xad010000, &(0x7f0000000000)) 02:57:31 executing program 4: socketpair(0x23, 0x0, 0x20006c, &(0x7f0000000000)) 02:57:31 executing program 4: socketpair(0x23, 0x0, 0x20006d, &(0x7f0000000000)) 02:57:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 1: socketpair(0x23, 0x5, 0xae000000, &(0x7f0000000000)) 02:57:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 4: socketpair(0x23, 0x0, 0x20006e, &(0x7f0000000000)) 02:57:31 executing program 1: socketpair(0x23, 0x5, 0xae010000, &(0x7f0000000000)) 02:57:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0x0, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 1: socketpair(0x23, 0x5, 0xaf000000, &(0x7f0000000000)) 02:57:31 executing program 4: socketpair(0x23, 0x0, 0x20006f, &(0x7f0000000000)) 02:57:31 executing program 4: socketpair(0x23, 0x0, 0x200070, &(0x7f0000000000)) 02:57:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0x0, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 1: socketpair(0x23, 0x5, 0xaf010000, &(0x7f0000000000)) 02:57:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0x0, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 4: socketpair(0x23, 0x0, 0x200071, &(0x7f0000000000)) [ 2868.761872] nbd: must specify a size in bytes for the device 02:57:31 executing program 1: socketpair(0x23, 0x5, 0xb0000000, &(0x7f0000000000)) 02:57:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 4: socketpair(0x23, 0x0, 0x200072, &(0x7f0000000000)) 02:57:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2868.876442] nbd: must specify a size in bytes for the device 02:57:31 executing program 1: socketpair(0x23, 0x5, 0xb0010000, &(0x7f0000000000)) 02:57:31 executing program 4: socketpair(0x23, 0x0, 0x200073, &(0x7f0000000000)) [ 2868.955172] nbd: must specify a size in bytes for the device 02:57:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 1: socketpair(0x23, 0x5, 0xb1000000, &(0x7f0000000000)) 02:57:31 executing program 4: socketpair(0x23, 0x0, 0x200074, &(0x7f0000000000)) 02:57:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 1: socketpair(0x23, 0x5, 0xb1010000, &(0x7f0000000000)) 02:57:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 4: socketpair(0x23, 0x0, 0x200075, &(0x7f0000000000)) 02:57:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:31 executing program 1: socketpair(0x23, 0x5, 0xb2000000, &(0x7f0000000000)) 02:57:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 1: socketpair(0x23, 0x5, 0xb2010000, &(0x7f0000000000)) 02:57:32 executing program 4: socketpair(0x23, 0x0, 0x200076, &(0x7f0000000000)) 02:57:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 1: socketpair(0x23, 0x5, 0xb3000000, &(0x7f0000000000)) 02:57:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 4: socketpair(0x23, 0x0, 0x200077, &(0x7f0000000000)) 02:57:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 1: socketpair(0x23, 0x5, 0xb3010000, &(0x7f0000000000)) 02:57:32 executing program 4: socketpair(0x23, 0x0, 0x200078, &(0x7f0000000000)) 02:57:32 executing program 1: socketpair(0x23, 0x5, 0xb4000000, &(0x7f0000000000)) 02:57:32 executing program 4: socketpair(0x23, 0x0, 0x200079, &(0x7f0000000000)) 02:57:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 1: socketpair(0x23, 0x5, 0xb4010000, &(0x7f0000000000)) 02:57:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 4: socketpair(0x23, 0x0, 0x20007a, &(0x7f0000000000)) 02:57:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 4: socketpair(0x23, 0x0, 0x20007b, &(0x7f0000000000)) 02:57:32 executing program 1: socketpair(0x23, 0x5, 0xb5000000, &(0x7f0000000000)) 02:57:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 1: socketpair(0x23, 0x5, 0xb5010000, &(0x7f0000000000)) 02:57:32 executing program 4: socketpair(0x23, 0x0, 0x20007c, &(0x7f0000000000)) 02:57:32 executing program 1: socketpair(0x23, 0x5, 0xb6000000, &(0x7f0000000000)) 02:57:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 4: socketpair(0x23, 0x0, 0x20007d, &(0x7f0000000000)) 02:57:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 1: socketpair(0x23, 0x5, 0xb6010000, &(0x7f0000000000)) 02:57:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 4: socketpair(0x23, 0x0, 0x20007e, &(0x7f0000000000)) 02:57:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2870.024905] nbd: must specify a size in bytes for the device 02:57:32 executing program 4: socketpair(0x23, 0x0, 0x200082, &(0x7f0000000000)) 02:57:32 executing program 1: socketpair(0x23, 0x5, 0xb7000000, &(0x7f0000000000)) 02:57:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 4: socketpair(0x23, 0x0, 0x200083, &(0x7f0000000000)) [ 2870.123451] nbd: must specify a size in bytes for the device 02:57:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:32 executing program 1: socketpair(0x23, 0x5, 0xb7010000, &(0x7f0000000000)) 02:57:33 executing program 1: socketpair(0x23, 0x5, 0xb8000000, &(0x7f0000000000)) [ 2870.669230] nbd: must specify a size in bytes for the device 02:57:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:33 executing program 4: socketpair(0x23, 0x0, 0x200084, &(0x7f0000000000)) 02:57:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:33 executing program 3: socketpair(0x23, 0x0, 0x200083, &(0x7f0000000000)) 02:57:33 executing program 4: socketpair(0x23, 0x0, 0x200085, &(0x7f0000000000)) 02:57:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:33 executing program 1: socketpair(0x23, 0x5, 0xb8010000, &(0x7f0000000000)) 02:57:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2870.931039] nbd: must specify at least one socket 02:57:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:33 executing program 4: socketpair(0x23, 0x0, 0x200086, &(0x7f0000000000)) 02:57:33 executing program 1: socketpair(0x23, 0x5, 0xb9000000, &(0x7f0000000000)) [ 2871.046110] nla_parse: 105 callbacks suppressed [ 2871.046121] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2871.130383] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:33 executing program 4: socketpair(0x23, 0x0, 0x200087, &(0x7f0000000000)) 02:57:33 executing program 1: socketpair(0x23, 0x5, 0xb9010000, &(0x7f0000000000)) 02:57:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 4: socketpair(0x23, 0x0, 0x200088, &(0x7f0000000000)) [ 2871.266046] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2871.296823] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:57:34 executing program 1: socketpair(0x23, 0x5, 0xba000000, &(0x7f0000000000)) [ 2871.341823] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2871.358092] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2871.426190] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2871.435363] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2871.444507] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:57:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 4: socketpair(0x23, 0x0, 0x200089, &(0x7f0000000000)) 02:57:34 executing program 1: socketpair(0x23, 0x5, 0xba010000, &(0x7f0000000000)) 02:57:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2871.610460] nbd: must specify at least one socket 02:57:34 executing program 1: socketpair(0x23, 0x5, 0xbb000000, &(0x7f0000000000)) 02:57:34 executing program 4: socketpair(0x23, 0x0, 0x20008a, &(0x7f0000000000)) 02:57:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2871.671507] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:57:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 1: socketpair(0x23, 0x5, 0xbb010000, &(0x7f0000000000)) 02:57:34 executing program 4: socketpair(0x23, 0x0, 0x20008b, &(0x7f0000000000)) 02:57:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 1: socketpair(0x23, 0x5, 0xbc000000, &(0x7f0000000000)) [ 2871.895472] nbd: must specify at least one socket 02:57:34 executing program 4: socketpair(0x23, 0x0, 0x20008c, &(0x7f0000000000)) 02:57:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2871.952819] nbd: must specify at least one socket 02:57:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 4: socketpair(0x23, 0x0, 0x20008d, &(0x7f0000000000)) 02:57:34 executing program 1: socketpair(0x23, 0x5, 0xbc010000, &(0x7f0000000000)) 02:57:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 1: socketpair(0x23, 0x5, 0xbd000000, &(0x7f0000000000)) 02:57:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 4: socketpair(0x23, 0x0, 0x20008e, &(0x7f0000000000)) 02:57:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:35 executing program 1: socketpair(0x23, 0x5, 0xbd010000, &(0x7f0000000000)) 02:57:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:35 executing program 4: socketpair(0x23, 0x0, 0x20008f, &(0x7f0000000000)) 02:57:35 executing program 1: socketpair(0x23, 0x5, 0xbe000000, &(0x7f0000000000)) 02:57:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:35 executing program 1: socketpair(0x23, 0x5, 0xbe010000, &(0x7f0000000000)) 02:57:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x4000014) 02:57:35 executing program 4: socketpair(0x23, 0x0, 0x200090, &(0x7f0000000000)) 02:57:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}}, 0x4000014) 02:57:35 executing program 1: socketpair(0x23, 0x5, 0xbf000000, &(0x7f0000000000)) 02:57:35 executing program 4: socketpair(0x23, 0x0, 0x200091, &(0x7f0000000000)) 02:57:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}}, 0x4000014) 02:57:35 executing program 1: socketpair(0x23, 0x5, 0xbf010000, &(0x7f0000000000)) 02:57:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x4000014) 02:57:35 executing program 4: socketpair(0x23, 0x0, 0x200092, &(0x7f0000000000)) 02:57:35 executing program 1: socketpair(0x23, 0x5, 0xc0000000, &(0x7f0000000000)) 02:57:35 executing program 4: socketpair(0x23, 0x0, 0x200093, &(0x7f0000000000)) 02:57:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:35 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}}, 0x4000014) 02:57:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x4000014) 02:57:35 executing program 1: socketpair(0x23, 0x5, 0xc0010000, &(0x7f0000000000)) 02:57:35 executing program 4: socketpair(0x23, 0x0, 0x200094, &(0x7f0000000000)) 02:57:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:35 executing program 4: socketpair(0x23, 0x0, 0x200095, &(0x7f0000000000)) 02:57:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:35 executing program 1: socketpair(0x23, 0x5, 0xc1000000, &(0x7f0000000000)) 02:57:35 executing program 4: socketpair(0x23, 0x0, 0x200096, &(0x7f0000000000)) 02:57:35 executing program 1: socketpair(0x23, 0x5, 0xc1010000, &(0x7f0000000000)) 02:57:35 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:35 executing program 4: socketpair(0x23, 0x0, 0x200097, &(0x7f0000000000)) 02:57:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 executing program 1: socketpair(0x23, 0x5, 0xc2000000, &(0x7f0000000000)) 02:57:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:36 executing program 4: socketpair(0x23, 0x0, 0x200098, &(0x7f0000000000)) 02:57:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2873.321216] nbd: must specify at least one socket 02:57:36 executing program 1: socketpair(0x23, 0x5, 0xc2010000, &(0x7f0000000000)) 02:57:36 executing program 4: socketpair(0x23, 0x0, 0x200099, &(0x7f0000000000)) 02:57:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x0) [ 2873.440547] nbd: must specify at least one socket 02:57:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 executing program 4: socketpair(0x23, 0x0, 0x20009a, &(0x7f0000000000)) 02:57:36 executing program 1: socketpair(0x23, 0x5, 0xc3000000, &(0x7f0000000000)) 02:57:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2873.585091] nbd: must specify at least one socket 02:57:36 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 executing program 1: socketpair(0x23, 0x5, 0xc3010000, &(0x7f0000000000)) 02:57:36 executing program 4: socketpair(0x23, 0x0, 0x20009b, &(0x7f0000000000)) 02:57:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 executing program 1: socketpair(0x23, 0x5, 0xc4000000, &(0x7f0000000000)) 02:57:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x0) [ 2873.759148] nbd: must specify at least one socket 02:57:36 executing program 4: socketpair(0x23, 0x0, 0x20009c, &(0x7f0000000000)) 02:57:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:36 executing program 1: socketpair(0x23, 0x5, 0xc4010000, &(0x7f0000000000)) 02:57:36 executing program 4: socketpair(0x23, 0x0, 0x20009d, &(0x7f0000000000)) 02:57:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 executing program 1: socketpair(0x23, 0x5, 0xc5000000, &(0x7f0000000000)) 02:57:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 executing program 4: socketpair(0x23, 0x0, 0x20009e, &(0x7f0000000000)) 02:57:36 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x54, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:36 executing program 1: socketpair(0x23, 0x5, 0xc5010000, &(0x7f0000000000)) 02:57:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:36 executing program 4: socketpair(0x23, 0x0, 0x20009f, &(0x7f0000000000)) 02:57:36 executing program 1: socketpair(0x23, 0x5, 0xc6000000, &(0x7f0000000000)) 02:57:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 4: socketpair(0x23, 0x0, 0x2000a0, &(0x7f0000000000)) 02:57:37 executing program 1: socketpair(0x23, 0x5, 0xc6010000, &(0x7f0000000000)) 02:57:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 1: socketpair(0x23, 0x5, 0xc7000000, &(0x7f0000000000)) 02:57:37 executing program 4: socketpair(0x23, 0x0, 0x2000a1, &(0x7f0000000000)) 02:57:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}}, 0x4000014) 02:57:37 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 1: socketpair(0x23, 0x5, 0xc7010000, &(0x7f0000000000)) 02:57:37 executing program 4: socketpair(0x23, 0x0, 0x2000a2, &(0x7f0000000000)) 02:57:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 1: socketpair(0x23, 0x5, 0xc8000000, &(0x7f0000000000)) 02:57:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}}, 0x4000014) 02:57:37 executing program 4: socketpair(0x23, 0x0, 0x2000a3, &(0x7f0000000000)) 02:57:37 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 1: socketpair(0x23, 0x5, 0xc8010000, &(0x7f0000000000)) 02:57:37 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$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 4: socketpair(0x23, 0x0, 0x2000a4, &(0x7f0000000000)) 02:57:37 executing program 1: socketpair(0x23, 0x5, 0xc9000000, &(0x7f0000000000)) 02:57:37 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 4: socketpair(0x23, 0x0, 0x2000a5, &(0x7f0000000000)) 02:57:37 executing program 1: socketpair(0x23, 0x5, 0xc9010000, &(0x7f0000000000)) 02:57:37 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 4: socketpair(0x23, 0x0, 0x2000a6, &(0x7f0000000000)) 02:57:37 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:37 executing program 1: socketpair(0x23, 0x5, 0xca000000, &(0x7f0000000000)) 02:57:37 executing program 4: socketpair(0x23, 0x0, 0x2000a7, &(0x7f0000000000)) 02:57:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:38 executing program 1: socketpair(0x23, 0x5, 0xca010000, &(0x7f0000000000)) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 executing program 1: socketpair(0x23, 0x5, 0xcb000000, &(0x7f0000000000)) 02:57:38 executing program 4: socketpair(0x23, 0x0, 0x2000a8, &(0x7f0000000000)) 02:57:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 executing program 4: socketpair(0x23, 0x0, 0x2000a9, &(0x7f0000000000)) 02:57:38 executing program 1: socketpair(0x23, 0x5, 0xcb010000, &(0x7f0000000000)) 02:57:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 executing program 4: socketpair(0x23, 0x0, 0x2000aa, &(0x7f0000000000)) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x50, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 executing program 1: socketpair(0x23, 0x5, 0xcc000000, &(0x7f0000000000)) 02:57:38 executing program 4: socketpair(0x23, 0x0, 0x2000ab, &(0x7f0000000000)) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 executing program 1: socketpair(0x23, 0x5, 0xcc010000, &(0x7f0000000000)) 02:57:38 executing program 4: socketpair(0x23, 0x0, 0x2000ac, &(0x7f0000000000)) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 executing program 1: socketpair(0x23, 0x5, 0xcd000000, &(0x7f0000000000)) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 executing program 4: socketpair(0x23, 0x0, 0x2000ad, &(0x7f0000000000)) 02:57:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 executing program 1: socketpair(0x23, 0x5, 0xcd010000, &(0x7f0000000000)) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 executing program 4: socketpair(0x23, 0x0, 0x2000ae, &(0x7f0000000000)) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 executing program 1: socketpair(0x23, 0x5, 0xce000000, &(0x7f0000000000)) [ 2876.089307] nla_parse: 197 callbacks suppressed [ 2876.089318] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:38 executing program 4: socketpair(0x23, 0x0, 0x2000af, &(0x7f0000000000)) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:38 executing program 1: socketpair(0x23, 0x5, 0xce010000, &(0x7f0000000000)) 02:57:38 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 executing program 4: socketpair(0x23, 0x0, 0x2000b0, &(0x7f0000000000)) [ 2876.216405] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 executing program 1: socketpair(0x23, 0x5, 0xcf000000, &(0x7f0000000000)) 02:57:39 executing program 4: socketpair(0x23, 0x0, 0x2000b1, &(0x7f0000000000)) [ 2876.277170] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2876.313124] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:39 executing program 1: socketpair(0x23, 0x5, 0xcf010000, &(0x7f0000000000)) [ 2876.349744] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:39 executing program 4: socketpair(0x23, 0x0, 0x2000b2, &(0x7f0000000000)) [ 2876.391028] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x48, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x48}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 executing program 4: socketpair(0x23, 0x0, 0x2000b3, &(0x7f0000000000)) 02:57:39 executing program 1: socketpair(0x23, 0x5, 0xd0000000, &(0x7f0000000000)) 02:57:39 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 executing program 1: socketpair(0x23, 0x5, 0xd0010000, &(0x7f0000000000)) 02:57:39 executing program 1: socketpair(0x23, 0x5, 0xd1000000, &(0x7f0000000000)) [ 2876.697771] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:57:39 executing program 4: socketpair(0x23, 0x0, 0x2000b4, &(0x7f0000000000)) [ 2876.811589] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2876.871028] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:57:39 executing program 1: socketpair(0x23, 0x5, 0xd1010000, &(0x7f0000000000)) 02:57:39 executing program 4: socketpair(0x23, 0x0, 0x2000b5, &(0x7f0000000000)) [ 2876.940438] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 02:57:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 executing program 1: socketpair(0x23, 0x5, 0xd2000000, &(0x7f0000000000)) 02:57:39 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 executing program 4: socketpair(0x23, 0x0, 0x2000b6, &(0x7f0000000000)) 02:57:39 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 executing program 1: socketpair(0x23, 0x5, 0xd2010000, &(0x7f0000000000)) 02:57:39 executing program 4: socketpair(0x23, 0x0, 0x2000b7, &(0x7f0000000000)) 02:57:39 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 1: socketpair(0x23, 0x5, 0xd3000000, &(0x7f0000000000)) 02:57:40 executing program 4: socketpair(0x23, 0x0, 0x2000b8, &(0x7f0000000000)) 02:57:40 executing program 1: socketpair(0x23, 0x5, 0xd3010000, &(0x7f0000000000)) 02:57:40 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 4: socketpair(0x23, 0x0, 0x2000b9, &(0x7f0000000000)) 02:57:40 executing program 1: socketpair(0x23, 0x5, 0xd4000000, &(0x7f0000000000)) 02:57:40 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 4: socketpair(0x23, 0x0, 0x2000ba, &(0x7f0000000000)) 02:57:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x70, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 1: socketpair(0x23, 0x5, 0xd4010000, &(0x7f0000000000)) 02:57:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 4: socketpair(0x23, 0x0, 0x2000bb, &(0x7f0000000000)) [ 2877.583172] nbd: must specify a size in bytes for the device 02:57:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r1, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 1: socketpair(0x23, 0x5, 0xd5000000, &(0x7f0000000000)) 02:57:40 executing program 1: socketpair(0x23, 0x5, 0xd5010000, &(0x7f0000000000)) 02:57:40 executing program 4: socketpair(0x23, 0x0, 0x2000bc, &(0x7f0000000000)) 02:57:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r1, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x74, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 1: socketpair(0x23, 0x5, 0xd6000000, &(0x7f0000000000)) 02:57:40 executing program 4: socketpair(0x23, 0x0, 0x2000bd, &(0x7f0000000000)) [ 2877.813083] nbd: must specify a size in bytes for the device 02:57:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 4: socketpair(0x23, 0x0, 0x2000be, &(0x7f0000000000)) 02:57:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}}, 0x4000014) 02:57:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, 0x0, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 1: socketpair(0x23, 0x5, 0xd6010000, &(0x7f0000000000)) 02:57:40 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2877.930273] nbd: must specify a size in bytes for the device 02:57:40 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 4: socketpair(0x23, 0x0, 0x2000bf, &(0x7f0000000000)) 02:57:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:40 executing program 1: socketpair(0x23, 0x5, 0xd7000000, &(0x7f0000000000)) 02:57:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}}, 0x4000014) 02:57:40 executing program 4: socketpair(0x23, 0x0, 0x2000c0, &(0x7f0000000000)) 02:57:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2878.116680] nbd: must specify a size in bytes for the device 02:57:40 executing program 1: socketpair(0x23, 0x5, 0xd7010000, &(0x7f0000000000)) 02:57:41 executing program 4: socketpair(0x23, 0x0, 0x2000c1, &(0x7f0000000000)) 02:57:41 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:41 executing program 1: socketpair(0x23, 0x5, 0xd8000000, &(0x7f0000000000)) 02:57:41 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_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:41 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$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}}, 0x4000014) 02:57:41 executing program 4: socketpair(0x23, 0x0, 0x2000c2, &(0x7f0000000000)) 02:57:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}}, 0x4000014) 02:57:41 executing program 1: socketpair(0x23, 0x5, 0xd8010000, &(0x7f0000000000)) 02:57:41 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:41 executing program 4: socketpair(0x23, 0x0, 0x2000c3, &(0x7f0000000000)) 02:57:41 executing program 1: socketpair(0x23, 0x5, 0xd9000000, &(0x7f0000000000)) 02:57:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:41 executing program 4: socketpair(0x23, 0x0, 0x2000c4, &(0x7f0000000000)) 02:57:41 executing program 1: socketpair(0x23, 0x5, 0xd9010000, &(0x7f0000000000)) 02:57:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:41 executing program 4: socketpair(0x23, 0x0, 0x2000c5, &(0x7f0000000000)) 02:57:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:41 executing program 1: socketpair(0x23, 0x5, 0xda000000, &(0x7f0000000000)) 02:57:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:41 executing program 4: socketpair(0x23, 0x0, 0x2000c6, &(0x7f0000000000)) 02:57:41 executing program 1: socketpair(0x23, 0x5, 0xda010000, &(0x7f0000000000)) 02:57:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:41 executing program 4: socketpair(0x23, 0x0, 0x2000c7, &(0x7f0000000000)) 02:57:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x7c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:41 executing program 4: socketpair(0x23, 0x0, 0x2000c8, &(0x7f0000000000)) 02:57:41 executing program 1: socketpair(0x23, 0x5, 0xdb000000, &(0x7f0000000000)) 02:57:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:41 executing program 4: socketpair(0x23, 0x0, 0x2000c9, &(0x7f0000000000)) 02:57:41 executing program 1: socketpair(0x23, 0x5, 0xdb010000, &(0x7f0000000000)) 02:57:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:41 executing program 4: socketpair(0x23, 0x0, 0x2000ca, &(0x7f0000000000)) 02:57:41 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_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 1: socketpair(0x23, 0x5, 0xdc000000, &(0x7f0000000000)) 02:57:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 4: socketpair(0x23, 0x0, 0x2000cb, &(0x7f0000000000)) 02:57:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 1: socketpair(0x23, 0x5, 0xdc010000, &(0x7f0000000000)) 02:57:42 executing program 4: socketpair(0x23, 0x0, 0x2000cc, &(0x7f0000000000)) 02:57:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 1: socketpair(0x23, 0x5, 0xdd000000, &(0x7f0000000000)) 02:57:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 4: socketpair(0x23, 0x0, 0x2000cd, &(0x7f0000000000)) 02:57:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 4: socketpair(0x23, 0x0, 0x2000ce, &(0x7f0000000000)) 02:57:42 executing program 1: socketpair(0x23, 0x5, 0xdd010000, &(0x7f0000000000)) 02:57:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 4: socketpair(0x23, 0x0, 0x2000cf, &(0x7f0000000000)) 02:57:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 1: socketpair(0x23, 0x5, 0xde000000, &(0x7f0000000000)) 02:57:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 4: socketpair(0x23, 0x0, 0x2000d0, &(0x7f0000000000)) 02:57:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 4: socketpair(0x23, 0x0, 0x2000d1, &(0x7f0000000000)) 02:57:42 executing program 1: socketpair(0x23, 0x5, 0xde010000, &(0x7f0000000000)) 02:57:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 4: socketpair(0x23, 0x0, 0x2000d2, &(0x7f0000000000)) 02:57:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:42 executing program 1: socketpair(0x23, 0x5, 0xdf000000, &(0x7f0000000000)) [ 2880.190224] nbd: must specify at least one socket 02:57:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 5: syz_init_net_socket$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) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x58, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x58}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 4: socketpair(0x23, 0x0, 0x2000d3, &(0x7f0000000000)) 02:57:43 executing program 1: socketpair(0x23, 0x5, 0xdf010000, &(0x7f0000000000)) 02:57:43 executing program 4: socketpair(0x23, 0x0, 0x2000d4, &(0x7f0000000000)) 02:57:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x60, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2880.435833] nbd: must specify at least one socket 02:57:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x40, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 4: socketpair(0x23, 0x0, 0x2000d5, &(0x7f0000000000)) 02:57:43 executing program 1: socketpair(0x23, 0x5, 0xe0000000, &(0x7f0000000000)) 02:57:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 1: socketpair(0x23, 0x5, 0xe0010000, &(0x7f0000000000)) 02:57:43 executing program 4: socketpair(0x23, 0x0, 0x2000d6, &(0x7f0000000000)) [ 2880.658819] nbd: must specify at least one socket 02:57:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 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$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 4: socketpair(0x23, 0x0, 0x2000d7, &(0x7f0000000000)) 02:57:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 1: socketpair(0x23, 0x5, 0xe1000000, &(0x7f0000000000)) 02:57:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x78, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x78}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 1: socketpair(0x23, 0x5, 0xe1010000, &(0x7f0000000000)) 02:57:43 executing program 4: socketpair(0x23, 0x0, 0x2000d8, &(0x7f0000000000)) 02:57:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 4: socketpair(0x23, 0x0, 0x2000d9, &(0x7f0000000000)) 02:57:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x44, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:43 executing program 1: socketpair(0x23, 0x5, 0xe2000000, &(0x7f0000000000)) [ 2881.129836] nla_parse: 183 callbacks suppressed [ 2881.129846] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:43 executing program 4: socketpair(0x23, 0x0, 0x2000da, &(0x7f0000000000)) [ 2881.172861] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:44 executing program 1: socketpair(0x23, 0x5, 0xe2010000, &(0x7f0000000000)) [ 2881.216871] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2881.247746] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2881.268887] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}}, 0x4000014) 02:57:44 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:44 executing program 4: socketpair(0x23, 0x0, 0x2000db, &(0x7f0000000000)) 02:57:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:44 executing program 1: socketpair(0x23, 0x5, 0xe3000000, &(0x7f0000000000)) [ 2881.486403] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 02:57:44 executing program 4: socketpair(0x23, 0x0, 0x2000dc, &(0x7f0000000000)) 02:57:44 executing program 1: socketpair(0x23, 0x5, 0xe3010000, &(0x7f0000000000)) [ 2881.600667] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}}, 0x4000014) 02:57:44 executing program 4: socketpair(0x23, 0x0, 0x2000dd, &(0x7f0000000000)) [ 2881.666000] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2881.700610] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:44 executing program 1: socketpair(0x23, 0x5, 0xe4000000, &(0x7f0000000000)) 02:57:44 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$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2881.759904] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:44 executing program 4: socketpair(0x23, 0x0, 0x2000de, &(0x7f0000000000)) 02:57:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}}, 0x4000014) 02:57:44 executing program 1: socketpair(0x23, 0x5, 0xe4010000, &(0x7f0000000000)) 02:57:44 executing program 4: socketpair(0x23, 0x0, 0x2000df, &(0x7f0000000000)) 02:57:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}}, 0x4000014) 02:57:44 executing program 1: socketpair(0x23, 0x5, 0xe5000000, &(0x7f0000000000)) 02:57:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:44 executing program 4: socketpair(0x23, 0x0, 0x2000e0, &(0x7f0000000000)) 02:57:44 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x80, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:45 executing program 1: socketpair(0x23, 0x5, 0xe5010000, &(0x7f0000000000)) 02:57:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}}, 0x4000014) 02:57:45 executing program 4: socketpair(0x23, 0x0, 0x2000e1, &(0x7f0000000000)) 02:57:45 executing program 1: socketpair(0x23, 0x5, 0xe6000000, &(0x7f0000000000)) 02:57:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:45 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:45 executing program 4: socketpair(0x23, 0x0, 0x2000e2, &(0x7f0000000000)) 02:57:45 executing program 1: socketpair(0x23, 0x5, 0xe6010000, &(0x7f0000000000)) 02:57:45 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:45 executing program 4: socketpair(0x23, 0x0, 0x2000e3, &(0x7f0000000000)) 02:57:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x9c, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}]}, 0x9c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:45 executing program 1: socketpair(0x23, 0x5, 0xe7000000, &(0x7f0000000000)) 02:57:45 executing program 4: socketpair(0x23, 0x0, 0x2000e4, &(0x7f0000000000)) 02:57:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:45 executing program 5: socketpair(0x23, 0x6501000000000000, 0x200000, &(0x7f0000000000)) 02:57:45 executing program 1: socketpair(0x23, 0x5, 0xe7010000, &(0x7f0000000000)) 02:57:45 executing program 4: socketpair(0x23, 0x0, 0x2000e5, &(0x7f0000000000)) 02:57:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x0) 02:57:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:45 executing program 1: socketpair(0x23, 0x5, 0xe8000000, &(0x7f0000000000)) 02:57:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x4c, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:45 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:45 executing program 4: socketpair(0x23, 0x0, 0x2000e6, &(0x7f0000000000)) 02:57:45 executing program 1: socketpair(0x23, 0x5, 0xe8010000, &(0x7f0000000000)) 02:57:46 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2883.245440] nbd: must specify at least one socket 02:57:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:46 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$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:46 executing program 1: socketpair(0x23, 0x5, 0xe9000000, &(0x7f0000000000)) 02:57:46 executing program 4: socketpair(0x23, 0x0, 0x2000e7, &(0x7f0000000000)) 02:57:46 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:46 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:46 executing program 1: socketpair(0x23, 0x5, 0xe9010000, &(0x7f0000000000)) 02:57:46 executing program 4: socketpair(0x23, 0x0, 0x2000e8, &(0x7f0000000000)) 02:57:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:46 executing program 4: socketpair(0x23, 0x0, 0x2000e9, &(0x7f0000000000)) 02:57:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:46 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:46 executing program 4: socketpair(0x23, 0x0, 0x2000ea, &(0x7f0000000000)) 02:57:46 executing program 1: socketpair(0x23, 0x5, 0xea000000, &(0x7f0000000000)) 02:57:46 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:46 executing program 4: socketpair(0x23, 0x0, 0x2000eb, &(0x7f0000000000)) 02:57:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:46 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:46 executing program 1: socketpair(0x23, 0x5, 0xea010000, &(0x7f0000000000)) 02:57:46 executing program 5: syz_init_net_socket$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) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2883.908768] nbd: must specify a size in bytes for the device 02:57:46 executing program 4: socketpair(0x23, 0x0, 0x2000ec, &(0x7f0000000000)) 02:57:46 executing program 1: socketpair(0x23, 0x5, 0xeb000000, &(0x7f0000000000)) 02:57:46 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:46 executing program 4: socketpair(0x23, 0x0, 0x2000ed, &(0x7f0000000000)) 02:57:46 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$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:46 executing program 1: socketpair(0x23, 0x5, 0xeb010000, &(0x7f0000000000)) 02:57:47 executing program 4: socketpair(0x23, 0x0, 0x2000ee, &(0x7f0000000000)) 02:57:47 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 1: socketpair(0x23, 0x5, 0xec000000, &(0x7f0000000000)) 02:57:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 4: socketpair(0x23, 0x0, 0x2000ef, &(0x7f0000000000)) 02:57:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 4: socketpair(0x23, 0x0, 0x2000f0, &(0x7f0000000000)) 02:57:47 executing program 1: socketpair(0x23, 0x5, 0xec010000, &(0x7f0000000000)) 02:57:47 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 4: socketpair(0x23, 0x0, 0x2000f1, &(0x7f0000000000)) 02:57:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 1: socketpair(0x23, 0x5, 0xed000000, &(0x7f0000000000)) 02:57:47 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 4: socketpair(0x23, 0x0, 0x2000f2, &(0x7f0000000000)) 02:57:47 executing program 1: socketpair(0x23, 0x5, 0xed010000, &(0x7f0000000000)) 02:57:47 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x9c, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}]}, 0x9c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 4: socketpair(0x23, 0x0, 0x2000f3, &(0x7f0000000000)) 02:57:47 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0x9c, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}]}, 0x9c}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 1: socketpair(0x23, 0x5, 0xee000000, &(0x7f0000000000)) 02:57:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x88, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x88}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 4: socketpair(0x23, 0x0, 0x2000f4, &(0x7f0000000000)) 02:57:47 executing program 1: socketpair(0x23, 0x5, 0xee010000, &(0x7f0000000000)) 02:57:47 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:47 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:48 executing program 4: socketpair(0x23, 0x0, 0x2000f5, &(0x7f0000000000)) 02:57:48 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000014) 02:57:48 executing program 1: socketpair(0x23, 0x5, 0xef000000, &(0x7f0000000000)) 02:57:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:48 executing program 4: socketpair(0x23, 0x0, 0x2000f6, &(0x7f0000000000)) 02:57:48 executing program 1: socketpair(0x23, 0x5, 0xef010000, &(0x7f0000000000)) 02:57:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:48 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:48 executing program 4: socketpair(0x23, 0x0, 0x2000f7, &(0x7f0000000000)) 02:57:48 executing program 1: socketpair(0x23, 0x5, 0xf0000000, &(0x7f0000000000)) 02:57:48 executing program 5: syz_init_net_socket$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) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:48 executing program 4: socketpair(0x23, 0x0, 0x2000f8, &(0x7f0000000000)) 02:57:48 executing program 1: socketpair(0x23, 0x5, 0xf0010000, &(0x7f0000000000)) 02:57:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r2 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r1, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:48 executing program 4: socketpair(0x23, 0x0, 0x2000f9, &(0x7f0000000000)) 02:57:48 executing program 1: socketpair(0x23, 0x5, 0xf1000000, &(0x7f0000000000)) 02:57:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:48 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(0x0, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:48 executing program 1: socketpair(0x23, 0x5, 0xf1010000, &(0x7f0000000000)) 02:57:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:48 executing program 4: socketpair(0x23, 0x0, 0x2000fa, &(0x7f0000000000)) 02:57:48 executing program 5: syz_init_net_socket$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) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:48 executing program 1: socketpair(0x23, 0x5, 0xf2000000, &(0x7f0000000000)) 02:57:48 executing program 4: socketpair(0x23, 0x0, 0x2000fb, &(0x7f0000000000)) 02:57:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:48 executing program 1: socketpair(0x23, 0x5, 0xf2010000, &(0x7f0000000000)) [ 2886.179114] nla_parse: 311 callbacks suppressed [ 2886.179123] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:49 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 4: socketpair(0x23, 0x0, 0x2000fc, &(0x7f0000000000)) [ 2886.224515] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2886.253066] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:49 executing program 1: socketpair(0x23, 0x5, 0xf3000000, &(0x7f0000000000)) [ 2886.288896] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2886.323137] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2886.344017] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2886.380132] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2886.394247] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 02:57:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0x0, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 4: socketpair(0x23, 0x0, 0x2000fd, &(0x7f0000000000)) 02:57:49 executing program 1: socketpair(0x23, 0x5, 0xf3010000, &(0x7f0000000000)) 02:57:49 executing program 5: syz_init_net_socket$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) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2886.448925] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2886.470823] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 02:57:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0x0, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 1: socketpair(0x23, 0x5, 0xf4000000, &(0x7f0000000000)) 02:57:49 executing program 4: socketpair(0x23, 0x0, 0x2000fe, &(0x7f0000000000)) 02:57:49 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 5: syz_init_net_socket$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) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 1: socketpair(0x23, 0x5, 0xf4010000, &(0x7f0000000000)) 02:57:49 executing program 4: socketpair(0x23, 0x0, 0x200102, &(0x7f0000000000)) 02:57:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0x0, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 1: socketpair(0x23, 0x5, 0xf5000000, &(0x7f0000000000)) [ 2886.895196] nbd: must specify a size in bytes for the device [ 2886.929402] nbd: must specify a size in bytes for the device 02:57:49 executing program 4: socketpair(0x23, 0x0, 0x200103, &(0x7f0000000000)) 02:57:49 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 5: syz_init_net_socket$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) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 1: socketpair(0x23, 0x5, 0xf5010000, &(0x7f0000000000)) 02:57:49 executing program 4: socketpair(0x23, 0x0, 0x200104, &(0x7f0000000000)) 02:57:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:49 executing program 1: socketpair(0x23, 0x5, 0xf6000000, &(0x7f0000000000)) 02:57:50 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 4: socketpair(0x23, 0x0, 0x200105, &(0x7f0000000000)) 02:57:50 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040), 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 1: socketpair(0x23, 0x5, 0xf6010000, &(0x7f0000000000)) 02:57:50 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040), 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 4: socketpair(0x23, 0x0, 0x200106, &(0x7f0000000000)) 02:57:50 executing program 1: socketpair(0x23, 0x5, 0xf7000000, &(0x7f0000000000)) 02:57:50 executing program 4: socketpair(0x23, 0x0, 0x200107, &(0x7f0000000000)) 02:57:50 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040), 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040), 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 4: socketpair(0x23, 0x0, 0x200108, &(0x7f0000000000)) 02:57:50 executing program 1: socketpair(0x23, 0x5, 0xf7010000, &(0x7f0000000000)) 02:57:50 executing program 4: socketpair(0x23, 0x0, 0x200109, &(0x7f0000000000)) 02:57:50 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x84, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x84}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 4: socketpair(0x23, 0x0, 0x20010a, &(0x7f0000000000)) 02:57:50 executing program 1: socketpair(0x23, 0x5, 0xf8000000, &(0x7f0000000000)) [ 2887.866231] nbd: couldn't find device at index 0 02:57:50 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 4: socketpair(0x23, 0x0, 0x20010b, &(0x7f0000000000)) 02:57:50 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0x90, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}]}, 0x90}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 1: socketpair(0x23, 0x5, 0xf8010000, &(0x7f0000000000)) 02:57:50 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2888.055170] nbd: couldn't find device at index 0 02:57:50 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x14, 0x0, 0x1}, 0x14}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x14, 0x0, 0x1}, 0x14}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:50 executing program 1: socketpair(0x23, 0x5, 0xf9000000, &(0x7f0000000000)) 02:57:51 executing program 4: socketpair(0x23, 0x0, 0x20010c, &(0x7f0000000000)) 02:57:51 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2888.213095] nbd: couldn't find device at index 0 [ 2888.219642] nbd: couldn't find device at index 0 02:57:51 executing program 4: socketpair(0x23, 0x0, 0x20010d, &(0x7f0000000000)) 02:57:51 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:51 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:51 executing program 1: socketpair(0x23, 0x5, 0xf9010000, &(0x7f0000000000)) 02:57:51 executing program 2: socketpair(0x23, 0x5, 0xb601, &(0x7f0000000000)) 02:57:51 executing program 4: socketpair(0x23, 0x0, 0x20010e, &(0x7f0000000000)) 02:57:51 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(0x0, 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:51 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(0x0, 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:51 executing program 1: socketpair(0x23, 0x5, 0xfa000000, &(0x7f0000000000)) 02:57:51 executing program 4: socketpair(0x23, 0x0, 0x20010f, &(0x7f0000000000)) 02:57:51 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:51 executing program 1: socketpair(0x23, 0x5, 0xfa010000, &(0x7f0000000000)) 02:57:51 executing program 4: socketpair(0x23, 0x0, 0x200110, &(0x7f0000000000)) 02:57:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(0x0, 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:51 executing program 1: socketpair(0x23, 0x5, 0xfb000000, &(0x7f0000000000)) 02:57:51 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(0x0, 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2888.788198] nbd: couldn't find device at index 0 02:57:51 executing program 4: socketpair(0x23, 0x0, 0x200111, &(0x7f0000000000)) 02:57:51 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x0, 0x0, 0xfffffffe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:51 executing program 1: socketpair(0x23, 0x5, 0xfb010000, &(0x7f0000000000)) 02:57:51 executing program 4: socketpair(0x23, 0x0, 0x200112, &(0x7f0000000000)) 02:57:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(0x0, 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:51 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(0x0, 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2888.985942] nbd: couldn't find device at index 0 02:57:51 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000100)={0x1c, 0x0, 0x0, 0x0, 0xfffffffe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:51 executing program 4: socketpair(0x23, 0x0, 0x200113, &(0x7f0000000000)) 02:57:51 executing program 1: socketpair(0x23, 0x5, 0xfc000000, &(0x7f0000000000)) 02:57:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(0x0, 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:51 executing program 4: socketpair(0x23, 0x0, 0x200114, &(0x7f0000000000)) 02:57:51 executing program 1: socketpair(0x23, 0x5, 0xfc010000, &(0x7f0000000000)) 02:57:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(0x0, 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) [ 2889.226148] nbd: couldn't find device at index 0 02:57:52 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 4: socketpair(0x23, 0x0, 0x200115, &(0x7f0000000000)) 02:57:52 executing program 1: socketpair(0x23, 0x5, 0xfd000000, &(0x7f0000000000)) 02:57:52 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, 0x0}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(0x0, 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 4: socketpair(0x23, 0x0, 0x200116, &(0x7f0000000000)) 02:57:52 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 1: socketpair(0x23, 0x5, 0xfd010000, &(0x7f0000000000)) 02:57:52 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 4: socketpair(0x23, 0x0, 0x200117, &(0x7f0000000000)) 02:57:52 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 1: socketpair(0x23, 0x5, 0xfe000000, &(0x7f0000000000)) 02:57:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) r4 = syz_open_dev$vcsu(0x0, 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 4: socketpair(0x23, 0x0, 0x200118, &(0x7f0000000000)) [ 2889.705702] nbd: couldn't find device at index 0 02:57:52 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 1: socketpair(0x23, 0x5, 0xfe010000, &(0x7f0000000000)) 02:57:52 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 4: socketpair(0x23, 0x0, 0x200119, &(0x7f0000000000)) 02:57:52 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 1: socketpair(0x23, 0x5, 0xfeffffff, &(0x7f0000000000)) [ 2889.923349] nbd: couldn't find device at index 0 02:57:52 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 4: socketpair(0x23, 0x0, 0x20011a, &(0x7f0000000000)) 02:57:52 executing program 1: socketpair(0x23, 0x5, 0xff000000, &(0x7f0000000000)) 02:57:52 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={0x0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 4: socketpair(0x23, 0x0, 0x20011b, &(0x7f0000000000)) 02:57:52 executing program 1: socketpair(0x23, 0x5, 0xff010000, &(0x7f0000000000)) 02:57:52 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, 0x0, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:52 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x0, 0x0}, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:53 executing program 4: socketpair(0x23, 0x0, 0x20011c, &(0x7f0000000000)) 02:57:53 executing program 1: socketpair(0x23, 0x5, 0xfffffffe, &(0x7f0000000000)) 02:57:53 executing program 4: socketpair(0x23, 0x0, 0x20011d, &(0x7f0000000000)) 02:57:53 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:53 executing program 1: socketpair(0x2c, 0x5, 0x8, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) accept4$ax25(0xffffffffffffffff, &(0x7f00000000c0)={{0x3, @netrom}, [@default, @default, @null, @default, @remote, @rose, @netrom, @default]}, &(0x7f0000000140)=0x48, 0x80000) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000080)={'wlan0\x00'}) 02:57:53 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:53 executing program 4: socketpair(0x23, 0x0, 0x20011e, &(0x7f0000000000)) 02:57:53 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:53 executing program 1: socketpair(0x2c, 0x5, 0x8, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) accept4$ax25(0xffffffffffffffff, &(0x7f00000000c0)={{0x3, @netrom}, [@default, @default, @null, @default, @remote, @rose, @netrom, @default]}, &(0x7f0000000140)=0x48, 0x80000) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000080)={'wlan0\x00'}) socketpair(0x2c, 0x5, 0x8, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) accept4$ax25(0xffffffffffffffff, &(0x7f00000000c0)={{0x3, @netrom}, [@default, @default, @null, @default, @remote, @rose, @netrom, @default]}, &(0x7f0000000140)=0x48, 0x80000) (async) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) (async) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000080)={'wlan0\x00'}) (async) 02:57:53 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:53 executing program 4: socketpair(0x23, 0x0, 0x20011f, &(0x7f0000000000)) 02:57:53 executing program 1: socketpair(0x2c, 0x5, 0x8, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) accept4$ax25(0xffffffffffffffff, &(0x7f00000000c0)={{0x3, @netrom}, [@default, @default, @null, @default, @remote, @rose, @netrom, @default]}, &(0x7f0000000140)=0x48, 0x80000) (async) ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) (async) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000080)={'wlan0\x00'}) 02:57:53 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:53 executing program 4: socketpair(0x23, 0x0, 0x200120, &(0x7f0000000000)) 02:57:53 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:53 executing program 1: openat$yama_ptrace_scope(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) socketpair(0x2a, 0x6, 0x800, &(0x7f0000000080)) 02:57:53 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:53 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:53 executing program 1: openat$yama_ptrace_scope(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) socketpair(0x2a, 0x6, 0x800, &(0x7f0000000080)) openat$yama_ptrace_scope(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) (async) socketpair(0x2a, 0x6, 0x800, &(0x7f0000000080)) (async) 02:57:53 executing program 4: socketpair(0x23, 0x0, 0x200121, &(0x7f0000000000)) 02:57:53 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r4 = syz_open_dev$vcsu(&(0x7f0000000080), 0x0, 0x4440) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r3, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:53 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0x0, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000), 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01002a99250515d54a8d020000000c000300f8ffffffffffffff080001"], 0x4c}}, 0x0) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:53 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:53 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) r3 = syz_open_dev$vcsu(&(0x7f0000000040), 0x0, 0x0) syz_genetlink_get_family_id$nl80211(&(0x7f0000000b80), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)={0xc0, r2, 0xc1c27da8b45fc99f, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10001}, @NBD_ATTR_SOCKETS={0xfffffd38, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc0}, 0x1, 0x0, 0x0, 0x8010}, 0x4000014) 02:57:53 executing program 4: socketpair(0x23, 0x0, 0x200122, &(0x7f0000000000)) 02:57:53 executing program 1: openat$yama_ptrace_scope(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) socketpair(0x2a, 0x6, 0x800, &(0x7f0000000080)) openat$yama_ptrace_scope(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) (async) socketpair(0x2a, 0x6, 0x800, &(0x7f0000000080)) (async) [ 2891.044447] block nbd0: NBD_DISCONNECT [ 2891.049377] kasan: CONFIG_KASAN_INLINE enabled [ 2891.054063] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 2891.061432] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 2891.067669] CPU: 0 PID: 30958 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0 [ 2891.075737] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 2891.085201] RIP: 0010:__lock_acquire+0x1eb/0x3ff0 [ 2891.090054] Code: 2b 29 00 00 48 81 c4 98 01 00 00 44 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 b3 2a 00 00 49 81 3e 20 f2 66 8c 0f 84 65 ff ff [ 2891.109047] RSP: 0018:ffff88809e027270 EFLAGS: 00010006 [ 2891.114432] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 2891.121743] RDX: 0000000000000022 RSI: 0000000000000000 RDI: 0000000000000001 [ 2891.129025] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 [ 2891.136310] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 2891.143586] R13: ffff88809f436680 R14: 0000000000000110 R15: 0000000000000001 [ 2891.150872] FS: 00007f7ec84f2700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 2891.160685] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2891.166580] CR2: 0000001b2ed2a000 CR3: 000000009bc23000 CR4: 00000000003406f0 [ 2891.175092] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2891.182392] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2891.189763] Call Trace: [ 2891.192379] ? __lock_acquire+0x6de/0x3ff0 [ 2891.196627] ? mark_held_locks+0xf0/0xf0 [ 2891.200703] ? __lock_acquire+0x6de/0x3ff0 [ 2891.205039] ? mark_held_locks+0xf0/0xf0 [ 2891.209126] ? __free_object+0xdd/0x1e0 [ 2891.213115] ? mark_held_locks+0xf0/0xf0 [ 2891.217185] ? mark_held_locks+0xa6/0xf0 [ 2891.221259] lock_acquire+0x170/0x3c0 [ 2891.225069] ? flush_workqueue+0xe8/0x13e0 [ 2891.229317] flush_workqueue+0x117/0x13e0 [ 2891.233511] ? flush_workqueue+0xe8/0x13e0 [ 2891.237757] ? lock_downgrade+0x720/0x720 [ 2891.241916] ? hctx_unlock+0x83/0x140 [ 2891.245727] ? check_flush_dependency+0x400/0x400 [ 2891.250587] nbd_disconnect_and_put+0x100/0x190 [ 2891.255266] nbd_genl_disconnect+0x34f/0x4f0 [ 2891.259684] ? nbd_release+0x170/0x170 [ 2891.263592] ? nla_parse+0x1b2/0x290 [ 2891.267320] genl_family_rcv_msg+0x642/0xc40 [ 2891.271735] ? genl_rcv+0x40/0x40 [ 2891.275224] ? genl_rcv_msg+0x12f/0x160 [ 2891.279214] ? mutex_trylock+0x1a0/0x1a0 [ 2891.283283] ? __radix_tree_lookup+0x216/0x370 [ 2891.287875] genl_rcv_msg+0xbf/0x160 [ 2891.291595] netlink_rcv_skb+0x160/0x440 [ 2891.295663] ? genl_family_rcv_msg+0xc40/0xc40 [ 2891.300370] ? netlink_ack+0xae0/0xae0 [ 2891.304466] ? genl_rcv+0x15/0x40 [ 2891.307934] genl_rcv+0x24/0x40 [ 2891.311254] netlink_unicast+0x4d5/0x690 [ 2891.315414] ? netlink_sendskb+0x110/0x110 [ 2891.319660] ? _copy_from_iter_full+0x229/0x7c0 [ 2891.324337] ? __phys_addr_symbol+0x2c/0x70 [ 2891.328676] ? __check_object_size+0x17b/0x3e0 [ 2891.333268] netlink_sendmsg+0x6c3/0xc50 [ 2891.337353] ? aa_af_perm+0x230/0x230 [ 2891.341164] ? nlmsg_notify+0x1f0/0x1f0 [ 2891.345141] ? kernel_recvmsg+0x220/0x220 [ 2891.349303] ? nlmsg_notify+0x1f0/0x1f0 [ 2891.353286] sock_sendmsg+0xc3/0x120 [ 2891.357009] ___sys_sendmsg+0x7bb/0x8e0 [ 2891.360994] ? copy_msghdr_from_user+0x440/0x440 [ 2891.365756] ? __fget+0x32f/0x510 [ 2891.369311] ? lock_downgrade+0x720/0x720 [ 2891.373479] ? check_preemption_disabled+0x41/0x280 [ 2891.378509] ? check_preemption_disabled+0x41/0x280 [ 2891.383532] ? __fget+0x356/0x510 [ 2891.386994] ? do_dup2+0x450/0x450 [ 2891.390577] ? debug_object_active_state+0x254/0x330 [ 2891.395692] ? __fdget+0x1d0/0x230 [ 2891.399252] __x64_sys_sendmsg+0x132/0x220 [ 2891.403570] ? __sys_sendmsg+0x1b0/0x1b0 [ 2891.407670] ? __se_sys_futex+0x298/0x3b0 [ 2891.411840] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 2891.417382] ? trace_hardirqs_off_caller+0x6e/0x210 [ 2891.422407] ? do_syscall_64+0x21/0x620 [ 2891.426393] do_syscall_64+0xf9/0x620 [ 2891.430207] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2891.435489] RIP: 0033:0x7f7ec9f800f9 [ 2891.439206] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 [ 2891.458111] RSP: 002b:00007f7ec84f2168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2891.465826] RAX: ffffffffffffffda RBX: 00007f7eca09ff80 RCX: 00007f7ec9f800f9 [ 2891.473104] RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000007 [ 2891.480417] RBP: 00007f7ec9fdbae9 R08: 0000000000000000 R09: 0000000000000000 [ 2891.487693] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 2891.494970] R13: 00007ffc0ee742df R14: 00007f7ec84f2300 R15: 0000000000022000 [ 2891.502249] Modules linked in: [ 2891.505455] ---[ end trace 0c79327759e01f4d ]--- [ 2891.510227] RIP: 0010:__lock_acquire+0x1eb/0x3ff0 [ 2891.515093] Code: 2b 29 00 00 48 81 c4 98 01 00 00 44 89 f8 5b 5d 41 5c 41 5d 41 5e 41 5f c3 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 b3 2a 00 00 49 81 3e 20 f2 66 8c 0f 84 65 ff ff [ 2891.534026] RSP: 0018:ffff88809e027270 EFLAGS: 00010006 [ 2891.539395] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 2891.546672] RDX: 0000000000000022 RSI: 0000000000000000 RDI: 0000000000000001 [ 2891.553947] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001 [ 2891.561223] R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000000 [ 2891.568502] R13: ffff88809f436680 R14: 0000000000000110 R15: 0000000000000001 [ 2891.575791] FS: 00007f7ec84f2700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 [ 2891.584054] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2891.589943] CR2: 0000001b2ed2a000 CR3: 000000009bc23000 CR4: 00000000003406f0 [ 2891.597221] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 2891.604499] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 2891.611774] Kernel panic - not syncing: Fatal exception [ 2891.617536] Kernel Offset: disabled [ 2891.621247] Rebooting in 86400 seconds..