TR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 00:19:25 executing program 2: r0 = socket(0x23, 0x0, 0x435000) ioctl$sock_bt_bnep_BNEPCONNDEL(r0, 0x400442c9, &(0x7f0000000000)={0x462}) 00:19:25 executing program 4: r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$RDMA_NLDEV_CMD_RES_QP_GET(r0, &(0x7f0000000440)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x40, 0x140a, 0x2, 0x70bd26, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x3}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x44000}, 0x4000004) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="24000000dd263827720000000000000000645f8228216d6dce7f9f2a4efba20ba50000000000000000000000000000000053eb4ccfc3f734604a063f2fba540b36944140e79b584e0bf51480c6b99ac2d9c5937c619a5c4c3181ac3816c047aebda45b80b95747aeb491d8bc2e8fa9b539841a58df25b2d3c8bcf1123c54ae6437000000000000000000000000000000000000193b92c8bcb257ba439d086a0cead049b55301d99b1f90292f288d359ab8d78b7f9a7fcedaaa5009e83168bba50698b12ab95e4133e7af226f74ffe8f5f39231aeb62172bfd90950e40f197a9710537958283a885ff2d6069b05020a95aa6b0ac984b7fcf97b3e9908abedb8a8de7a3c928f8fde2fabf73c3605e9d3ec", @ANYRES16=r2, @ANYRES16], 0x24}}, 0x0) (async) getsockopt$PNPIPE_IFINDEX(0xffffffffffffffff, 0x113, 0x2, &(0x7f0000000480), &(0x7f00000004c0)=0x4) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000280)={0x44, r5, 0x1, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0x44}, 0x1, 0x0, 0x0, 0x4040851}, 0x84) [ 974.387438] nbd: must specify at least one socket 00:19:25 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair(0x9, 0x5, 0x3, &(0x7f0000000140)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x90, 0x0, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffa9}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x90}, 0x1, 0x0, 0x0, 0x800}, 0x20000001) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x24, r4, 0x1, 0x0, 0x1, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:25 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x20, r1, 0x200, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x20}, 0x1, 0x0, 0x0, 0x40}, 0x4808) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) (rerun: 32) 00:19:25 executing program 2: r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000000)={0x0, 0x0, 0xffffffffffffffff}) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r0, 0xc00c642e, &(0x7f0000000040)={0x0, 0x0, r1}) r2 = syz_open_dev$dri(&(0x7f0000000080), 0x6, 0x400) ioctl$DRM_IOCTL_MODE_RMFB(r2, 0xc00464af, &(0x7f00000000c0)=0x1) 00:19:25 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000000000)={0x5f5f, 0x5, 0x58, 0x4, 0x4}, 0x14) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:25 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$DRM_IOCTL_MODE_GETPLANE(0xffffffffffffffff, 0xc02064b6, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x3, &(0x7f0000000000)=[0x0, 0x0, 0x0]}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 2: r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000000)={0x0, 0x0, 0xffffffffffffffff}) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r0, 0xc00c642e, &(0x7f0000000040)={0x0, 0x0, r1}) r2 = syz_open_dev$dri(&(0x7f0000000080), 0x6, 0x400) ioctl$DRM_IOCTL_MODE_RMFB(r2, 0xc00464af, &(0x7f00000000c0)=0x1) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) (async) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000000)) (async) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r0, 0xc00c642e, &(0x7f0000000040)={0x0, 0x0, r1}) (async) syz_open_dev$dri(&(0x7f0000000080), 0x6, 0x400) (async) ioctl$DRM_IOCTL_MODE_RMFB(r2, 0xc00464af, &(0x7f00000000c0)=0x1) (async) [ 974.505866] nbd: must specify at least one socket [ 974.513213] nbd: must specify an index to disconnect 00:19:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000000000)={0x5f5f, 0x5, 0x58, 0x4, 0x4}, 0x14) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$DRM_IOCTL_MODE_GETPLANE(0xffffffffffffffff, 0xc02064b6, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x3, &(0x7f0000000000)=[0x0, 0x0, 0x0]}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) ioctl$DRM_IOCTL_MODE_GETPLANE(0xffffffffffffffff, 0xc02064b6, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x3, &(0x7f0000000000)=[0x0, 0x0, 0x0]}) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) 00:19:26 executing program 4: r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$RDMA_NLDEV_CMD_RES_QP_GET(r0, &(0x7f0000000440)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x40, 0x140a, 0x2, 0x70bd26, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x3}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x44000}, 0x4000004) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="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", @ANYRES16=r2, @ANYRES16], 0x24}}, 0x0) getsockopt$PNPIPE_IFINDEX(0xffffffffffffffff, 0x113, 0x2, &(0x7f0000000480), &(0x7f00000004c0)=0x4) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000280)={0x44, r5, 0x1, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0x44}, 0x1, 0x0, 0x0, 0x4040851}, 0x84) syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) (async) sendmsg$RDMA_NLDEV_CMD_RES_QP_GET(r0, &(0x7f0000000440)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x40, 0x140a, 0x2, 0x70bd26, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x3}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x44000}, 0x4000004) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="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", @ANYRES16=r2, @ANYRES16], 0x24}}, 0x0) (async) getsockopt$PNPIPE_IFINDEX(0xffffffffffffffff, 0x113, 0x2, &(0x7f0000000480), &(0x7f00000004c0)=0x4) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r4) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000280)={0x44, r5, 0x1, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0x44}, 0x1, 0x0, 0x0, 0x4040851}, 0x84) (async) 00:19:26 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x9, 0x5, 0x3, &(0x7f0000000140)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) (async) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000280)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x90, 0x0, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffa9}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x90}, 0x1, 0x0, 0x0, 0x800}, 0x20000001) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x24, r4, 0x1, 0x0, 0x1, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x20, r1, 0x200, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x20}, 0x1, 0x0, 0x0, 0x40}, 0x4808) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 00:19:26 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) socketpair(0x1f, 0x1, 0x3e7, &(0x7f0000000340)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r2, 0xc00864bf, &(0x7f0000000280)) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000480)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000440)={&(0x7f0000000380)={0x90, 0x0, 0x2, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x51190b48}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7d9}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}]}, 0x90}, 0x1, 0x0, 0x0, 0x40}, 0x4044001) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r6) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r7, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000228bd7000fedbdf25050000000c0008000000000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4000840}, 0x20008881) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="03000000", @ANYRES16=r5, @ANYBLOB="010000000000000000000103cdcb6139c14eb6000000"], 0x24}}, 0x0) 00:19:26 executing program 2: r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000000)={0x0, 0x0, 0xffffffffffffffff}) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r0, 0xc00c642e, &(0x7f0000000040)={0x0, 0x0, r1}) r2 = syz_open_dev$dri(&(0x7f0000000080), 0x6, 0x400) ioctl$DRM_IOCTL_MODE_RMFB(r2, 0xc00464af, &(0x7f00000000c0)=0x1) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) (async) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000000)) (async) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r0, 0xc00c642e, &(0x7f0000000040)={0x0, 0x0, r1}) (async) syz_open_dev$dri(&(0x7f0000000080), 0x6, 0x400) (async) ioctl$DRM_IOCTL_MODE_RMFB(r2, 0xc00464af, &(0x7f00000000c0)=0x1) (async) 00:19:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000000000)={0x5f5f, 0x5, 0x58, 0x4, 0x4}, 0x14) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$DRM_IOCTL_MODE_GETPLANE(0xffffffffffffffff, 0xc02064b6, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0x0, 0x3, &(0x7f0000000000)=[0x0, 0x0, 0x0]}) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 974.652805] nbd: must specify at least one socket 00:19:26 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x5c, r2, 0x51, 0x70bd2d, 0x7f, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x800}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x22004080}, 0x4004010) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000200)={&(0x7f0000000580)=ANY=[], 0x2c}, 0x1, 0x0, 0x0, 0x4040}, 0x4000000) sendmsg$L2TP_CMD_SESSION_GET(0xffffffffffffffff, &(0x7f00000006c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x1c, 0x0, 0x10, 0x70bd2c, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40400}, 0xc000) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$DRM_IOCTL_RM_CTX(0xffffffffffffffff, 0xc0086421, &(0x7f0000000000)) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) socketpair(0xa, 0x6, 0x100, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000540)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x44, r2, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r3}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x4004}, 0x31ca2981a1899d5c) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0100000000100000000001000000040007800c00050000000000000000000c00040000000000000000000c00020001000000000000110800010000000000"], 0x44}}, 0x8080) [ 974.697080] nbd: must specify an index to disconnect 00:19:26 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) (async) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) (async) socketpair(0x1f, 0x1, 0x3e7, &(0x7f0000000340)={0xffffffffffffffff}) (async) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r2, 0xc00864bf, &(0x7f0000000280)) (async, rerun: 64) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000480)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000440)={&(0x7f0000000380)={0x90, 0x0, 0x2, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x51190b48}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7d9}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}]}, 0x90}, 0x1, 0x0, 0x0, 0x40}, 0x4044001) (async, rerun: 64) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r6) (async, rerun: 32) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NBD_CMD_STATUS(r7, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000228bd7000fedbdf25050000000c0008000000000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4000840}, 0x20008881) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="03000000", @ANYRES16=r5, @ANYBLOB="010000000000000000000103cdcb6139c14eb6000000"], 0x24}}, 0x0) 00:19:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000380)={&(0x7f00000002c0)={0x34, r1, 0x8, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x272a9aad}]}, 0x34}, 0x1, 0x0, 0x0, 0x4044040}, 0x1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000440)={0xffffffffffffffff}) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000580)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x68, 0x0, 0x2, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffe}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r7}]}]}, 0x68}}, 0x4000) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="040029bd7000fddbdf25030000000c00030008000000000000000c000800ffffffff000000000c00078008000100", @ANYRES32=r4, @ANYBLOB="0cff00"/12], 0x44}, 0x1, 0x0, 0x0, 0x800}, 0x8800) 00:19:26 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x4, &(0x7f0000000000)) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 2: socket(0x23, 0x0, 0x435000) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) ioctl$sock_inet_tcp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f0000000000)) 00:19:26 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$L2TP_CMD_SESSION_GET(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, 0x0, 0x8, 0x70bd27, 0x25dfdbfb, {}, [@L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x4}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x1}]}, 0x24}}, 0x20000000) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 974.779730] nbd: must specify at least one socket 00:19:26 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x5c, r2, 0x51, 0x70bd2d, 0x7f, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x800}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x22004080}, 0x4004010) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000200)={&(0x7f0000000580)=ANY=[], 0x2c}, 0x1, 0x0, 0x0, 0x4040}, 0x4000000) sendmsg$L2TP_CMD_SESSION_GET(0xffffffffffffffff, &(0x7f00000006c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x1c, 0x0, 0x10, 0x70bd2c, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40400}, 0xc000) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$DRM_IOCTL_RM_CTX(0xffffffffffffffff, 0xc0086421, &(0x7f0000000000)) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) (async) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) (async) socketpair(0xa, 0x6, 0x100, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000540)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x44, r2, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r3}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x4004}, 0x31ca2981a1899d5c) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0100000000100000000001000000040007800c00050000000000000000000c00040000000000000000000c00020001000000000000110800010000000000"], 0x44}}, 0x8080) 00:19:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000380)={&(0x7f00000002c0)={0x34, r1, 0x8, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x272a9aad}]}, 0x34}, 0x1, 0x0, 0x0, 0x4044040}, 0x1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000440)={0xffffffffffffffff}) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000580)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x68, 0x0, 0x2, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffe}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r7}]}]}, 0x68}}, 0x4000) (async) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="040029bd7000fddbdf25030000000c00030008000000000000000c000800ffffffff000000000c00078008000100", @ANYRES32=r4, @ANYBLOB="0cff00"/12], 0x44}, 0x1, 0x0, 0x0, 0x800}, 0x8800) 00:19:26 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) socketpair(0x1f, 0x1, 0x3e7, &(0x7f0000000340)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r2, 0xc00864bf, &(0x7f0000000280)) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000480)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000440)={&(0x7f0000000380)={0x90, 0x0, 0x2, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x51190b48}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7d9}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}]}, 0x90}, 0x1, 0x0, 0x0, 0x40}, 0x4044001) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r6) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r7, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000228bd7000fedbdf25050000000c0008000000000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4000840}, 0x20008881) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="03000000", @ANYRES16=r5, @ANYBLOB="010000000000000000000103cdcb6139c14eb6000000"], 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) (async) socketpair(0x1f, 0x1, 0x3e7, &(0x7f0000000340)) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r2, 0xc00864bf, &(0x7f0000000280)) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000480)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000440)={&(0x7f0000000380)={0x90, 0x0, 0x2, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x51190b48}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7d9}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}]}, 0x90}, 0x1, 0x0, 0x0, 0x40}, 0x4044001) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r6) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r7, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="000228bd7000fedbdf25050000000c0008000000000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4000840}, 0x20008881) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="03000000", @ANYRES16=r5, @ANYBLOB="010000000000000000000103cdcb6139c14eb6000000"], 0x24}}, 0x0) (async) 00:19:26 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$L2TP_CMD_SESSION_GET(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, 0x0, 0x8, 0x70bd27, 0x25dfdbfb, {}, [@L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x4}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x1}]}, 0x24}}, 0x20000000) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$L2TP_CMD_SESSION_GET(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, 0x0, 0x8, 0x70bd27, 0x25dfdbfb, {}, [@L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x4}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x1}]}, 0x24}}, 0x20000000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) 00:19:26 executing program 2: socket(0x23, 0x0, 0x435000) (async) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) (async) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) (async) ioctl$sock_inet_tcp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f0000000000)) 00:19:26 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x4, &(0x7f0000000000)) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) io_setup(0x4, &(0x7f0000000000)) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) [ 974.906866] nbd: must specify at least one socket 00:19:26 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x5c, r2, 0x51, 0x70bd2d, 0x7f, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x800}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x22004080}, 0x4004010) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000200)={&(0x7f0000000580)=ANY=[], 0x2c}, 0x1, 0x0, 0x0, 0x4040}, 0x4000000) sendmsg$L2TP_CMD_SESSION_GET(0xffffffffffffffff, &(0x7f00000006c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x1c, 0x0, 0x10, 0x70bd2c, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40400}, 0xc000) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$DRM_IOCTL_RM_CTX(0xffffffffffffffff, 0xc0086421, &(0x7f0000000000)) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) socketpair(0xa, 0x6, 0x100, &(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000540)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x44, r2, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r3}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x4004}, 0x31ca2981a1899d5c) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0100000000100000000001000000040007800c00050000000000000000000c00040000000000000000000c00020001000000000000110800010000000000"], 0x44}}, 0x8080) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}}, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x5c, r2, 0x51, 0x70bd2d, 0x7f, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x800}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x22004080}, 0x4004010) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000200)={&(0x7f0000000580)=ANY=[], 0x2c}, 0x1, 0x0, 0x0, 0x4040}, 0x4000000) (async) sendmsg$L2TP_CMD_SESSION_GET(0xffffffffffffffff, &(0x7f00000006c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x1c, 0x0, 0x10, 0x70bd2c, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e22}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40400}, 0xc000) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) ioctl$DRM_IOCTL_RM_CTX(0xffffffffffffffff, 0xc0086421, &(0x7f0000000000)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) (async) socketpair(0xa, 0x6, 0x100, &(0x7f0000000440)) (async) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000540)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x44, r2, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r3}]}]}, 0x44}, 0x1, 0x0, 0x0, 0x4004}, 0x31ca2981a1899d5c) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0100000000100000000001000000040007800c00050000000000000000000c00040000000000000000000c00020001000000000000110800010000000000"], 0x44}}, 0x8080) (async) 00:19:26 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$L2TP_CMD_SESSION_GET(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, 0x0, 0x8, 0x70bd27, 0x25dfdbfb, {}, [@L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x4}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x1}]}, 0x24}}, 0x20000000) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x20, r1, 0x100, 0xc75, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x20}, 0x1, 0x0, 0x0, 0x8000}, 0x20044004) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 2: socket(0x23, 0x0, 0x435000) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) (async) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) ioctl$sock_inet_tcp_SIOCINQ(0xffffffffffffffff, 0x541b, &(0x7f0000000000)) 00:19:26 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x4, &(0x7f0000000000)) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000380)={&(0x7f00000002c0)={0x34, r1, 0x8, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x272a9aad}]}, 0x34}, 0x1, 0x0, 0x0, 0x4044040}, 0x1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000440)={0xffffffffffffffff}) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000480)={0xffffffffffffffff}) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000580)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x68, 0x0, 0x2, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffe}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r7}]}]}, 0x68}}, 0x4000) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="040029bd7000fddbdf25030000000c00030008000000000000000c000800ffffffff000000000c00078008000100", @ANYRES32=r4, @ANYBLOB="0cff00"/12], 0x44}, 0x1, 0x0, 0x0, 0x800}, 0x8800) 00:19:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 975.015216] nbd: must specify at least one socket 00:19:26 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x20, r1, 0x100, 0xc75, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x20}, 0x1, 0x0, 0x0, 0x8000}, 0x20044004) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x20, r1, 0x100, 0xc75, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x20}, 0x1, 0x0, 0x0, 0x8000}, 0x20044004) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) 00:19:26 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x4, &(0x7f0000000000)) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 2: socket(0x23, 0x0, 0x435000) socketpair(0x10ff1da0d50d1864, 0x9, 0x3, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$MISDN_TIME_STAMP(r0, 0x0, 0x1, &(0x7f0000000040)=0x1, 0x4) 00:19:26 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) 00:19:26 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x20, r1, 0x100, 0xc75, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x20}, 0x1, 0x0, 0x0, 0x8000}, 0x20044004) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async, rerun: 64) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 2: socket(0x23, 0x0, 0x435000) (async, rerun: 64) socketpair(0x10ff1da0d50d1864, 0x9, 0x3, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 64) setsockopt$MISDN_TIME_STAMP(r0, 0x0, 0x1, &(0x7f0000000040)=0x1, 0x4) 00:19:26 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) 00:19:26 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$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) 00:19:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f0000000100), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, r1, 0x400, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffd}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000040}, 0x20040000) ioctl$IMHOLD_L1(0xffffffffffffffff, 0x80044948, &(0x7f0000000000)=0x91) 00:19:26 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$L2TP_CMD_SESSION_GET(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, 0x0, 0x8, 0x70bd27, 0x25dfdbfb, {}, [@L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x4}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x1}]}, 0x24}}, 0x20000000) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="247ced08", @ANYRES16=r1, @ANYBLOB="200000000800fbdbdf25010000001e4e07800c000600000000aaaf45c400"], 0x24}}, 0x20000800) 00:19:26 executing program 0: r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$L2TP_CMD_SESSION_GET(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, 0x0, 0x8, 0x70bd27, 0x25dfdbfb, {}, [@L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x4}, @L2TP_ATTR_PEER_CONN_ID={0x8, 0xa, 0x1}]}, 0x24}}, 0x20000000) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 3: r0 = openat$adsp1(0xffffffffffffff9c, &(0x7f0000000100), 0x10040, 0x0) ioctl$SOUND_MIXER_READ_RECMASK(r0, 0x80044dfd, &(0x7f0000000140)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r2) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000400)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000380)={0x58, r3, 0x400, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x800}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10000}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x40d4}, 0x4) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r8, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:26 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x20}}, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f0000000100), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, r1, 0x400, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffd}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000040}, 0x20040000) (async) ioctl$IMHOLD_L1(0xffffffffffffffff, 0x80044948, &(0x7f0000000000)=0x91) 00:19:26 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) [ 975.285751] nbd: must specify a size in bytes for the device 00:19:26 executing program 0: r0 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$RDMA_NLDEV_CMD_RES_QP_GET(r0, &(0x7f0000000440)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x40, 0x140a, 0x2, 0x70bd26, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x3}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x44000}, 0x4000004) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="24000000dd263827720000000000000000645f8228216d6dce7f9f2a4efba20ba50000000000000000000000000000000053eb4ccfc3f734604a063f2fba540b36944140e79b584e0bf51480c6b99ac2d9c5937c619a5c4c3181ac3816c047aebda45b80b95747aeb491d8bc2e8fa9b539841a58df25b2d3c8bcf1123c54ae6437000000000000000000000000000000000000193b92c8bcb257ba439d086a0cead049b55301d99b1f90292f288d359ab8d78b7f9a7fcedaaa5009e83168bba50698b12ab95e4133e7af226f74ffe8f5f39231aeb62172bfd90950e40f197a9710537958283a885ff2d6069b05020a95aa6b0ac984b7fcf97b3e9908abedb8a8de7a3c928f8fde2fabf73c3605e9d3ec", @ANYRES16=r2, @ANYRES16], 0x24}}, 0x0) getsockopt$PNPIPE_IFINDEX(0xffffffffffffffff, 0x113, 0x2, &(0x7f0000000480), &(0x7f00000004c0)=0x4) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000280)={0x44, r5, 0x1, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0x44}, 0x1, 0x0, 0x0, 0x4040851}, 0x84) 00:19:26 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="247ced08", @ANYRES16=r1, @ANYBLOB="200000000800fbdbdf25010000001e4e07800c000600000000aaaf45c400"], 0x24}}, 0x20000800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="247ced08", @ANYRES16=r1, @ANYBLOB="200000000800fbdbdf25010000001e4e07800c000600000000aaaf45c400"], 0x24}}, 0x20000800) (async) [ 975.407679] nbd: must specify a size in bytes for the device [ 975.451832] nbd: must specify at least one socket [ 975.459366] nbd: must specify an index to disconnect 00:19:27 executing program 2: socket(0x23, 0x0, 0x435000) socketpair(0x10ff1da0d50d1864, 0x9, 0x3, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$MISDN_TIME_STAMP(r0, 0x0, 0x1, &(0x7f0000000040)=0x1, 0x4) socket(0x23, 0x0, 0x435000) (async) socketpair(0x10ff1da0d50d1864, 0x9, 0x3, &(0x7f0000000000)) (async) setsockopt$MISDN_TIME_STAMP(r0, 0x0, 0x1, &(0x7f0000000040)=0x1, 0x4) (async) 00:19:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xffffffffffffffa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x675}]}, 0x24}}, 0x0) 00:19:27 executing program 3: r0 = openat$adsp1(0xffffffffffffff9c, &(0x7f0000000100), 0x10040, 0x0) ioctl$SOUND_MIXER_READ_RECMASK(r0, 0x80044dfd, &(0x7f0000000140)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r2) (async) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) (async) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) (async, rerun: 32) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (rerun: 32) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) (async, rerun: 64) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (rerun: 64) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000400)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000380)={0x58, r3, 0x400, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x800}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10000}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x40d4}, 0x4) (async) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r8, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x20}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f0000000100), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, r1, 0x400, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffd}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000040}, 0x20040000) ioctl$IMHOLD_L1(0xffffffffffffffff, 0x80044948, &(0x7f0000000000)=0x91) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x20}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f0000000100), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, r1, 0x400, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffd}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000040}, 0x20040000) (async) ioctl$IMHOLD_L1(0xffffffffffffffff, 0x80044948, &(0x7f0000000000)=0x91) (async) 00:19:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="247ced08", @ANYRES16=r1, @ANYBLOB="200000000800fbdbdf25010000001e4e07800c000600000000aaaf45c400"], 0x24}}, 0x20000800) 00:19:27 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="247ced08", @ANYRES16=r1, @ANYBLOB="200000000800fbdbdf25010000001e4e07800c000600000000aaaf45c400"], 0x24}}, 0x20000800) 00:19:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x6c, r3, 0x400, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xd7}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x128}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4040000}, 0x20000801) 00:19:27 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x20, r3, 0x4, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x84}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="240000007576a3ccc2401adc47e4950d30d0f06ba5a52e0209f0fe289e3f8b690a2cb90e7684b50893507d5452cd9c3306e40055aa52c0edb9a5b79f2f4752c31d89b19462a4ba59d3fb1a7cce953a4210f5fd1b54138949cfa4", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 00:19:27 executing program 2: socket(0x2a, 0x80000, 0x2a1) [ 975.731279] nbd: must specify a size in bytes for the device [ 975.751844] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.4'. 00:19:27 executing program 2: socket(0x2a, 0x80000, 0x2a1) 00:19:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xffffffffffffffa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x675}]}, 0x24}}, 0x0) [ 975.792533] nbd: must specify at least one socket [ 975.812016] nbd: must specify a size in bytes for the device [ 975.830895] nbd: must specify at least one socket 00:19:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xffffffffffffffa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x675}]}, 0x24}}, 0x0) 00:19:27 executing program 3: r0 = openat$adsp1(0xffffffffffffff9c, &(0x7f0000000100), 0x10040, 0x0) ioctl$SOUND_MIXER_READ_RECMASK(r0, 0x80044dfd, &(0x7f0000000140)) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r2) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r2) (async) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) (async) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) (async) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) (async) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000400)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000380)={0x58, r3, 0x400, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x800}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10000}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x40d4}, 0x4) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r8, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r4, 0x1, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe264}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4014000}, 0xc014) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:27 executing program 2: socket(0x2a, 0x80000, 0x2a1) [ 975.844329] nbd: must specify at least one socket 00:19:27 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x20, r3, 0x4, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x84}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="240000007576a3ccc2401adc47e4950d30d0f06ba5a52e0209f0fe289e3f8b690a2cb90e7684b50893507d5452cd9c3306e40055aa52c0edb9a5b79f2f4752c31d89b19462a4ba59d3fb1a7cce953a4210f5fd1b54138949cfa4", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 00:19:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xffffffffffffffa9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x675}]}, 0x24}}, 0x0) 00:19:27 executing program 2: socket(0x3, 0x0, 0x435000) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000000c0)={r0, &(0x7f0000000000)="1bf5858dd0010d2a3e8ab915d3066898e6a4ae89b7a37fffa9d319b1e69feb78e22bb86618692e430033e31fdceb72ce2273b6861187e0b4c7fd8c0bfa6acdbc17450c04850cc8ad832d13cd98f921a25066", &(0x7f0000000080)=@tcp=r1, 0x1}, 0x20) [ 975.944289] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.0'. [ 975.978103] nbd: must specify at least one socket 00:19:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="7628599738f07dc03d8ca0e2abfe07412160e6eaeb34c77c00000000000000ca79cd63168ad782fceed3f9f8d11fb2fba75891adc1e4552a055f352c9806d29377753202542a647e33b7521875d62afc05fd5d7a52d4bbdffaf2fa622f945d78ed05899978ac0000e5e5ac609649a977289fcb931acc736a37a6dc", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) [ 975.990233] nbd: must specify at least one socket 00:19:27 executing program 2: socket(0x3, 0x0, 0x435000) (async) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) (async) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000000c0)={r0, &(0x7f0000000000)="1bf5858dd0010d2a3e8ab915d3066898e6a4ae89b7a37fffa9d319b1e69feb78e22bb86618692e430033e31fdceb72ce2273b6861187e0b4c7fd8c0bfa6acdbc17450c04850cc8ad832d13cd98f921a25066", &(0x7f0000000080)=@tcp=r1, 0x1}, 0x20) 00:19:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x20, r3, 0x4, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x84}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="240000007576a3ccc2401adc47e4950d30d0f06ba5a52e0209f0fe289e3f8b690a2cb90e7684b50893507d5452cd9c3306e40055aa52c0edb9a5b79f2f4752c31d89b19462a4ba59d3fb1a7cce953a4210f5fd1b54138949cfa4", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 00:19:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r4, 0x1, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe264}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4014000}, 0xc014) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="4200000000000000000001000000040007800c0002000000100000000000"], 0x24}}, 0x0) 00:19:27 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x20, r3, 0x4, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x84}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="240000007576a3ccc2401adc47e4950d30d0f06ba5a52e0209f0fe289e3f8b690a2cb90e7684b50893507d5452cd9c3306e40055aa52c0edb9a5b79f2f4752c31d89b19462a4ba59d3fb1a7cce953a4210f5fd1b54138949cfa4", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x20, r3, 0x4, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x20}, 0x1, 0x0, 0x0, 0x84}, 0x4000) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="240000007576a3ccc2401adc47e4950d30d0f06ba5a52e0209f0fe289e3f8b690a2cb90e7684b50893507d5452cd9c3306e40055aa52c0edb9a5b79f2f4752c31d89b19462a4ba59d3fb1a7cce953a4210f5fd1b54138949cfa4", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) (async) [ 976.016553] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.4'. [ 976.041954] nbd: must specify at least one socket 00:19:27 executing program 2: socket(0x3, 0x0, 0x435000) (async, rerun: 64) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (rerun: 64) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) (async) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) (async) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f00000000c0)={r0, &(0x7f0000000000)="1bf5858dd0010d2a3e8ab915d3066898e6a4ae89b7a37fffa9d319b1e69feb78e22bb86618692e430033e31fdceb72ce2273b6861187e0b4c7fd8c0bfa6acdbc17450c04850cc8ad832d13cd98f921a25066", &(0x7f0000000080)=@tcp=r1, 0x1}, 0x20) 00:19:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="7628599738f07dc03d8ca0e2abfe07412160e6eaeb34c77c00000000000000ca79cd63168ad782fceed3f9f8d11fb2fba75891adc1e4552a055f352c9806d29377753202542a647e33b7521875d62afc05fd5d7a52d4bbdffaf2fa622f945d78ed05899978ac0000e5e5ac609649a977289fcb931acc736a37a6dc", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 00:19:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="4200000000000000000001000000040007800c0002000000100000000000"], 0x24}}, 0x0) 00:19:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r3) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x820000}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x24, r6, 0x800, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x24}, 0x1, 0x0, 0x0, 0x8001}, 0x40050) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x34, r4, 0x800, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x99c881affc2e3b65}]}, 0x34}, 0x1, 0x0, 0x0, 0x40}, 0x4080) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000f700000000000000800c0700000000000000000000f4712bdccdd0e0d64d7302453fd8328cfc7fcb8e35b8a0d4bf417b481e3be706e744b362983029e1f8f8607869a02e4da2be61858b69d3f7e5f169a1e0dc9d6674caa0ab457b705f3d5f8a41a49a"], 0x24}}, 0x0) 00:19:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r4, 0x1, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe264}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4014000}, 0xc014) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 976.076718] nbd: must specify at least one socket [ 976.090990] nbd: must specify at least one socket 00:19:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="4200000000000000000001000000040007800c0002000000100000000000"], 0x24}}, 0x0) [ 976.163832] nbd: must specify at least one socket 00:19:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB="7628599738f07dc03d8ca0e2abfe07412160e6eaeb34c77c00000000000000ca79cd63168ad782fceed3f9f8d11fb2fba75891adc1e4552a055f352c9806d29377753202542a647e33b7521875d62afc05fd5d7a52d4bbdffaf2fa622f945d78ed05899978ac0000e5e5ac609649a977289fcb931acc736a37a6dc", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 00:19:27 executing program 2: r0 = socket(0x23, 0x0, 0x435000) socket(0x8, 0x5, 0x2) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000240)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_ipv6_tunnel_SIOCADD6RD(r1, 0x89f9, &(0x7f00000003c0)={'ip6tnl0\x00', &(0x7f0000000340)={'ip6gre0\x00', 0x0, 0x2f, 0x3, 0x7, 0x27, 0x0, @private2, @private2, 0x20, 0x20, 0x10000, 0x2}}) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r0, 0x89f7, &(0x7f0000000480)={'ip6tnl0\x00', &(0x7f0000000400)={'syztnl1\x00', r4, 0x4, 0x20, 0x5, 0x586, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, @local, 0x7, 0x20, 0x1, 0x9}}) ioctl$DRM_IOCTL_GET_UNIQUE(r3, 0xc0106401, &(0x7f0000000200)={0x6a, &(0x7f0000000180)=""/106}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) getsockname(r2, &(0x7f0000000080)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, &(0x7f0000000100)=0x80) setsockopt$inet_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000000)='cdg\x00', 0x4) 00:19:27 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, 0x0, 0x2, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffff05}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffff8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x801}, 0x1) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_usbip_server_init(0x2) 00:19:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) [ 976.198529] nbd: must specify at least one socket [ 976.217442] nbd: must specify at least one socket 00:19:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x20, r1, 0x400, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}]}]}, 0x20}, 0x1, 0x0, 0x0, 0x40010}, 0x41) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/failed_transaction_log\x00', 0x0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r6) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000600)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000005c0)={&(0x7f0000000540)={0x78, r7, 0x20, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1ff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xbb52}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS, @NBD_ATTR_SERVER_FLAGS={0x0, 0x5, 0x12a}]}, 0x78}, 0x1, 0x0, 0x0, 0x40}, 0x804) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r5, 0xc01064b5, &(0x7f00000004c0)={&(0x7f0000000480)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x9}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r4, @ANYBLOB="0100000000000000ff00010000000c0008000000000000000000"], 0x20}}, 0x0) socket(0x23, 0x4, 0x3) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)) socketpair(0x28, 0x3, 0x1f, &(0x7f0000000300)) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000400)={&(0x7f00000006c0)={0x14, r4, 0x10, 0x70bd27, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x40044c0}, 0x2000001c) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="b4ff415139c3df0968c489c2f24403e782030000e8ffffff00206d83", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00040002000000000000000c0008003c000000000000000c00020000000000000000000800010000000000"], 0x44}}, 0x0) 00:19:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) 00:19:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) 00:19:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)=ANY=[@ANYBLOB='&\a\x00\x00', @ANYRES16=0x0, @ANYBLOB="0000000000000000000003000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="010027bd7000fddbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x8000}, 0x40000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='oom_score\x00') openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000140)='/sys/kernel/debug/binder/failed_transaction_log\x00', 0x0, 0x0) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000001c0)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB="20100000", @ANYRES16=r5, @ANYBLOB="01000000000000000000010000000c0008000000000000000000"], 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000480)={&(0x7f00000005c0)={0x68, r5, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x401}]}, 0x68}, 0x1, 0x0, 0x0, 0x4008800}, 0x4) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) socket(0x27, 0x80000, 0x3) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000200)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14, r3, 0x400, 0x70bd2b, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x4008004}, 0x81) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000580)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0100000000000000000001000000040007800c000200000000000000000081"], 0x24}}, 0x0) 00:19:27 executing program 2: r0 = socket(0x23, 0x0, 0x435000) socket(0x8, 0x5, 0x2) (async) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000240)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) (async) ioctl$sock_ipv6_tunnel_SIOCADD6RD(r1, 0x89f9, &(0x7f00000003c0)={'ip6tnl0\x00', &(0x7f0000000340)={'ip6gre0\x00', 0x0, 0x2f, 0x3, 0x7, 0x27, 0x0, @private2, @private2, 0x20, 0x20, 0x10000, 0x2}}) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r0, 0x89f7, &(0x7f0000000480)={'ip6tnl0\x00', &(0x7f0000000400)={'syztnl1\x00', r4, 0x4, 0x20, 0x5, 0x586, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, @local, 0x7, 0x20, 0x1, 0x9}}) ioctl$DRM_IOCTL_GET_UNIQUE(r3, 0xc0106401, &(0x7f0000000200)={0x6a, &(0x7f0000000180)=""/106}) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) (async) getsockname(r2, &(0x7f0000000080)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, &(0x7f0000000100)=0x80) setsockopt$inet_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000000)='cdg\x00', 0x4) 00:19:27 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) [ 976.329305] nbd: must specify at least one socket [ 976.347267] vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3) [ 976.353092] vhci_hcd vhci_hcd.0: devid(0) speed(2) speed_str(full-speed) [ 976.369061] nbd: must specify at least one socket 00:19:27 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:27 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c00050000000000000000fa0b00040000000000000000000c00020010000000000000000800010000000000"], 0x44}}, 0x0) 00:19:27 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)=ANY=[@ANYBLOB='&\a\x00\x00', @ANYRES16=0x0, @ANYBLOB="0000000000000000000003000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="010027bd7000fddbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x8000}, 0x40000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='oom_score\x00') openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000140)='/sys/kernel/debug/binder/failed_transaction_log\x00', 0x0, 0x0) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000001c0)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB="20100000", @ANYRES16=r5, @ANYBLOB="01000000000000000000010000000c0008000000000000000000"], 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000480)={&(0x7f00000005c0)={0x68, r5, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x401}]}, 0x68}, 0x1, 0x0, 0x0, 0x4008800}, 0x4) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) socket(0x27, 0x80000, 0x3) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000200)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14, r3, 0x400, 0x70bd2b, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x4008004}, 0x81) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000580)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0100000000000000000001000000040007800c000200000000000000000081"], 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)=ANY=[@ANYBLOB='&\a\x00\x00', @ANYRES16=0x0, @ANYBLOB="0000000000000000000003000000"], 0x14}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="010027bd7000fddbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x8000}, 0x40000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async) syz_open_procfs(0x0, &(0x7f0000000100)='oom_score\x00') (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000140)='/sys/kernel/debug/binder/failed_transaction_log\x00', 0x0, 0x0) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000001c0)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB="20100000", @ANYRES16=r5, @ANYBLOB="01000000000000000000010000000c0008000000000000000000"], 0x20}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000480)={&(0x7f00000005c0)={0x68, r5, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x401}]}, 0x68}, 0x1, 0x0, 0x0, 0x4008800}, 0x4) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) (async) socket(0x27, 0x80000, 0x3) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000200)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14, r3, 0x400, 0x70bd2b, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x4008004}, 0x81) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000580)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0100000000000000000001000000040007800c000200000000000000000081"], 0x24}}, 0x0) (async) [ 976.389585] nbd: must specify at least one socket [ 976.392450] vhci_hcd vhci_hcd.0: Device attached [ 976.410066] vhci_hcd: connection closed [ 976.417565] vhci_hcd: stop threads [ 976.426237] vhci_hcd: release socket [ 976.433295] vhci_hcd: disconnect device 00:19:27 executing program 2: r0 = socket(0x23, 0x0, 0x435000) (async, rerun: 32) socket(0x8, 0x5, 0x2) (async, rerun: 32) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000040)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000240)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) (async) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) (async) ioctl$sock_ipv6_tunnel_SIOCADD6RD(r1, 0x89f9, &(0x7f00000003c0)={'ip6tnl0\x00', &(0x7f0000000340)={'ip6gre0\x00', 0x0, 0x2f, 0x3, 0x7, 0x27, 0x0, @private2, @private2, 0x20, 0x20, 0x10000, 0x2}}) ioctl$sock_ipv6_tunnel_SIOCCHGPRL(r0, 0x89f7, &(0x7f0000000480)={'ip6tnl0\x00', &(0x7f0000000400)={'syztnl1\x00', r4, 0x4, 0x20, 0x5, 0x586, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}, @local, 0x7, 0x20, 0x1, 0x9}}) (async) ioctl$DRM_IOCTL_GET_UNIQUE(r3, 0xc0106401, &(0x7f0000000200)={0x6a, &(0x7f0000000180)=""/106}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) (async) getsockname(r2, &(0x7f0000000080)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @local}}}, &(0x7f0000000100)=0x80) setsockopt$inet_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000000)='cdg\x00', 0x4) [ 976.504745] nbd: must specify at least one socket 00:19:28 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, 0x0, 0x2, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffff05}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffff8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x801}, 0x1) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) syz_usbip_server_init(0x2) 00:19:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r4 = socket(0xb, 0x1, 0x6) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = socket(0x10, 0x1, 0x101) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8082000}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x74, r1, 0x10, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r4}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x11}, 0x0) socketpair(0x11, 0xa, 0x6, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f00000001c0)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x54, r1, 0x200, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x850}, 0x20000000) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) 00:19:28 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x80, 0x0, 0x400, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x80}, 0x1, 0x0, 0x0, 0x800}, 0x4) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000008000000000"], 0x24}}, 0x0) 00:19:28 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)=ANY=[@ANYBLOB='&\a\x00\x00', @ANYRES16=0x0, @ANYBLOB="0000000000000000000003000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="010027bd7000fddbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x8000}, 0x40000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) syz_open_procfs(0x0, &(0x7f0000000100)='oom_score\x00') openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000140)='/sys/kernel/debug/binder/failed_transaction_log\x00', 0x0, 0x0) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000001c0)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB="20100000", @ANYRES16=r5, @ANYBLOB="01000000000000000000010000000c0008000000000000000000"], 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000480)={&(0x7f00000005c0)={0x68, r5, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x401}]}, 0x68}, 0x1, 0x0, 0x0, 0x4008800}, 0x4) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) socket(0x27, 0x80000, 0x3) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000200)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14, r3, 0x400, 0x70bd2b, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x4008004}, 0x81) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000580)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0100000000000000000001000000040007800c000200000000000000000081"], 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)=ANY=[@ANYBLOB='&\a\x00\x00', @ANYRES16=0x0, @ANYBLOB="0000000000000000000003000000"], 0x14}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000440)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="010027bd7000fddbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x8000}, 0x40000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async) syz_open_procfs(0x0, &(0x7f0000000100)='oom_score\x00') (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000140)='/sys/kernel/debug/binder/failed_transaction_log\x00', 0x0, 0x0) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000001c0)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB="20100000", @ANYRES16=r5, @ANYBLOB="01000000000000000000010000000c0008000000000000000000"], 0x20}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000480)={&(0x7f00000005c0)={0x68, r5, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x401}]}, 0x68}, 0x1, 0x0, 0x0, 0x4008800}, 0x4) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) (async) socket(0x27, 0x80000, 0x3) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000200)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14, r3, 0x400, 0x70bd2b, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x4008004}, 0x81) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000580)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0100000000000000000001000000040007800c000200000000000000000081"], 0x24}}, 0x0) (async) 00:19:28 executing program 2: socket(0x23, 0x0, 0x434ffd) socket$inet6_udplite(0xa, 0x2, 0x88) 00:19:28 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="2400e700", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000002c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f00000001c0)={0x7, r4, 0x200, 0x10000000, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0x0, 0x8, 0x646940b2}, @NBD_ATTR_INDEX={0x0, 0x1, 0x0}]}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) 00:19:28 executing program 0: r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r1 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) sendmsg$L2TP_CMD_TUNNEL_CREATE(r0, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x4c, r1, 0x400, 0x70bd28, 0x25dfdbfc, {}, [@L2TP_ATTR_SESSION_ID={0x8}, @L2TP_ATTR_PEER_SESSION_ID={0x8, 0xc, 0x2}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_LNS_MODE={0x5, 0x14, 0x1}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @remote}, @L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_OFFSET={0x6}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40000}, 0x981) ioctl$DRM_IOCTL_MODE_GET_LEASE(r0, 0xc01064c8, &(0x7f0000000100)={0x1, 0x0, &(0x7f0000000000)=[0x0]}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x44, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) [ 976.966377] nbd: must specify at least one socket 00:19:28 executing program 2: socket(0x23, 0x0, 0x434ffd) socket$inet6_udplite(0xa, 0x2, 0x88) 00:19:28 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x1, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x801) 00:19:28 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) r4 = socket(0xb, 0x1, 0x6) (async) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) (async) r6 = socket(0x10, 0x1, 0x101) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8082000}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x74, r1, 0x10, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r4}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x11}, 0x0) socketpair(0x11, 0xa, 0x6, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f00000001c0)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x54, r1, 0x200, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x850}, 0x20000000) (async, rerun: 64) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 976.998896] vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3) [ 977.004714] vhci_hcd vhci_hcd.0: devid(0) speed(2) speed_str(full-speed) [ 977.038850] vhci_hcd vhci_hcd.0: Device attached 00:19:28 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), 0xffffffffffffffff) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) r3 = syz_open_procfs(0x0, &(0x7f0000000100)='net/ip_mr_cache\x00') r4 = syz_open_procfs(0x0, &(0x7f0000000140)='net/udp\x00') r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) r9 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000001c0)='net/ip_tables_names\x00') sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000300)={&(0x7f0000000200)={0xf0, 0x0, 0x1, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x10b}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x40}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xd8b}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0xf0}, 0x1, 0x0, 0x0, 0x4}, 0x20000030) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r10, @ANYBLOB="01000000000000000000010000000400071ce59894b2c739a90000000000"], 0x24}}, 0x0) [ 977.056537] vhci_hcd: connection closed [ 977.056672] vhci_hcd: stop threads [ 977.072260] vhci_hcd: release socket [ 977.076210] nbd: must specify at least one socket [ 977.089385] vhci_hcd: disconnect device [ 977.152501] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.0'. [ 977.163499] nbd: must specify at least one socket 00:19:29 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, 0x0, 0x2, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffff05}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffff8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x801}, 0x1) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_usbip_server_init(0x2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x5c, 0x0, 0x2, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffff05}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffff8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x5c}, 0x1, 0x0, 0x0, 0x801}, 0x1) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) syz_usbip_server_init(0x2) (async) 00:19:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="2400e700", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async, rerun: 32) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000002c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f00000001c0)={0x7, r4, 0x200, 0x10000000, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0x0, 0x8, 0x646940b2}, @NBD_ATTR_INDEX={0x0, 0x1, 0x0}]}, 0x14}}, 0x0) (async, rerun: 32) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) 00:19:29 executing program 2: socket(0x23, 0x0, 0x434ffd) (async) socket$inet6_udplite(0xa, 0x2, 0x88) 00:19:29 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x1, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x801) 00:19:29 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r4 = socket(0xb, 0x1, 0x6) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = socket(0x10, 0x1, 0x101) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8082000}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x74, r1, 0x10, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r4}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x11}, 0x0) socketpair(0x11, 0xa, 0x6, &(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f00000001c0)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) pipe(&(0x7f0000000200)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x54, r1, 0x200, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x850}, 0x20000000) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) socket(0xb, 0x1, 0x6) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) (async) socket(0x10, 0x1, 0x101) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8082000}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x74, r1, 0x10, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r4}]}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x74}, 0x1, 0x0, 0x0, 0x11}, 0x0) (async) socketpair(0x11, 0xa, 0x6, &(0x7f0000000140)) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000001c0)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) (async) pipe(&(0x7f0000000200)) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x54, r1, 0x200, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x850}, 0x20000000) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) 00:19:29 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r4) sendmsg$L2TP_CMD_NOOP(r3, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r5, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000100), 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x58, 0x0, 0x200, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6c5c}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x58}, 0x1, 0x0, 0x0, 0x4040}, 0x101) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:29 executing program 2: ioctl$sock_inet_tcp_SIOCATMARK(0xffffffffffffffff, 0x8905, &(0x7f0000000000)) 00:19:29 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r4) sendmsg$L2TP_CMD_NOOP(r3, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r5, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000100), 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x58, 0x0, 0x200, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6c5c}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x58}, 0x1, 0x0, 0x0, 0x4040}, 0x101) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:29 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x1, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x801) [ 977.612353] nbd: must specify at least one socket [ 977.621793] nbd: must specify at least one socket [ 977.637430] nbd: must specify at least one socket [ 977.646343] nbd: must specify at least one socket 00:19:29 executing program 2: ioctl$sock_inet_tcp_SIOCATMARK(0xffffffffffffffff, 0x8905, &(0x7f0000000000)) 00:19:29 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000040007800c000200"/30], 0x24}}, 0x0) [ 977.665050] nbd: must specify at least one socket [ 977.675319] nbd: must specify at least one socket [ 977.685553] vhci_hcd vhci_hcd.0: pdev(1) rhport(0) sockfd(3) [ 977.691362] vhci_hcd vhci_hcd.0: devid(0) speed(2) speed_str(full-speed) [ 977.701792] nbd: must specify at least one socket 00:19:29 executing program 2: ioctl$sock_inet_tcp_SIOCATMARK(0xffffffffffffffff, 0x8905, &(0x7f0000000000)) [ 977.721846] nbd: must specify at least one socket [ 977.729042] vhci_hcd vhci_hcd.0: Device attached [ 977.744751] nbd: must specify at least one socket [ 977.748662] vhci_hcd vhci_hcd.0: pdev(1) rhport(1) sockfd(19) [ 977.755470] vhci_hcd vhci_hcd.0: devid(0) speed(2) speed_str(full-speed) [ 977.769079] vhci_hcd vhci_hcd.0: Device attached [ 977.779467] nbd: must specify at least one socket [ 977.788398] vhci_hcd: connection closed [ 977.788509] vhci_hcd: connection closed [ 977.792804] vhci_hcd: stop threads [ 977.802662] nbd: must specify at least one socket [ 977.808766] vhci_hcd: release socket [ 977.822596] nbd: must specify at least one socket [ 977.827926] vhci_hcd: disconnect device [ 977.833218] nbd: must specify at least one socket [ 977.838233] vhci_hcd: stop threads [ 977.842815] vhci_hcd: release socket [ 977.846664] nbd: must specify at least one socket [ 977.847237] vhci_hcd: disconnect device [ 977.853062] nbd: must specify at least one socket [ 977.861587] nbd: must specify at least one socket [ 977.866561] nbd: must specify at least one socket [ 977.872531] nbd: must specify at least one socket [ 977.877413] nbd: must specify at least one socket [ 977.882658] nbd: must specify at least one socket [ 977.887548] nbd: must specify at least one socket [ 977.892561] nbd: must specify at least one socket [ 977.897440] nbd: must specify at least one socket [ 977.902913] nbd: must specify at least one socket [ 977.907789] nbd: must specify at least one socket [ 977.912977] nbd: must specify at least one socket [ 977.917858] nbd: must specify at least one socket [ 977.922809] nbd: must specify at least one socket [ 977.927690] nbd: must specify at least one socket [ 977.932638] nbd: must specify at least one socket [ 977.937519] nbd: must specify at least one socket [ 977.942470] nbd: must specify at least one socket [ 977.947347] nbd: must specify at least one socket 00:19:29 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x10) 00:19:29 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004000780140002000000000000000000"], 0x24}}, 0x0) r2 = syz_open_dev$dri(&(0x7f0000000000), 0x1, 0x40000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffffff, 0xc00c642e, &(0x7f0000000100)={0x0, 0x0, r2}) 00:19:29 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r4) sendmsg$L2TP_CMD_NOOP(r3, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r5, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000100), 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x58, 0x0, 0x200, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6c5c}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x58}, 0x1, 0x0, 0x0, 0x4040}, 0x101) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:29 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000040007800c000200"/30], 0x24}}, 0x0) 00:19:29 executing program 2: pipe(&(0x7f00000000c0)={0xffffffffffffffff}) io_cancel(0x0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0xd6, 0xffffffffffffffff, &(0x7f0000000000)="0d65f940dc9e6ba733c5d31b780686da40b5db60e0df2948fc3771e07e643e3836d1c55de78e18be629525e1c4267b687a973cbc096ef76cea39d4d6341d12056204982b15138f8cde83a3fdee8a46d64f9ca68174cad19da9c4823e3f0042c6ff2f526a222fcafb13aa3c254e6942053bf94dbacf1099d4ddb051b46c611de0f77352693a6db867", 0x88, 0x19c0000, 0x0, 0x7, r0}, &(0x7f0000000140)) socket(0x23, 0x0, 0x435000) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) ioctl$FBIOGETCMAP(0xffffffffffffffff, 0x4604, &(0x7f0000000280)={0x10000, 0x2, &(0x7f0000000180)=[0x0, 0x0], &(0x7f00000001c0)=[0x0], &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0]}) 00:19:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="2400e700", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000002c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f00000001c0)={0x7, r4, 0x200, 0x10000000, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0x0, 0x8, 0x646940b2}, @NBD_ATTR_INDEX={0x0, 0x1, 0x0}]}, 0x14}}, 0x0) (async, rerun: 64) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (rerun: 64) 00:19:29 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000040007800c000200"/30], 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000040007800c000200"/30], 0x24}}, 0x0) (async) [ 978.333110] nbd: must specify at least one socket 00:19:29 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r3) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r4, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000100), 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x58, 0x0, 0x200, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6c5c}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x58}, 0x1, 0x0, 0x0, 0x4040}, 0x101) 00:19:29 executing program 2: pipe(&(0x7f00000000c0)={0xffffffffffffffff}) io_cancel(0x0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0xd6, 0xffffffffffffffff, &(0x7f0000000000)="0d65f940dc9e6ba733c5d31b780686da40b5db60e0df2948fc3771e07e643e3836d1c55de78e18be629525e1c4267b687a973cbc096ef76cea39d4d6341d12056204982b15138f8cde83a3fdee8a46d64f9ca68174cad19da9c4823e3f0042c6ff2f526a222fcafb13aa3c254e6942053bf94dbacf1099d4ddb051b46c611de0f77352693a6db867", 0x88, 0x19c0000, 0x0, 0x7, r0}, &(0x7f0000000140)) (async) socket(0x23, 0x0, 0x435000) (async) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) ioctl$FBIOGETCMAP(0xffffffffffffffff, 0x4604, &(0x7f0000000280)={0x10000, 0x2, &(0x7f0000000180)=[0x0, 0x0], &(0x7f00000001c0)=[0x0], &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0]}) 00:19:29 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004000780140002000000000000000000"], 0x24}}, 0x0) r2 = syz_open_dev$dri(&(0x7f0000000000), 0x1, 0x40000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffffff, 0xc00c642e, &(0x7f0000000100)={0x0, 0x0, r2}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004000780140002000000000000000000"], 0x24}}, 0x0) (async) syz_open_dev$dri(&(0x7f0000000000), 0x1, 0x40000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffffff, 0xc00c642e, &(0x7f0000000100)={0x0, 0x0, r2}) (async) 00:19:29 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x10) 00:19:29 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r3) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r4, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) [ 978.369777] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. [ 978.401704] nbd: must specify a size in bytes for the device 00:19:29 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x28}}, 0x0) 00:19:29 executing program 5: setsockopt$inet_tcp_TLS_RX(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000280)=@ccm_128={{0x303}, "fa3a30fa90a96f44", "e56118e088d529bcefbc661b790e98fe", "995a6c94", "8ea1df9b629f673f"}, 0x28) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) socketpair(0x2, 0x2, 0x9, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$RDMA_NLDEV_CMD_SYS_GET(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x38, 0x1406, 0x800, 0x70bd25, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000000}, 0x80) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='\x00\x00\b\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000c00080003000000000000000c0002000000000000000000"], 0x2c}}, 0x2) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) ioctl$DRM_IOCTL_MODESET_CTL(r5, 0x40086408, &(0x7f0000000040)={0x4, 0x5}) 00:19:30 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x10) (async) 00:19:30 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r3) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r4, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) 00:19:30 executing program 2: pipe(&(0x7f00000000c0)={0xffffffffffffffff}) io_cancel(0x0, &(0x7f0000000100)={0x0, 0x0, 0x0, 0x0, 0xd6, 0xffffffffffffffff, &(0x7f0000000000)="0d65f940dc9e6ba733c5d31b780686da40b5db60e0df2948fc3771e07e643e3836d1c55de78e18be629525e1c4267b687a973cbc096ef76cea39d4d6341d12056204982b15138f8cde83a3fdee8a46d64f9ca68174cad19da9c4823e3f0042c6ff2f526a222fcafb13aa3c254e6942053bf94dbacf1099d4ddb051b46c611de0f77352693a6db867", 0x88, 0x19c0000, 0x0, 0x7, r0}, &(0x7f0000000140)) (async) socket(0x23, 0x0, 0x435000) (async) ioctl$KVM_CREATE_VM(r0, 0xae01, 0x0) (async) ioctl$FBIOGETCMAP(0xffffffffffffffff, 0x4604, &(0x7f0000000280)={0x10000, 0x2, &(0x7f0000000180)=[0x0, 0x0], &(0x7f00000001c0)=[0x0], &(0x7f0000000200)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0]}) [ 978.493716] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. [ 978.533818] nbd: must specify a size in bytes for the device 00:19:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x28}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x28}}, 0x0) (async) 00:19:30 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x80, r4, 0x800, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x200}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffeffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1ff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x80}, 0x1, 0x0, 0x0, 0x200488d4}, 0x4000000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000008d00"], 0x24}}, 0x0) 00:19:30 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r3) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r4, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) 00:19:30 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004000780140002000000000000000000"], 0x24}}, 0x0) (async) r2 = syz_open_dev$dri(&(0x7f0000000000), 0x1, 0x40000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(0xffffffffffffffff, 0xc00c642e, &(0x7f0000000100)={0x0, 0x0, r2}) [ 978.559507] nbd: must specify a size in bytes for the device [ 978.569859] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. [ 978.583689] nbd: must specify a size in bytes for the device 00:19:30 executing program 5: setsockopt$inet_tcp_TLS_RX(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000280)=@ccm_128={{0x303}, "fa3a30fa90a96f44", "e56118e088d529bcefbc661b790e98fe", "995a6c94", "8ea1df9b629f673f"}, 0x28) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) socketpair(0x2, 0x2, 0x9, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$RDMA_NLDEV_CMD_SYS_GET(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x38, 0x1406, 0x800, 0x70bd25, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000000}, 0x80) (async) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) (async, rerun: 32) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='\x00\x00\b\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000c00080003000000000000000c0002000000000000000000"], 0x2c}}, 0x2) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) (async) ioctl$DRM_IOCTL_MODESET_CTL(r5, 0x40086408, &(0x7f0000000040)={0x4, 0x5}) 00:19:30 executing program 2: r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) ioctl$FBIOGETCMAP(r0, 0x4604, &(0x7f0000000100)={0x3f, 0x0, &(0x7f0000000000), &(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f00000000c0)=[0x0, 0x0, 0x0]}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) getsockopt$PNPIPE_IFINDEX(r4, 0x113, 0x2, &(0x7f0000000000), &(0x7f0000000180)=0x4) ioctl$FBIOGET_CON2FBMAP(r3, 0x460f, &(0x7f0000000140)={0x3c, 0x1}) socket(0xa, 0x1, 0x435000) socket$l2tp6(0xa, 0x2, 0x73) 00:19:30 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x80, r4, 0x800, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x200}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffeffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1ff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x80}, 0x1, 0x0, 0x0, 0x200488d4}, 0x4000000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000008d00"], 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x80, r4, 0x800, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x200}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffeffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1ff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x80}, 0x1, 0x0, 0x0, 0x200488d4}, 0x4000000) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000008d00"], 0x24}}, 0x0) (async) [ 978.663300] nbd: must specify at least one socket [ 978.679230] nbd: must specify a size in bytes for the device 00:19:30 executing program 2: r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) (async) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) (async) ioctl$FBIOGETCMAP(r0, 0x4604, &(0x7f0000000100)={0x3f, 0x0, &(0x7f0000000000), &(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f00000000c0)=[0x0, 0x0, 0x0]}) (async) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) (async) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) (async) getsockopt$PNPIPE_IFINDEX(r4, 0x113, 0x2, &(0x7f0000000000), &(0x7f0000000180)=0x4) (async) ioctl$FBIOGET_CON2FBMAP(r3, 0x460f, &(0x7f0000000140)={0x3c, 0x1}) (async) socket(0xa, 0x1, 0x435000) socket$l2tp6(0xa, 0x2, 0x73) [ 978.711454] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. [ 978.726677] nbd: must specify a size in bytes for the device 00:19:30 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r3) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r4, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) 00:19:30 executing program 4: setsockopt$inet_tcp_TLS_RX(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000280)=@ccm_128={{0x303}, "fa3a30fa90a96f44", "e56118e088d529bcefbc661b790e98fe", "995a6c94", "8ea1df9b629f673f"}, 0x28) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) socketpair(0x2, 0x2, 0x9, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$RDMA_NLDEV_CMD_SYS_GET(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x38, 0x1406, 0x800, 0x70bd25, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000000}, 0x80) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='\x00\x00\b\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000c00080003000000000000000c0002000000000000000000"], 0x2c}}, 0x2) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) ioctl$DRM_IOCTL_MODESET_CTL(r5, 0x40086408, &(0x7f0000000040)={0x4, 0x5}) 00:19:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000100)={&(0x7f0000000000)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x28}}, 0x0) [ 978.752974] nbd: must specify at least one socket [ 978.765854] nbd: must specify a size in bytes for the device 00:19:30 executing program 5: setsockopt$inet_tcp_TLS_RX(0xffffffffffffffff, 0x6, 0x2, &(0x7f0000000280)=@ccm_128={{0x303}, "fa3a30fa90a96f44", "e56118e088d529bcefbc661b790e98fe", "995a6c94", "8ea1df9b629f673f"}, 0x28) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) socketpair(0x2, 0x2, 0x9, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$RDMA_NLDEV_CMD_SYS_GET(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x38, 0x1406, 0x800, 0x70bd25, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000000}, 0x80) (async) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='\x00\x00\b\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000c00080003000000000000000c0002000000000000000000"], 0x2c}}, 0x2) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) (async) ioctl$DRM_IOCTL_MODESET_CTL(r5, 0x40086408, &(0x7f0000000040)={0x4, 0x5}) 00:19:30 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x80, r4, 0x800, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x200}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffeffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1ff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x80}, 0x1, 0x0, 0x0, 0x200488d4}, 0x4000000) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000008d00"], 0x24}}, 0x0) 00:19:30 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r3) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r4, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) 00:19:30 executing program 2: r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) (async) ioctl$FBIOGETCMAP(r0, 0x4604, &(0x7f0000000100)={0x3f, 0x0, &(0x7f0000000000), &(0x7f0000000040)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f00000000c0)=[0x0, 0x0, 0x0]}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) getsockopt$PNPIPE_IFINDEX(r4, 0x113, 0x2, &(0x7f0000000000), &(0x7f0000000180)=0x4) ioctl$FBIOGET_CON2FBMAP(r3, 0x460f, &(0x7f0000000140)={0x3c, 0x1}) socket(0xa, 0x1, 0x435000) socket$l2tp6(0xa, 0x2, 0x73) 00:19:30 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r3) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r4, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) 00:19:30 executing program 4: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r3) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r4, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) [ 978.872475] nbd: must specify a size in bytes for the device 00:19:30 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, r1, 0x4, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x200}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x85}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe04c}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffffd}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40}, 0x4000001) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)=ANY=[@ANYBLOB="24009ea9", @ANYRES16=r1, @ANYBLOB="0100000000000000360001000000040007800c000243510000100000000028a2b207f0974846d843ebb17fb3139f7c44fef92c10eb4a47fc130f02fcf4444b553e8a19b4f590e6dd0754db763ee3617d60523d9cb8bcb5b1baacbfc03e9a3b808982238d8662bc86c5e11bc8ef35cdd39a7b86a15a9058f75cb8e3aabd66712569049e2ff646f781a517c850891b2bae7f35858dc5cdc9d85cb80bfec469a091e5fc6f789238a21b8c16db2adad693db70f9"], 0x24}}, 0x0) 00:19:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) ioctl$DRM_IOCTL_MODE_CREATEPROPBLOB(r2, 0xc01064bd, &(0x7f0000000100)={&(0x7f00000001c0)="c736d8207443fa62b30eda749505fb1a0f6b85a28ddd5517286c39d3ae16b3869d1d3889cd33114a91827d1fbccaee638dcf7831509735760ffaa8080e7682fda745ce6e1516e72e88e4f155f1806b33388026c6f268764c8fb98ca058c0da9bc21bb61966ab4e397d73c569f4ebc5e8f81c74915bd95b4a4ecfba6b2b854d30f9863afda0565ee11ec8889c4969a9fa04bc55115c94ec164510609613d1c41a85f07c5ae41a1d3c3d44a4544d568dcbe07f3cd24a5ba240309a214866a85b795b1f64ef6c9886875430b758985c", 0xce}) 00:19:30 executing program 2: socket(0x23, 0x0, 0x435000) socketpair(0x2d, 0x800, 0xc94a, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$RDMA_NLDEV_CMD_GET(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x48, 0x1401, 0x500, 0x70bd2c, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000080}, 0x4845) 00:19:30 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r3) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r4, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:30 executing program 4: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r3) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r4, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) 00:19:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0x34, r1, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000000}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}]}]}, 0x7e}}, 0x80) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) sendmsg$RDMA_NLDEV_CMD_RES_MR_GET(r3, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x404000}, 0xc, &(0x7f0000000380)={&(0x7f00000002c0)={0x40, 0x140d, 0x4, 0x70bd2d, 0x25dfdbfc, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_RES_MRN={0x8, 0x3e, 0x3}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x3}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x10}, 0x804) 00:19:30 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:30 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, r1, 0x4, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x200}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x85}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe04c}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffffd}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40}, 0x4000001) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)=ANY=[@ANYBLOB="24009ea9", @ANYRES16=r1, @ANYBLOB="0100000000000000360001000000040007800c000243510000100000000028a2b207f0974846d843ebb17fb3139f7c44fef92c10eb4a47fc130f02fcf4444b553e8a19b4f590e6dd0754db763ee3617d60523d9cb8bcb5b1baacbfc03e9a3b808982238d8662bc86c5e11bc8ef35cdd39a7b86a15a9058f75cb8e3aabd66712569049e2ff646f781a517c850891b2bae7f35858dc5cdc9d85cb80bfec469a091e5fc6f789238a21b8c16db2adad693db70f9"], 0x24}}, 0x0) 00:19:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) (async) ioctl$DRM_IOCTL_MODE_CREATEPROPBLOB(r2, 0xc01064bd, &(0x7f0000000100)={&(0x7f00000001c0)="c736d8207443fa62b30eda749505fb1a0f6b85a28ddd5517286c39d3ae16b3869d1d3889cd33114a91827d1fbccaee638dcf7831509735760ffaa8080e7682fda745ce6e1516e72e88e4f155f1806b33388026c6f268764c8fb98ca058c0da9bc21bb61966ab4e397d73c569f4ebc5e8f81c74915bd95b4a4ecfba6b2b854d30f9863afda0565ee11ec8889c4969a9fa04bc55115c94ec164510609613d1c41a85f07c5ae41a1d3c3d44a4544d568dcbe07f3cd24a5ba240309a214866a85b795b1f64ef6c9886875430b758985c", 0xce}) 00:19:30 executing program 2: socket(0x23, 0x0, 0x435000) (async, rerun: 32) socketpair(0x2d, 0x800, 0xc94a, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 32) sendmsg$RDMA_NLDEV_CMD_GET(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x48, 0x1401, 0x500, 0x70bd2c, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000080}, 0x4845) 00:19:30 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB="e45a6f46d6000000b70de467ed318f4972eced97520db85de8fa32e59a2681154369797bbfe5894c5de6b7fbf922541e1233f5324ae976a82209287b09576d806df3555e7f26ca79f5930d260ef9f20e89224050c5e7d1e0149c744e62d014d94a253c611386466e7a3e", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)=ANY=[@ANYBLOB="5c6b78a3", @ANYRES16=r1, @ANYBLOB="000126bd7000fbdbdf25030000000c00080008000000000000000c000300510f0000000000000c00040003000000000000000c00050021010000000000000c0003003f00000000000000"], 0x50}, 0x1, 0x0, 0x0, 0x10000000}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) ioctl$DRM_IOCTL_AUTH_MAGIC(0xffffffffffffffff, 0x40046411, &(0x7f00000004c0)=0x1000) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(0xffffffffffffffff, 0x89f1, &(0x7f0000000180)={'sit0\x00', &(0x7f0000000440)={'syztnl2\x00', 0x0, 0x29, 0x2, 0x3, 0x4, 0x5e, @loopback, @mcast1, 0x7, 0x700, 0x8000, 0x8}}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$RDMA_NLDEV_CMD_SYS_SET(r3, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000300)={&(0x7f0000000500)=ANY=[@ANYBLOB="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"], 0x10}, 0x1, 0x0, 0x0, 0x41}, 0x8000) 00:19:30 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, r1, 0x4, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x200}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x85}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe04c}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffffd}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40}, 0x4000001) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)=ANY=[@ANYBLOB="24009ea9", @ANYRES16=r1, @ANYBLOB="0100000000000000360001000000040007800c000243510000100000000028a2b207f0974846d843ebb17fb3139f7c44fef92c10eb4a47fc130f02fcf4444b553e8a19b4f590e6dd0754db763ee3617d60523d9cb8bcb5b1baacbfc03e9a3b808982238d8662bc86c5e11bc8ef35cdd39a7b86a15a9058f75cb8e3aabd66712569049e2ff646f781a517c850891b2bae7f35858dc5cdc9d85cb80bfec469a091e5fc6f789238a21b8c16db2adad693db70f9"], 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, r1, 0x4, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x200}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x85}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe04c}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffffd}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40}, 0x4000001) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)=ANY=[@ANYBLOB="24009ea9", @ANYRES16=r1, @ANYBLOB="0100000000000000360001000000040007800c000243510000100000000028a2b207f0974846d843ebb17fb3139f7c44fef92c10eb4a47fc130f02fcf4444b553e8a19b4f590e6dd0754db763ee3617d60523d9cb8bcb5b1baacbfc03e9a3b808982238d8662bc86c5e11bc8ef35cdd39a7b86a15a9058f75cb8e3aabd66712569049e2ff646f781a517c850891b2bae7f35858dc5cdc9d85cb80bfec469a091e5fc6f789238a21b8c16db2adad693db70f9"], 0x24}}, 0x0) (async) 00:19:30 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) r2 = socket(0x0, 0x2, 0x0) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000240), r3) ioctl$DRM_IOCTL_GET_CLIENT(r1, 0xc0286405, &(0x7f0000000280)={0x81, 0x200, {0xffffffffffffffff}, {0xee01}, 0x5, 0x10001}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x78, 0x0, 0x400, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r2}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x101}]}, 0x78}, 0x1, 0x0, 0x0, 0x24000010}, 0x40000) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="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"], 0x24}}, 0x0) 00:19:30 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) ioctl$DRM_IOCTL_MODE_CREATEPROPBLOB(r2, 0xc01064bd, &(0x7f0000000100)={&(0x7f00000001c0)="c736d8207443fa62b30eda749505fb1a0f6b85a28ddd5517286c39d3ae16b3869d1d3889cd33114a91827d1fbccaee638dcf7831509735760ffaa8080e7682fda745ce6e1516e72e88e4f155f1806b33388026c6f268764c8fb98ca058c0da9bc21bb61966ab4e397d73c569f4ebc5e8f81c74915bd95b4a4ecfba6b2b854d30f9863afda0565ee11ec8889c4969a9fa04bc55115c94ec164510609613d1c41a85f07c5ae41a1d3c3d44a4544d568dcbe07f3cd24a5ba240309a214866a85b795b1f64ef6c9886875430b758985c", 0xce}) 00:19:30 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x38, r1, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7742}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}}, 0x0) 00:19:30 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c0008000000000000000000"], 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r5 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r5, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x10, 0x140b, 0x100, 0x70bd2a, 0x25dfdbfc}, 0x10}, 0x1, 0x0, 0x0, 0x20008090}, 0x4) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x38, r2, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x804}, 0x4004810) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x20, r6, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x887e}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000040}, 0x24000000) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), 0xffffffffffffffff) r9 = socket(0x2c, 0x5, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r7}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x6c}}, 0x0) 00:19:30 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:30 executing program 5: r0 = syz_open_dev$dri(&(0x7f0000000000), 0x6, 0x0) ioctl$DRM_IOCTL_ADD_CTX(0xffffffffffffffff, 0xc0086420, &(0x7f0000000100)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) ioctl$DRM_IOCTL_MODE_LIST_LESSEES(r0, 0xc01064c7, &(0x7f0000000380)={0x1, 0x0, &(0x7f0000000340)=[0x0]}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000004c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x420}, 0xc, &(0x7f0000000480)={&(0x7f0000000400)={0x70, r2, 0x2, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4008}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x123}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80}]}, 0x70}, 0x1, 0x0, 0x0, 0x11}, 0x0) r4 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000140)='net/ip_mr_cache\x00') openat$fb0(0xffffffffffffff9c, &(0x7f0000000500), 0x800, 0x0) ioctl$DRM_IOCTL_MODE_GETPLANERESOURCES(r0, 0xc01064b5, &(0x7f0000000280)={&(0x7f0000000240)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0xa}) ioctl$DRM_IOCTL_MODE_GETPLANE(r4, 0xc02064b6, &(0x7f0000000300)={r5, 0x0, 0x0, 0x0, 0x0, 0x6, &(0x7f00000002c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0]}) ioctl$DRM_IOCTL_MODE_GETENCODER(r0, 0xc01464a6, &(0x7f0000000540)={0x7}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="00f90000", @ANYRES16=r2, @ANYRESHEX], 0x24}}, 0x0) ioctl$KVM_CAP_HYPERV_ENFORCE_CPUID(0xffffffffffffffff, 0x4068aea3, &(0x7f00000001c0)={0xc7, 0x0, 0x1}) 00:19:30 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000000c0)={0x2c, r1, 0x1, 0x1, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xdf}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}]}, 0x2c}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20004082}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB='\\\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="04002dbd7000fddbdf25050000000c00020002000000000000000c00050004000000000000000c00040040000000000000000c00030005000000000000000c00060001008d9965d30000000000000c00060002000000"], 0x5c}, 0x1, 0x0, 0x0, 0x40842}, 0x24020015) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000240)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) ioctl$SIOCGETLINKNAME(r3, 0x89e0, &(0x7f0000000280)={0x1}) 00:19:30 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB="14dd78b927000035bf3853051c73c8f3183e49e6b9c6532cf12693fce3b48c5296cbb6bc94db4f14f3984809abc7913accef206eddbc7e8e48a972d67102cb4be080f178b65db099acd0a09da7490ac0fe3c51e5fc175d2e962de395dbe64533259709a756855775c7e7ad263e55a95547eedf3d5ae216df9074590f74eac777154c17a571cbc6fddc5d3c71e7a9d083b5dad3e5da36fcf56346556a7feefc343b9993f02afc64f450419f29f58eac89acf6906adf8365092e87a66ce825ba5c57886beb1af011aa2a08585087e1e3e032fdb67f833e301472d6bf9457f1981eddac6e", @ANYRES16=0x0, @ANYBLOB="0000000000000000000003000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x300, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x64}, 0x1, 0x0, 0x0, 0x379e6b8e1cfe1297}, 0x0) [ 979.271754] nbd: must specify at least one socket [ 979.302402] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 979.327632] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 979.345005] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 979.359738] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 979.374195] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 979.386554] nbd: must specify at least one socket 00:19:31 executing program 2: socket(0x23, 0x0, 0x435000) socketpair(0x2d, 0x800, 0xc94a, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$RDMA_NLDEV_CMD_GET(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x48, 0x1401, 0x500, 0x70bd2c, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000080}, 0x4845) 00:19:31 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:31 executing program 5: setsockopt$inet_tcp_TCP_REPAIR(0xffffffffffffffff, 0x6, 0x13, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = socket$inet6_udplite(0xa, 0x2, 0x88) ioctl$sock_ipv6_tunnel_SIOCDEL6RD(r2, 0x89fa, &(0x7f0000000340)={'ip6_vti0\x00', 0x0}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010010a3652bee17f67bd0efb3767dba26f001000000000000000100000003eb03800c00020000000076351e4943dccb3b5c1af5007fdd0052d9d0f07bc481451b4dce3ba05cf70eeb2d61b1465fb91fc3a9979eee47758092b70067d736"], 0x24}}, 0x0) 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB="14dd78b927000035bf3853051c73c8f3183e49e6b9c6532cf12693fce3b48c5296cbb6bc94db4f14f3984809abc7913accef206eddbc7e8e48a972d67102cb4be080f178b65db099acd0a09da7490ac0fe3c51e5fc175d2e962de395dbe64533259709a756855775c7e7ad263e55a95547eedf3d5ae216df9074590f74eac777154c17a571cbc6fddc5d3c71e7a9d083b5dad3e5da36fcf56346556a7feefc343b9993f02afc64f450419f29f58eac89acf6906adf8365092e87a66ce825ba5c57886beb1af011aa2a08585087e1e3e032fdb67f833e301472d6bf9457f1981eddac6e", @ANYRES16=0x0, @ANYBLOB="0000000000000000000003000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x300, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x64}, 0x1, 0x0, 0x0, 0x379e6b8e1cfe1297}, 0x0) 00:19:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000000c0)={0x2c, r1, 0x1, 0x1, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xdf}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}]}, 0x2c}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20004082}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB='\\\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="04002dbd7000fddbdf25050000000c00020002000000000000000c00050004000000000000000c00040040000000000000000c00030005000000000000000c00060001008d9965d30000000000000c00060002000000"], 0x5c}, 0x1, 0x0, 0x0, 0x40842}, 0x24020015) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000240)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) ioctl$SIOCGETLINKNAME(r3, 0x89e0, &(0x7f0000000280)={0x1}) 00:19:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c0008000000000000000000"], 0x20}}, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r5 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r5, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x10, 0x140b, 0x100, 0x70bd2a, 0x25dfdbfc}, 0x10}, 0x1, 0x0, 0x0, 0x20008090}, 0x4) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x38, r2, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x804}, 0x4004810) (async) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x20, r6, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x887e}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000040}, 0x24000000) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), 0xffffffffffffffff) (async) r9 = socket(0x2c, 0x5, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r7}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x6c}}, 0x0) 00:19:31 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) [ 979.589963] nbd: must specify at least one socket 00:19:31 executing program 5: setsockopt$inet_tcp_TCP_REPAIR(0xffffffffffffffff, 0x6, 0x13, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = socket$inet6_udplite(0xa, 0x2, 0x88) ioctl$sock_ipv6_tunnel_SIOCDEL6RD(r2, 0x89fa, &(0x7f0000000340)={'ip6_vti0\x00', 0x0}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010010a3652bee17f67bd0efb3767dba26f001000000000000000100000003eb03800c00020000000076351e4943dccb3b5c1af5007fdd0052d9d0f07bc481451b4dce3ba05cf70eeb2d61b1465fb91fc3a9979eee47758092b70067d736"], 0x24}}, 0x0) 00:19:31 executing program 2: r0 = socket(0x23, 0x0, 0x435000) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[@ANYBLOB="d80000000314100027bd7000fbdbdf250900020073797a31000000000800410072786500140033006970766c616e310000000000000000000900020073797a320000000008004100727865001400330067656e657665300000000000000000000900020073797a3000000000080041007278650014003300677265300000100000000000000000000900020073797a3100000000080041007369770014003300626f6e645f736c6176655f30000000000900020073797a310000000008004100727865001400330076657468305f746f5f62617461647600"], 0xd8}, 0x1, 0x0, 0x0, 0x40000}, 0x8010) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) getsockopt$PNPIPE_IFINDEX(r0, 0x113, 0x2, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x4) ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(r1, 0x89f3, &(0x7f0000000100)={'syztnl2\x00', &(0x7f0000000080)={'ip6gre0\x00', r3, 0x2f, 0x9, 0x81, 0xbd9, 0x58, @loopback, @mcast1, 0x700, 0x7, 0x200, 0x25553068}}) 00:19:31 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB="14dd78b927000035bf3853051c73c8f3183e49e6b9c6532cf12693fce3b48c5296cbb6bc94db4f14f3984809abc7913accef206eddbc7e8e48a972d67102cb4be080f178b65db099acd0a09da7490ac0fe3c51e5fc175d2e962de395dbe64533259709a756855775c7e7ad263e55a95547eedf3d5ae216df9074590f74eac777154c17a571cbc6fddc5d3c71e7a9d083b5dad3e5da36fcf56346556a7feefc343b9993f02afc64f450419f29f58eac89acf6906adf8365092e87a66ce825ba5c57886beb1af011aa2a08585087e1e3e032fdb67f833e301472d6bf9457f1981eddac6e", @ANYRES16=0x0, @ANYBLOB="0000000000000000000003000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r1, 0x300, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x64}, 0x1, 0x0, 0x0, 0x379e6b8e1cfe1297}, 0x0) [ 979.619728] nbd: must specify at least one socket 00:19:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c0008000000000000000000"], 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) r5 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r5, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x10, 0x140b, 0x100, 0x70bd2a, 0x25dfdbfc}, 0x10}, 0x1, 0x0, 0x0, 0x20008090}, 0x4) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x38, r2, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x804}, 0x4004810) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x20, r6, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x887e}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000040}, 0x24000000) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), 0xffffffffffffffff) r9 = socket(0x2c, 0x5, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r7}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x6c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c0008000000000000000000"], 0x20}}, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000340)) (async) syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) (async) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r5, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x10, 0x140b, 0x100, 0x70bd2a, 0x25dfdbfc}, 0x10}, 0x1, 0x0, 0x0, 0x20008090}, 0x4) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x38, r2, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x804}, 0x4004810) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x20, r6, 0x100, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x887e}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000040}, 0x24000000) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), 0xffffffffffffffff) (async) socket(0x2c, 0x5, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x6c, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r7}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x6c}}, 0x0) (async) 00:19:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000000c0)={0x2c, r1, 0x1, 0x1, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xdf}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}]}, 0x2c}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20004082}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB='\\\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="04002dbd7000fddbdf25050000000c00020002000000000000000c00050004000000000000000c00040040000000000000000c00030005000000000000000c00060001008d9965d30000000000000c00060002000000"], 0x5c}, 0x1, 0x0, 0x0, 0x40842}, 0x24020015) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000240)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) ioctl$SIOCGETLINKNAME(r3, 0x89e0, &(0x7f0000000280)={0x1}) 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) ioctl$DRM_IOCTL_MODE_REVOKE_LEASE(r0, 0xc00464c9, &(0x7f0000000280)) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000180)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f00000000c0)='mounts\x00') sendmsg$RDMA_NLDEV_CMD_SYS_SET(r3, &(0x7f0000000240)={&(0x7f0000000100), 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x48, 0x1407, 0x1, 0x70bd2d, 0x25dfdbfe, "", [@RDMA_NLDEV_ATTR_DEV_DIM={0x5, 0x54, 0x1}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5, 0x54, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x48011) syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r2) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x8905, &(0x7f0000000040)) 00:19:31 executing program 2: r0 = socket(0x23, 0x0, 0x435000) (async) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) (async) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[@ANYBLOB="d80000000314100027bd7000fbdbdf250900020073797a31000000000800410072786500140033006970766c616e310000000000000000000900020073797a320000000008004100727865001400330067656e657665300000000000000000000900020073797a3000000000080041007278650014003300677265300000100000000000000000000900020073797a3100000000080041007369770014003300626f6e645f736c6176655f30000000000900020073797a310000000008004100727865001400330076657468305f746f5f62617461647600"], 0xd8}, 0x1, 0x0, 0x0, 0x40000}, 0x8010) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) (async) getsockopt$PNPIPE_IFINDEX(r0, 0x113, 0x2, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x4) ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(r1, 0x89f3, &(0x7f0000000100)={'syztnl2\x00', &(0x7f0000000080)={'ip6gre0\x00', r3, 0x2f, 0x9, 0x81, 0xbd9, 0x58, @loopback, @mcast1, 0x700, 0x7, 0x200, 0x25553068}}) 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000000)={0x7, 0x401, 0xfffd, @random="4e6c31f919cf", 'xfrm0\x00'}) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = socket(0x22, 0xa, 0x7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:31 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r1, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x2b, 0x4, 0x7ff, &(0x7f0000000280)={0xffffffffffffffff}) socketpair(0x18, 0x8, 0xffff, &(0x7f0000000380)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000004c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000480)={&(0x7f00000003c0)={0x94, r1, 0x10, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}]}, 0x94}, 0x1, 0x0, 0x0, 0x20040000}, 0x80) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x20, r1, 0x260a1212e224af2d, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}]}, 0x20}, 0x1, 0x0, 0x0, 0x4010}, 0x40) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) [ 979.693764] nbd: must specify at least one socket [ 979.703197] nbd: must specify at least one socket 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000000)={0x7, 0x401, 0xfffd, @random="4e6c31f919cf", 'xfrm0\x00'}) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = socket(0x22, 0xa, 0x7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) ioctl$DRM_IOCTL_MODE_REVOKE_LEASE(r0, 0xc00464c9, &(0x7f0000000280)) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000180)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f00000000c0)='mounts\x00') sendmsg$RDMA_NLDEV_CMD_SYS_SET(r3, &(0x7f0000000240)={&(0x7f0000000100), 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x48, 0x1407, 0x1, 0x70bd2d, 0x25dfdbfe, "", [@RDMA_NLDEV_ATTR_DEV_DIM={0x5, 0x54, 0x1}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5, 0x54, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x48011) syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r2) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x8905, &(0x7f0000000040)) 00:19:31 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r1, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:31 executing program 2: r0 = socket(0x23, 0x0, 0x435000) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[@ANYBLOB="d80000000314100027bd7000fbdbdf250900020073797a31000000000800410072786500140033006970766c616e310000000000000000000900020073797a320000000008004100727865001400330067656e657665300000000000000000000900020073797a3000000000080041007278650014003300677265300000100000000000000000000900020073797a3100000000080041007369770014003300626f6e645f736c6176655f30000000000900020073797a310000000008004100727865001400330076657468305f746f5f62617461647600"], 0xd8}, 0x1, 0x0, 0x0, 0x40000}, 0x8010) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) getsockopt$PNPIPE_IFINDEX(r0, 0x113, 0x2, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x4) ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(r1, 0x89f3, &(0x7f0000000100)={'syztnl2\x00', &(0x7f0000000080)={'ip6gre0\x00', r3, 0x2f, 0x9, 0x81, 0xbd9, 0x58, @loopback, @mcast1, 0x700, 0x7, 0x200, 0x25553068}}) socket(0x23, 0x0, 0x435000) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) (async) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000280)={&(0x7f0000000180)=ANY=[@ANYBLOB="d80000000314100027bd7000fbdbdf250900020073797a31000000000800410072786500140033006970766c616e310000000000000000000900020073797a320000000008004100727865001400330067656e657665300000000000000000000900020073797a3000000000080041007278650014003300677265300000100000000000000000000900020073797a3100000000080041007369770014003300626f6e645f736c6176655f30000000000900020073797a310000000008004100727865001400330076657468305f746f5f62617461647600"], 0xd8}, 0x1, 0x0, 0x0, 0x40000}, 0x8010) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) (async) getsockopt$PNPIPE_IFINDEX(r0, 0x113, 0x2, &(0x7f0000000000), &(0x7f0000000040)=0x4) (async) ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(r1, 0x89f3, &(0x7f0000000100)={'syztnl2\x00', &(0x7f0000000080)={'ip6gre0\x00', r3, 0x2f, 0x9, 0x81, 0xbd9, 0x58, @loopback, @mcast1, 0x700, 0x7, 0x200, 0x25553068}}) (async) 00:19:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x6c, r2, 0x400, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18ae}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4000804}, 0x40004) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r5) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r7) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r8, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000400)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000180)={0x14, r8, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x4000810}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x28, r6, 0x10, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x28}, 0x1, 0x0, 0x0, 0x20040001}, 0x4000000) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket(0x1d, 0x80000, 0xa1) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000600)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000005c0)={&(0x7f0000000540)={0x64, 0x0, 0x1, 0x70bd29, 0x25dfdbff, {}, [@L2TP_ATTR_VLAN_ID={0x6, 0xe, 0x6}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @empty}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x5}, @L2TP_ATTR_IP_SADDR={0x8, 0x18, @remote}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x3}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}, @L2TP_ATTR_COOKIE={0xc, 0xf, 0x7}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @initdev={0xac, 0x1e, 0x1, 0x0}}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @remote}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000000}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = socket(0x3, 0x6, 0x27) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000400)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000380)={0x7c, r1, 0x20, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x101}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}]}, 0x7c}, 0x1, 0x0, 0x0, 0x40001}, 0x20040800) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r8, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB="14001000", @ANYRES16=r1, @ANYBLOB="0000000000000000000003000000"], 0x14}}, 0x4c005) sendmsg$NBD_CMD_DISCONNECT(r8, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x50, r7, 0x1, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x200}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}]}, 0x50}, 0x1, 0x0, 0x0, 0x8000}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000440)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000200000000000000000096072285348f259b1b532ef3707b140378072702d44cf4d042d77f08616bd71ad0aa02b004138e393d39381c12ce42a2ab1844b78ff63bda9b50bce3178f12152f5079f2a952b101a03cd912ce48b906710eef2fdcc7818da397b65f2f3a1a51892e664c96dddc858b3bdf731bd3b287bcc60f2247bcb35165ed7b4c1a58b18a7b574f3686f22219b11da0dcf024bddf4cd6e05c625e2700000000000000000000d05b09bb4b719647c83705b6b9"], 0x24}}, 0x0) 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000000)={0x7, 0x401, 0xfffd, @random="4e6c31f919cf", 'xfrm0\x00'}) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = socket(0x22, 0xa, 0x7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:31 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) ioctl$DRM_IOCTL_MODE_REVOKE_LEASE(r0, 0xc00464c9, &(0x7f0000000280)) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000180)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f00000000c0)='mounts\x00') sendmsg$RDMA_NLDEV_CMD_SYS_SET(r3, &(0x7f0000000240)={&(0x7f0000000100), 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x48, 0x1407, 0x1, 0x70bd2d, 0x25dfdbfe, "", [@RDMA_NLDEV_ATTR_DEV_DIM={0x5, 0x54, 0x1}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5, 0x54, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x48011) syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r2) ioctl$sock_inet_tcp_SIOCATMARK(r0, 0x8905, &(0x7f0000000040)) [ 979.834748] nbd: must specify at least one socket [ 979.860875] nbd: must specify at least one socket 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) ioctl$DRM_IOCTL_MODE_REVOKE_LEASE(r0, 0xc00464c9, &(0x7f0000000280)) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000180)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r3 = syz_open_procfs(0x0, &(0x7f00000000c0)='mounts\x00') sendmsg$RDMA_NLDEV_CMD_SYS_SET(r3, &(0x7f0000000240)={&(0x7f0000000100), 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x48, 0x1407, 0x1, 0x70bd2d, 0x25dfdbfe, "", [@RDMA_NLDEV_ATTR_DEV_DIM={0x5, 0x54, 0x1}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5, 0x54, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x48011) syz_genetlink_get_family_id$l2tp(&(0x7f0000000080), r2) 00:19:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x28, r1, 0x20, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}]}, 0x28}, 0x1, 0x0, 0x0, 0x40000}, 0x80) 00:19:31 executing program 0: ioctl$DRM_IOCTL_MODE_GETENCODER(0xffffffffffffffff, 0xc01464a6, &(0x7f0000000000)={0x1}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000000)={0x7, 0x401, 0xfffd, @random="4e6c31f919cf", 'xfrm0\x00'}) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) [ 979.883517] nbd: must specify at least one socket 00:19:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x14, r1, 0x100, 0x0, 0x25dfdbff}, 0x14}}, 0x0) 00:19:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async, rerun: 64) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x6c, r2, 0x400, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18ae}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4000804}, 0x40004) (rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r5) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r7) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r8, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000400)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000180)={0x14, r8, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x4000810}, 0x0) (async, rerun: 64) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x28, r6, 0x10, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x28}, 0x1, 0x0, 0x0, 0x20040001}, 0x4000000) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000003c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x4c, r4, 0x800, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x80) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(r6, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x28, 0x140e, 0x200, 0x70bd2b, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x8800}, 0x4c058) ioctl$DRM_IOCTL_MODE_GETFB(r5, 0xc01c64ad, &(0x7f0000000400)={0x6, 0x80, 0x1000, 0xfffffff9, 0x8001, 0xfffffffb, 0x3}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) pipe(&(0x7f0000000600)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) r9 = syz_open_procfs(0x0, &(0x7f0000000700)='task\x00') sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000007c0)={&(0x7f0000000740)={0x6c, 0x0, 0x100, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r2}, {0x8, 0x1, r5}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x30}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40c0}, 0x80) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, 0x0, 0x4, 0x70bd26, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e23}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x20}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @multicast2}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @dev={0xac, 0x14, 0x14, 0x28}}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'macvlan0\x00'}, @L2TP_ATTR_L2SPEC_LEN={0x5}]}, 0x50}, 0x1, 0x0, 0x0, 0x88000}, 0x8040) 00:19:31 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) ioctl$DRM_IOCTL_MODE_REVOKE_LEASE(r0, 0xc00464c9, &(0x7f0000000280)) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000180)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r2 = syz_open_procfs(0x0, &(0x7f00000000c0)='mounts\x00') sendmsg$RDMA_NLDEV_CMD_SYS_SET(r2, &(0x7f0000000240)={&(0x7f0000000100), 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x48, 0x1407, 0x1, 0x70bd2d, 0x25dfdbfe, "", [@RDMA_NLDEV_ATTR_DEV_DIM={0x5, 0x54, 0x1}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5, 0x54, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x4000004}, 0x48011) 00:19:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000003c0)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x4c, r4, 0x800, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x80) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(r6, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x28, 0x140e, 0x200, 0x70bd2b, 0x25dfdbff, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8}]}, 0x28}, 0x1, 0x0, 0x0, 0x8800}, 0x4c058) ioctl$DRM_IOCTL_MODE_GETFB(r5, 0xc01c64ad, &(0x7f0000000400)={0x6, 0x80, 0x1000, 0xfffffff9, 0x8001, 0xfffffffb, 0x3}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) pipe(&(0x7f0000000600)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) r9 = syz_open_procfs(0x0, &(0x7f0000000700)='task\x00') sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000800)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000007c0)={&(0x7f0000000740)={0x6c, 0x0, 0x100, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r2}, {0x8, 0x1, r5}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x30}]}, 0x6c}, 0x1, 0x0, 0x0, 0x40c0}, 0x80) sendmsg$L2TP_CMD_NOOP(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x50, 0x0, 0x4, 0x70bd26, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_DPORT={0x6, 0x1b, 0x4e23}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x20}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @multicast2}, @L2TP_ATTR_IP_DADDR={0x8, 0x19, @dev={0xac, 0x14, 0x14, 0x28}}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'macvlan0\x00'}, @L2TP_ATTR_L2SPEC_LEN={0x5}]}, 0x50}, 0x1, 0x0, 0x0, 0x88000}, 0x8040) 00:19:31 executing program 2: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x1c, r4, 0x400, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x80}, 0x20000010) sendmsg$L2TP_CMD_SESSION_GET(r1, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x58, 0x0, 0x800, 0x70bd2c, 0x25dfdbff, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x5}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x1f}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x4}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @mcast1}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}]}, 0x58}, 0x1, 0x0, 0x0, 0x40800}, 0x44) socket$phonet_pipe(0x23, 0x5, 0x2) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x18, 0x140b, 0x20, 0x70bd28, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x18}, 0x1, 0x0, 0x0, 0x8000}, 0x20010045) socket(0x23, 0x0, 0x4) 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) ioctl$DRM_IOCTL_MODE_REVOKE_LEASE(r0, 0xc00464c9, &(0x7f0000000280)) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000180)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_open_procfs(0x0, &(0x7f00000000c0)='mounts\x00') [ 979.982673] nbd: must specify at least one socket 00:19:31 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x1c, r4, 0x400, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x80}, 0x20000010) sendmsg$L2TP_CMD_SESSION_GET(r1, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x58, 0x0, 0x800, 0x70bd2c, 0x25dfdbff, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x5}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x1f}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x4}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @mcast1}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}]}, 0x58}, 0x1, 0x0, 0x0, 0x40800}, 0x44) socket$phonet_pipe(0x23, 0x5, 0x2) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x18, 0x140b, 0x20, 0x70bd28, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x18}, 0x1, 0x0, 0x0, 0x8000}, 0x20010045) socket(0x23, 0x0, 0x4) 00:19:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x6c, r2, 0x400, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x18ae}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4000804}, 0x40004) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) (async, rerun: 64) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r5) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r7) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r8, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000400)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000180)={0x14, r8, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x4000810}, 0x0) (async, rerun: 32) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x28, r6, 0x10, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x28}, 0x1, 0x0, 0x0, 0x20040001}, 0x4000000) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:31 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000000)={0x7, 0x401, 0xfffd, @random="4e6c31f919cf", 'xfrm0\x00'}) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) ioctl$DRM_IOCTL_MODE_REVOKE_LEASE(r0, 0xc00464c9, &(0x7f0000000280)) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000180)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) [ 980.011839] nbd: must specify at least one socket 00:19:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = openat$adsp1(0xffffffffffffff9c, &(0x7f0000000000), 0xc000, 0x0) ioctl$SOUND_MIXER_READ_VOLUME(r1, 0x80044d05, &(0x7f0000000100)) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000000c0)=ANY=[@ANYBLOB="3dc9a4e1", @ANYRESOCT=r3, @ANYRES32, @ANYRES32=r2, @ANYBLOB="060200000000000000ffffff3c"], 0x2c}}, 0x40010) [ 980.054652] nbd: must specify at least one socket 00:19:31 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000000)={0x7, 0x401, 0xfffd, @random="4e6c31f919cf", 'xfrm0\x00'}) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:31 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x1c, r4, 0x400, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x80}, 0x20000010) sendmsg$L2TP_CMD_SESSION_GET(r1, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x58, 0x0, 0x800, 0x70bd2c, 0x25dfdbff, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x5}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x1f}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x4}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @mcast1}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}]}, 0x58}, 0x1, 0x0, 0x0, 0x40800}, 0x44) socket$phonet_pipe(0x23, 0x5, 0x2) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x18, 0x140b, 0x20, 0x70bd28, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x18}, 0x1, 0x0, 0x0, 0x8000}, 0x20010045) socket(0x23, 0x0, 0x4) 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) ioctl$DRM_IOCTL_MODE_REVOKE_LEASE(r0, 0xc00464c9, &(0x7f0000000280)) openat$binder_debug(0xffffffffffffff9c, &(0x7f00000002c0)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) 00:19:31 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x74, 0x0, 0x700, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x401}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x400}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x790f5326}]}, 0x74}, 0x1, 0x0, 0x0, 0x40840}, 0x24040000) sendmsg$RDMA_NLDEV_CMD_STAT_SET(r3, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x48, 0x1410, 0x818, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_STAT_MODE={0x8, 0x4a, 0x2}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x3}, @RDMA_NLDEV_ATTR_STAT_AUTO_MODE_MASK={0x8, 0x4c, 0x1}, @RDMA_NLDEV_ATTR_STAT_AUTO_MODE_MASK={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x4}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}]}, 0x48}, 0x1, 0x0, 0x0, 0x4800}, 0x4000005) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000004c0)='net/icmp\x00') r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000005c0)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000580)={&(0x7f0000000500)={0x7c, r1, 0x10, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd09}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}]}, 0x7c}, 0x1, 0x0, 0x0, 0x1}, 0x20000000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) ioctl$SIOCGETLINKNAME(0xffffffffffffffff, 0x89e0, &(0x7f0000000100)={0x1, 0x3}) 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) ioctl$DRM_IOCTL_MODE_REVOKE_LEASE(r0, 0xc00464c9, &(0x7f0000000280)) [ 980.166494] nbd: must specify at least one socket 00:19:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) socketpair(0xf, 0x2, 0x10000, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x60, r3, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x401}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x0) 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000000)={0x7, 0x401, 0xfffd, @random="4e6c31f919cf", 'xfrm0\x00'}) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:31 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x1c, r4, 0x400, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x80}, 0x20000010) sendmsg$L2TP_CMD_SESSION_GET(r1, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x58, 0x0, 0x800, 0x70bd2c, 0x25dfdbff, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x5}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x1f}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x4}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @mcast1}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}]}, 0x58}, 0x1, 0x0, 0x0, 0x40800}, 0x44) socket$phonet_pipe(0x23, 0x5, 0x2) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x18, 0x140b, 0x20, 0x70bd28, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x18}, 0x1, 0x0, 0x0, 0x8000}, 0x20010045) socket(0x23, 0x0, 0x4) 00:19:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000000)={0x7, 0x401, 0xfffd, @random="4e6c31f919cf", 'xfrm0\x00'}) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:31 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000000)={0x7, 0x401, 0xfffd, @random="4e6c31f919cf", 'xfrm0\x00'}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:31 executing program 2: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) ioctl$DRM_IOCTL_MODE_REVOKE_LEASE(r0, 0xc00464c9, &(0x7f0000000280)) 00:19:31 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) (async) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) (async) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) (async, rerun: 32) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (rerun: 32) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) (async, rerun: 64) socketpair(0xf, 0x2, 0x10000, &(0x7f0000000140)={0xffffffffffffffff}) (rerun: 64) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x60, r3, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x401}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x0) [ 980.278842] nbd: must specify at least one socket 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:31 executing program 3: r0 = syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x1c, r4, 0x400, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x80}, 0x20000010) sendmsg$L2TP_CMD_SESSION_GET(r1, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x58, 0x0, 0x800, 0x70bd2c, 0x25dfdbff, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x5}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x1f}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x4}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @mcast1}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}]}, 0x58}, 0x1, 0x0, 0x0, 0x40800}, 0x44) socket$phonet_pipe(0x23, 0x5, 0x2) sendmsg$RDMA_NLDEV_CMD_RES_CM_ID_GET(r0, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x18, 0x140b, 0x20, 0x70bd28, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x18}, 0x1, 0x0, 0x0, 0x8000}, 0x20010045) 00:19:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$sock_bt_bnep_BNEPGETCONNINFO(0xffffffffffffffff, 0x800442d3, &(0x7f0000000000)={0x7, 0x401, 0xfffd, @random="4e6c31f919cf", 'xfrm0\x00'}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) 00:19:31 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80800000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) (async) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) (async) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) (async) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) (async) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) (async) socketpair(0xf, 0x2, 0x10000, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x60, r3, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x401}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x800}, 0x0) 00:19:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x74, 0x0, 0x700, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x401}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x400}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x790f5326}]}, 0x74}, 0x1, 0x0, 0x0, 0x40840}, 0x24040000) sendmsg$RDMA_NLDEV_CMD_STAT_SET(r3, &(0x7f0000000440)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x48, 0x1410, 0x818, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_STAT_MODE={0x8, 0x4a, 0x2}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x3}, @RDMA_NLDEV_ATTR_STAT_AUTO_MODE_MASK={0x8, 0x4c, 0x1}, @RDMA_NLDEV_ATTR_STAT_AUTO_MODE_MASK={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x4}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}]}, 0x48}, 0x1, 0x0, 0x0, 0x4800}, 0x4000005) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = syz_open_procfs(0xffffffffffffffff, &(0x7f00000004c0)='net/icmp\x00') r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000005c0)={&(0x7f0000000480)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000580)={&(0x7f0000000500)={0x7c, r1, 0x10, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd09}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}]}, 0x7c}, 0x1, 0x0, 0x0, 0x1}, 0x20000000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) ioctl$SIOCGETLINKNAME(0xffffffffffffffff, 0x89e0, &(0x7f0000000100)={0x1, 0x3}) 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) socketpair(0x11, 0xd, 0x7, &(0x7f0000000000)) 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:31 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, 0x0, 0x8044) 00:19:31 executing program 5: socket(0x26, 0x5, 0x435000) [ 980.419644] nbd: must specify at least one socket 00:19:31 executing program 3: syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x1c, r3, 0x400, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x80}, 0x20000010) sendmsg$L2TP_CMD_SESSION_GET(r0, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x58, 0x0, 0x800, 0x70bd2c, 0x25dfdbff, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x5}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x1f}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x4}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @mcast1}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}]}, 0x58}, 0x1, 0x0, 0x0, 0x40800}, 0x44) socket$phonet_pipe(0x23, 0x5, 0x2) 00:19:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r4, 0x800, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}]}, 0x68}, 0x1, 0x0, 0x0, 0x810}, 0x40890) 00:19:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 5: socket(0x0, 0x5, 0x435000) 00:19:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, 0x0, 0x8044) 00:19:32 executing program 3: syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x1c, r3, 0x400, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x80}, 0x20000010) sendmsg$L2TP_CMD_SESSION_GET(r0, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x58, 0x0, 0x800, 0x70bd2c, 0x25dfdbff, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x5}, @L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x1f}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}, @L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x4}, @L2TP_ATTR_IP6_SADDR={0x14, 0x1f, @mcast1}, @L2TP_ATTR_PROTO_VERSION={0x5, 0x7, 0x2}]}, 0x58}, 0x1, 0x0, 0x0, 0x40800}, 0x44) [ 980.501994] nbd: must specify at least one socket 00:19:32 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 980.544851] nbd: must specify at least one socket 00:19:32 executing program 5: socket(0x0, 0x5, 0x435000) 00:19:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r4, 0x800, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}]}, 0x68}, 0x1, 0x0, 0x0, 0x810}, 0x40890) 00:19:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, 0x0, 0x8044) 00:19:32 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) [ 980.575893] nbd: must specify at least one socket 00:19:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r4, 0x800, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}]}, 0x68}, 0x1, 0x0, 0x0, 0x810}, 0x40890) 00:19:32 executing program 3: syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x1c, r3, 0x400, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x80}, 0x20000010) 00:19:32 executing program 5: socket(0x0, 0x5, 0x435000) 00:19:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:32 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x68, r4, 0x800, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1f}]}, 0x68}, 0x1, 0x0, 0x0, 0x810}, 0x40890) 00:19:32 executing program 5: socket(0x26, 0x0, 0x435000) 00:19:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="000000fffeae1117d34ce8000000"], 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r3) socketpair(0x9, 0x2, 0x86a7, &(0x7f0000000100)={0xffffffffffffffff}) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = syz_open_procfs(0x0, &(0x7f0000000400)='ns\x00') ioctl$KVM_CREATE_VM(r6, 0xae01, 0x0) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x7c, 0x0, 0x20, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r7}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x7c}, 0x1, 0x0, 0x0, 0x1}, 0x24042094) getsockopt$inet_tcp_int(r8, 0x6, 0x10, &(0x7f0000000380), &(0x7f00000003c0)=0x4) setsockopt$inet_tcp_TCP_CONGESTION(r6, 0x6, 0xd, &(0x7f0000000440)='dctcp-reno\x00', 0xb) 00:19:32 executing program 3: syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) 00:19:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) [ 980.671674] nbd: must specify at least one socket [ 980.690058] nbd: must specify at least one socket 00:19:32 executing program 5: socket(0x26, 0x0, 0x435000) 00:19:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000340), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x200}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x7c, r5, 0x400, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r7}, {0x8, 0x1, r7}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4048010}, 0x4840) r9 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) getsockopt$TIPC_NODE_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x83, &(0x7f0000000380), &(0x7f00000003c0)=0x4) r10 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r10) r11 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r11) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0xc4, r4, 0x800, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8, 0x1, r11}]}]}, 0xc4}, 0x1, 0x0, 0x0, 0x40}, 0x20004015) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) [ 980.779424] nbd: must specify at least one socket 00:19:32 executing program 3: syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) 00:19:32 executing program 5: socket(0x26, 0x0, 0x435000) 00:19:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={&(0x7f0000000340), 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:32 executing program 5: socket(0x26, 0x5, 0x0) [ 980.839513] nbd: must specify at least one socket 00:19:32 executing program 3: syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000340), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x200}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x7c, r5, 0x400, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r7}, {0x8, 0x1, r7}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4048010}, 0x4840) r9 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) getsockopt$TIPC_NODE_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x83, &(0x7f0000000380), &(0x7f00000003c0)=0x4) r10 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r10) r11 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r11) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0xc4, r4, 0x800, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8, 0x1, r11}]}]}, 0xc4}, 0x1, 0x0, 0x0, 0x40}, 0x20004015) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000340), r3) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x200}]}, 0x20}}, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)) (async) pipe(&(0x7f0000000140)) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) (async) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x7c, r5, 0x400, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r7}, {0x8, 0x1, r7}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4048010}, 0x4840) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) getsockopt$TIPC_NODE_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x83, &(0x7f0000000380), &(0x7f00000003c0)=0x4) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r10) (async) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r11) (async) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0xc4, r4, 0x800, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8, 0x1, r11}]}]}, 0xc4}, 0x1, 0x0, 0x0, 0x40}, 0x20004015) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) 00:19:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={&(0x7f0000000340), 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:32 executing program 5: socket(0x26, 0x5, 0x0) 00:19:32 executing program 3: syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 5: socket(0x26, 0x5, 0x0) 00:19:32 executing program 2: sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) [ 980.947439] nbd: must specify at least one socket 00:19:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={&(0x7f0000000340), 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:32 executing program 3: syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) 00:19:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000340), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x200}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) pipe(&(0x7f0000000140)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r8) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x7c, r5, 0x400, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r7}, {0x8, 0x1, r7}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4048010}, 0x4840) r9 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) getsockopt$TIPC_NODE_RECVQ_DEPTH(0xffffffffffffffff, 0x10f, 0x83, &(0x7f0000000380), &(0x7f00000003c0)=0x4) r10 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r10) (async) r11 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r11) (async, rerun: 32) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0xc4, r4, 0x800, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8, 0x1, r11}]}]}, 0xc4}, 0x1, 0x0, 0x0, 0x40}, 0x20004015) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:32 executing program 5: syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') r0 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={&(0x7f0000000340), 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:32 executing program 5: socket(0x26, 0x5, 0x0) 00:19:32 executing program 3: syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) 00:19:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={&(0x7f0000000340), 0xc, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) [ 981.145298] nbd: must specify at least one socket 00:19:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 3: syz_open_procfs(0x0, &(0x7f0000000000)='mountstats\x00') 00:19:32 executing program 2: sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={&(0x7f0000000340), 0xc, &(0x7f0000000400)={0x0}}, 0x8044) 00:19:32 executing program 5: socket(0x26, 0x5, 0x0) 00:19:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 3: syz_open_procfs(0x0, 0x0) 00:19:32 executing program 2: sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:32 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={&(0x7f0000000340), 0xc, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:32 executing program 0: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={&(0x7f0000000340), 0xc, &(0x7f0000000400)={0x0}}, 0x0) 00:19:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 5: socket(0x26, 0x5, 0x0) 00:19:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:32 executing program 3: syz_open_procfs(0x0, 0x0) 00:19:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000240)={&(0x7f0000000000), 0xc, &(0x7f0000000180)={&(0x7f00000001c0)={0x40, r1, 0x2, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xa}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfc000000000000}]}, 0x40}, 0x1, 0x0, 0x0, 0xa081}, 0x20000000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000340)=ANY=[@ANYRESHEX, @ANYRESOCT, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 00:19:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) connect$pptp(r2, &(0x7f0000000000)={0x18, 0x2, {0x2, @dev={0xac, 0x14, 0x14, 0x36}}}, 0x1e) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x50, r4, 0x800, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x50}, 0x1, 0x0, 0x0, 0x40000}, 0x0) r6 = socket$bt_bnep(0x1f, 0x3, 0x4) ioctl$sock_bt_bnep_BNEPCONNDEL(r6, 0x400442c9, &(0x7f0000000140)={0x0, @dev={'\xaa\xaa\xaa\xaa\xaa', 0x22}}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) ioctl$KVM_GET_XSAVE(r2, 0x9000aea4, &(0x7f0000001200)) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) openat$6lowpan_enable(0xffffffffffffff9c, &(0x7f0000000100), 0x2, 0x0) 00:19:32 executing program 5: socket(0x0, 0x5, 0x0) 00:19:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:32 executing program 3: syz_open_procfs(0x0, 0x0) 00:19:32 executing program 1: socketpair(0x39, 0x3, 0x6, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$TIPC_CONN_TIMEOUT(r0, 0x10f, 0x82, &(0x7f0000000100)=0x1, 0x4) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x60004805) 00:19:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:32 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) [ 981.403794] nbd: must specify at least one socket 00:19:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x74, r5, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x40000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8f}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40001}, 0x20000000) r6 = syz_open_procfs(0x0, &(0x7f0000000140)='net/netlink\x00') r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r8) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x20, r9, 0x800, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x84) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x3c, r3, 0x8, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000800}, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100"/25], 0x24}}, 0x0) 00:19:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x74, r5, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x40000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8f}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x40001}, 0x20000000) r6 = syz_open_procfs(0x0, &(0x7f0000000140)='net/netlink\x00') r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r8) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f00000004c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000480)={&(0x7f0000000440)={0x20, r9, 0x800, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x84) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x3c, r3, 0x8, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000800}, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100"/25], 0x24}}, 0x0) 00:19:32 executing program 5: socket(0x0, 0x5, 0x0) 00:19:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$RDMA_NLDEV_CMD_RES_CQ_GET(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x40, 0x140c, 0x400, 0x70bd09, 0x25dfdbfe, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_RES_CQN={0x8, 0x3d, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_RES_CQN={0x8, 0x3d, 0x5}, @RDMA_NLDEV_ATTR_RES_CQN={0x8, 0x3d, 0x2}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x240000d2}, 0x40081) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:33 executing program 5: socket(0x0, 0x5, 0x0) [ 981.492238] nbd: must specify at least one socket [ 981.511606] nbd: must specify at least one socket [ 981.520880] nbd: must specify at least one socket 00:19:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet6_tcp(0xa, 0x1, 0x0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 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$nbd(&(0x7f0000000000), r1) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 981.545217] nbd: must specify at least one socket 00:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r2) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) r7 = socket(0xb, 0x800, 0x3) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r3}]}]}, 0x44}}, 0x40000000) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x20, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:33 executing program 5: socket(0x26, 0x0, 0x0) 00:19:33 executing program 0: getsockopt$inet_tcp_buf(0xffffffffffffffff, 0x6, 0xb, &(0x7f0000000000)=""/70, &(0x7f0000000080)=0x46) syz_genetlink_get_family_id$l2tp(&(0x7f00000000c0), 0xffffffffffffffff) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, 0x0, 0x8044) 00:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) [ 981.635357] nbd: must specify a size in bytes for the device [ 981.673860] nbd: must specify at least one socket 00:19:33 executing program 5: socket(0x26, 0x0, 0x0) 00:19:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, 0x0, 0x8044) [ 981.732905] nbd: must specify at least one socket 00:19:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/binder/failed_transaction_log\x00', 0x0, 0x0) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:33 executing program 5: socket(0x26, 0x0, 0x0) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, 0x0, 0x8044) 00:19:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1008042}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x4c, r2, 0x200, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4}, 0x8000) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="08000000f1f62e9940e9e9dc2f98fc4cf4a7706ddd08714658d9af", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) [ 981.831575] nbd: must specify at least one socket 00:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000040}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x64, r4, 0x400, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xe6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}]}, 0x64}, 0x1, 0x0, 0x0, 0x4000000}, 0x4000000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) [ 981.975973] nbd: must specify at least one socket 00:19:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, 0x0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:33 executing program 3: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 3: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, 0x0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, 0x0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:33 executing program 3: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, 0x0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:33 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:33 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:33 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) [ 982.216397] nla_parse: 25 callbacks suppressed [ 982.216402] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 00:19:33 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x0, 0x70bd2b, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:33 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}]}, 0x44}}, 0x0) 00:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:33 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x0, 0x0, 0x25dfdbfb, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 0: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) [ 982.378190] nbd: must specify at least one socket 00:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}]}, 0x44}}, 0x0) 00:19:33 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, 0x0, 0x0, 0x0, 0x0, {}, [@L2TP_ATTR_IP_SADDR={0x8, 0x18, @multicast1}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 5: sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:33 executing program 0: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:34 executing program 5: sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x14}, 0x14}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:34 executing program 0: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}]}, 0x44}}, 0x0) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 982.506548] nbd: must specify at least one socket 00:19:34 executing program 5: sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x14}, 0x14}}, 0x8044) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 982.554203] nbd: must specify at least one socket 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x78}}, 0x0) 00:19:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f00000003c0)={0x14}, 0x14}}, 0x0) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x70}}, 0x0) 00:19:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4baa615ec301a4e34756a5e809c7a0231ac2e2625bf70b14a9c38ae0a04522dccbd8436cc20f33e2f76d6827d490bc61656ba6011bdf36962695949377f37647f784d90faec1195fca97b1b9382cdc907d103"], 0x44}}, 0x0) 00:19:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x68}}, 0x0) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}]}, 0x60}}, 0x0) 00:19:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x58}}, 0x0) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x50}}, 0x0) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x80, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}}, 0x0) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, 0x0, 0x8044) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0, 0x44}}, 0x0) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) 00:19:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, 0x0, 0x8044) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0, 0x44}}, 0x0) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:34 executing program 2: sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0, 0x44}}, 0x0) 00:19:34 executing program 2: sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, 0x0, 0x8044) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4) 00:19:34 executing program 2: sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1], 0x44}}, 0x0) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4) 00:19:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1], 0x44}}, 0x0) 00:19:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1], 0x44}}, 0x0) 00:19:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:34 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x44}}, 0x0) 00:19:34 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}}, 0x8044) 00:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4) 00:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x4) 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x44}}, 0x0) 00:19:35 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}}, 0x0) 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x4) 00:19:35 executing program 5: socketpair$nbd(0x1, 0x1, 0x0, 0x0) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x44}}, 0x0) 00:19:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) sendmsg$L2TP_CMD_NOOP(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x4) 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c00040000000000000000080c000200000000000000000008476d5fc0aa28bce4812ba384ad07d92c5bc4ba"], 0x44}}, 0x0) 00:19:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, 0x0, 0x8044) 00:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, 0x0, 0x8044) 00:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) [ 983.673101] netlink: 32 bytes leftover after parsing attributes in process `syz-executor.3'. [ 983.702919] nbd: must specify at least one socket 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x44}}, 0x0) 00:19:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, 0x0, 0x8044) 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 983.722606] nbd: must specify a size in bytes for the device 00:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x44}}, 0x0) 00:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x44}}, 0x0) 00:19:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) [ 983.857385] nbd: must specify a size in bytes for the device 00:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c000533b493e0d5aa800000000000000000000c000400"], 0x44}}, 0x0) 00:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}}, 0x8044) 00:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}}, 0x0) [ 983.958449] nbd: must specify a size in bytes for the device [ 983.995326] netlink: 32 bytes leftover after parsing attributes in process `syz-executor.3'. 00:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) 00:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x4) 00:19:35 executing program 2: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, 0x0, 0x8044) [ 984.021497] nbd: must specify at least one socket [ 984.035043] nbd: must specify a size in bytes for the device 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01"], 0x44}}, 0x0) 00:19:35 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x4) 00:19:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 4: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={0x0}, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01"], 0x44}}, 0x0) 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01"], 0x44}}, 0x0) 00:19:35 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) [ 984.120667] nbd: must specify a size in bytes for the device [ 984.146343] nbd: must specify a size in bytes for the device 00:19:35 executing program 4: socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$L2TP_CMD_NOOP(r0, &(0x7f0000000440)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x4000040}, 0x8044) 00:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x4) 00:19:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 984.194922] nbd: must specify a size in bytes for the device 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c0005"], 0x44}}, 0x0) 00:19:35 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x4) [ 984.275011] nbd: must specify a size in bytes for the device [ 984.295143] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x4) 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01"], 0x44}}, 0x0) 00:19:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x4) 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 984.319055] netlink: 32 bytes leftover after parsing attributes in process `syz-executor.3'. [ 984.340837] nbd: must specify at least one socket [ 984.350318] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 984.368868] nbd: must specify a size in bytes for the device 00:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01"], 0x44}}, 0x0) 00:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) [ 984.410141] nbd: must specify a size in bytes for the device [ 984.433412] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 00:19:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x20}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01"], 0x44}}, 0x0) 00:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) [ 984.465948] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 00:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001"], 0x44}}, 0x0) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) [ 984.515032] nbd: must specify at least one socket 00:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x4) 00:19:36 executing program 2: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x20}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) [ 984.541706] nbd: must specify a size in bytes for the device [ 984.571181] netlink: 48 bytes leftover after parsing attributes in process `syz-executor.3'. 00:19:36 executing program 2: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x20}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001"], 0x44}}, 0x0) [ 984.589402] nbd: must specify at least one socket [ 984.597073] nbd: must specify at least one socket [ 984.607331] nbd: must specify a size in bytes for the device 00:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x4) [ 984.635386] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 984.663430] nbd: must specify at least one socket 00:19:36 executing program 2: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x24}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 984.684645] nbd: must specify at least one socket 00:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001"], 0x44}}, 0x0) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x20}}, 0x4) [ 984.709875] nbd: must specify a size in bytes for the device 00:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x24}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 984.764821] nbd: must specify at least one socket 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000400"], 0x44}}, 0x0) 00:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x24}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 984.798373] nbd: must specify at least one socket 00:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x20}}, 0x4) 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 984.868267] nbd: must specify at least one socket 00:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000400"], 0x44}}, 0x0) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x20}}, 0x4) [ 984.894024] nbd: must specify at least one socket 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) [ 984.964087] nbd: must specify at least one socket 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000400"], 0x44}}, 0x0) 00:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x24}}, 0x4) [ 985.001145] nbd: must specify at least one socket 00:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:36 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) [ 985.068463] nbd: must specify at least one socket 00:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010800c"], 0x44}}, 0x0) 00:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x24}}, 0x0) 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:36 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 985.191319] nbd: must specify at least one socket 00:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x24}}, 0x4) 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x4008001) 00:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x44}}, 0x0) [ 985.290625] nbd: must specify at least one socket 00:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x4008001) 00:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x24}}, 0x4) 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x4008001) [ 985.359942] nbd: must specify at least one socket 00:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x44}}, 0x0) 00:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x4008001) 00:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) [ 985.463250] nbd: must specify at least one socket 00:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x44}}, 0x0) 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 985.552665] nbd: must specify at least one socket 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000400"], 0x44}}, 0x0) 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100), 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) [ 985.645397] nbd: must specify at least one socket 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000400"], 0x44}}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100), 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100), 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) [ 985.726895] nbd: must specify at least one socket 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100), 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000000400"], 0x44}}, 0x0) 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) [ 985.846311] nbd: must specify at least one socket 00:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94ab2dbe7a9071058e8cf9374062a2942c711e91a6d066431a3489c41d159f766a6251a593a6bdf48491e3a8f1fc2ddd43cf8ec6"], 0x24}}, 0x0) 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x24}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={0x0}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) [ 986.052005] nbd: must specify at least one socket 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x24}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={0x0}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 986.103519] nbd: must specify at least one socket 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001"], 0x44}}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={0x0}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 986.193302] nbd: must specify at least one socket 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001"], 0x44}}, 0x0) 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) [ 986.223729] nbd: must specify at least one socket 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, 0x0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0, 0x24}}, 0x0) 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, 0x0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 986.315943] nbd: must specify at least one socket 00:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0, 0x24}}, 0x0) 00:19:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, 0x0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) [ 986.380811] nbd: must specify at least one socket 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0, 0x24}}, 0x0) 00:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 986.454740] nbd: must specify at least one socket 00:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) 00:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, 0x0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) 00:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) [ 986.540742] nbd: must specify a size in bytes for the device 00:19:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x0, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1], 0x24}}, 0x0) [ 986.604318] nbd: must specify at least one socket [ 986.623812] nbd: must specify a size in bytes for the device 00:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) [ 986.654272] nbd: must specify at least one socket 00:19:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 00:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 00:19:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 986.715221] nbd: must specify a size in bytes for the device 00:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 00:19:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) [ 986.836052] nbd: must specify a size in bytes for the device 00:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c000000000000000000005a165418f9148c65ec79d3da9c091941a9a2cc1f067c94"], 0x24}}, 0x0) 00:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01"], 0x24}}, 0x0) 00:19:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) [ 986.974507] nbd: must specify a size in bytes for the device [ 987.006792] nbd: must specify a size in bytes for the device 00:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB], 0x24}}, 0x0) 00:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='D\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040010"], 0x44}}, 0x0) 00:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01"], 0x24}}, 0x0) 00:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x48}}, 0x0) [ 987.106327] nbd: must specify a size in bytes for the device 00:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x20, r2, 0x700, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0xc0}, 0x40801) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01"], 0x24}}, 0x0) 00:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="44000095", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00050000000000000000000c00040000000000000000000c00020000000000000000000800010000000000"], 0x44}}, 0x0) 00:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="00037c0f8d43a5befe0000000000"], 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, 0xfffffffffffffffe, 0x4000000) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r3, 0x20, 0x70bd26, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4000080}, 0x40080) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000380)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x64, r2, 0x20, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x121}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3f}]}, 0x64}, 0x1, 0x0, 0x0, 0x40000}, 0x20000044) 00:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:38 executing program 0: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0000000000000000"], 0x24}}, 0x0) [ 987.223620] nbd: must specify a size in bytes for the device [ 987.253725] nla_parse: 59 callbacks suppressed [ 987.253730] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 00:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000280), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x14, r1, 0x100, 0x70bd2d, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, r3, 0x1, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000040}, 0x24000800) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000380)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r4 = syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) sendmsg$RDMA_NLDEV_CMD_STAT_SET(r4, &(0x7f0000000600)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000005c0)={&(0x7f0000000580)={0x40, 0x1410, 0x20, 0x70bd27, 0x25dfdbfe, "", [@RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_STAT_MODE={0x8, 0x4a, 0x1}, @RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8, 0x4f, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x48005}, 0x5) sendmsg$RDMA_NLDEV_CMD_STAT_SET(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x18, 0x1410, 0x200, 0x70bd2b, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_STAT_MODE={0x8, 0x4a, 0x1}]}, 0x18}, 0x1, 0x0, 0x0, 0x40c0}, 0x8040090) 00:19:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="00037c0f8d43a5befe0000000000"], 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, 0xfffffffffffffffe, 0x4000000) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r3, 0x20, 0x70bd26, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4000080}, 0x40080) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000380)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x64, r2, 0x20, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x121}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3f}]}, 0x64}, 0x1, 0x0, 0x0, 0x40000}, 0x20000044) 00:19:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:38 executing program 0: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100"], 0x24}}, 0x0) [ 987.341668] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 987.365238] nbd: must specify a size in bytes for the device [ 987.386058] nbd: must specify an index to disconnect 00:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="00037c0f8d43a5befe0000000000"], 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, 0xfffffffffffffffe, 0x4000000) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r3, 0x20, 0x70bd26, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4000080}, 0x40080) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000380)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x64, r2, 0x20, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x121}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x10000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3f}]}, 0x64}, 0x1, 0x0, 0x0, 0x40000}, 0x20000044) 00:19:38 executing program 0: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100"], 0x24}}, 0x0) 00:19:38 executing program 3: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="240000001e7ab99cc5f3c6a2a9eb9809cff068a39f5278bbdb65d0b8ff58a7114731f1b094f43a8f173eef556160147aaa01ae1e8e", @ANYRES16=r0, @ANYBLOB="010000000001000000040007800c000200"/30], 0x24}}, 0x0) 00:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) [ 987.454079] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 00:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="00037c0f8d43a5befe0000000000"], 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, 0xfffffffffffffffe, 0x4000000) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r2, 0x20, 0x70bd26, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4000080}, 0x40080) 00:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100"], 0x24}}, 0x0) 00:19:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x6c, 0x0, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa68}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008}, 0x810) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000540)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) ioctl$FBIOGET_FSCREENINFO(r9, 0x4602, &(0x7f0000000580)) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r8) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB="31000500", @ANYRES16=r10, @ANYBLOB="01000000000000000000010000000c0008000000000000000000"], 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r7, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x110000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, r10, 0x10, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000004}, 0x1) 00:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="00037c0f8d43a5befe0000000000"], 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, 0xfffffffffffffffe, 0x4000000) syz_genetlink_get_family_id$l2tp(&(0x7f0000000140), 0xffffffffffffffff) 00:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:39 executing program 3: ioctl$DRM_IOCTL_MODE_GET_LEASE(0xffffffffffffffff, 0xc01064c8, &(0x7f0000000100)={0x3, 0x0, &(0x7f0000000380)=[0x0, 0x0, 0x0]}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="006792a95427560a410003000000"], 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000400), r6) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000003c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x50, r3, 0x4, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}]}]}, 0x50}, 0x1, 0x0, 0x0, 0x64004005}, 0x4000041) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r7) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r8, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r9, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x14, r8, 0x1}, 0x14}}, 0x8800) 00:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) [ 987.619338] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 987.651043] netlink: 12 bytes leftover after parsing attributes in process `syz-executor.4'. 00:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 987.675471] nbd: must specify at least one socket 00:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="00037c0f8d43a5befe0000000000"], 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, 0xfffffffffffffffe, 0x4000000) 00:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000"], 0x24}}, 0x0) 00:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r0, 0xfffffffffffffffe, 0x4000000) 00:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x6c, 0x0, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa68}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008}, 0x810) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000540)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) ioctl$FBIOGET_FSCREENINFO(r9, 0x4602, &(0x7f0000000580)) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r8) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB="31000500", @ANYRES16=r10, @ANYBLOB="01000000000000000000010000000c0008000000000000000000"], 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r7, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x110000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, r10, 0x10, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000004}, 0x1) 00:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r2 = socket(0x1a, 0x3, 0x48f3) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x70, 0x0, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x20000000}, 0x40004) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 987.723288] nbd: must specify at least one socket [ 987.739186] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 987.754464] nbd: must specify at least one socket 00:19:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0xfffffffffffffffe, 0x4000000) 00:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000"], 0x24}}, 0x0) 00:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000"], 0x24}}, 0x0) 00:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000"], 0x24}}, 0x0) 00:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0xfffffffffffffffe, 0x4000000) 00:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x6c, 0x0, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa68}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008}, 0x810) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000540)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) ioctl$FBIOGET_FSCREENINFO(r9, 0x4602, &(0x7f0000000580)) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r8) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB="31000500", @ANYRES16=r10, @ANYBLOB="01000000000000000000010000000c0008000000000000000000"], 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r7, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x110000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, r10, 0x10, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000004}, 0x1) 00:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 987.869697] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 00:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:39 executing program 5: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0xfffffffffffffffe, 0x4000000) 00:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000"], 0x24}}, 0x0) 00:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x6c, 0x0, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa68}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008}, 0x810) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000540)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) ioctl$FBIOGET_FSCREENINFO(r8, 0x4602, &(0x7f0000000580)) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r7) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)=ANY=[@ANYBLOB="31000500", @ANYRES16=r9, @ANYBLOB="01000000000000000000010000000c0008000000000000000000"], 0x20}}, 0x0) 00:19:39 executing program 5: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0xfffffffffffffffe, 0x4000000) 00:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000"], 0x24}}, 0x0) 00:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000"], 0x24}}, 0x0) [ 987.973550] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 988.009148] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 00:19:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:39 executing program 5: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0xfffffffffffffffe, 0x4000000) 00:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x6c, 0x0, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa68}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008}, 0x810) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000540)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) ioctl$FBIOGET_FSCREENINFO(r8, 0x4602, &(0x7f0000000580)) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r7) 00:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x44, r1, 0x800, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}, 0x1, 0x0, 0x0, 0x4010}, 0x20000801) 00:19:39 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0xfffffffffffffffe, 0x4000000) 00:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) [ 988.114009] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 00:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000"], 0x24}}, 0x0) 00:19:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x6c, 0x0, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa68}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008}, 0x810) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000540)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) ioctl$FBIOGET_FSCREENINFO(r7, 0x4602, &(0x7f0000000580)) 00:19:39 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0xfffffffffffffffe, 0x4000000) 00:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100"], 0x24}}, 0x0) 00:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8, 0x1, r2}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x6c, 0x0, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa68}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008}, 0x810) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000540)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) 00:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:39 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, 0xfffffffffffffffe, 0x4000000) 00:19:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8, 0x1, r2}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0xfffffffffffffffe, 0x0) 00:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x6c, 0x0, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa68}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008}, 0x810) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 988.322954] nbd: must specify at least one socket 00:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100"], 0x24}}, 0x0) 00:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8, 0x1, r2}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x6c, 0x0, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa68}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008}, 0x810) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000540)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) 00:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100"], 0x24}}, 0x0) 00:19:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 988.417362] nbd: must specify at least one socket 00:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8, 0x1, r2}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x6c, 0x0, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa68}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008}, 0x810) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x6c, 0x0, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa68}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008}, 0x810) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000540)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) 00:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x24}}, 0x0) 00:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) [ 988.532643] nbd: must specify at least one socket 00:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)={0xffffffffffffffff}) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x6c, 0x0, 0x4, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa68}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008}, 0x810) 00:19:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000280)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000400000000098f4aac5800000100000000000000de4323deff04a6e54f3db101000000b0f4278dbca2544f7c34ecb8526c8050f92c0448971085"], 0x24}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r2) 00:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x24}}, 0x0) [ 988.632641] nbd: must specify at least one socket 00:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000680)='/sys/kernel/debug/binder/state\x00', 0x0, 0x0) 00:19:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000200)={0x98, r4, 0x400, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x81}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x685f}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7f}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000001}]}, 0x98}, 0x1, 0x0, 0x0, 0x20000000}, 0x4000) 00:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) 00:19:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000"], 0x24}}, 0x0) [ 988.731878] nbd: must specify at least one socket 00:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) 00:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) [ 988.805971] nbd: must specify at least one socket [ 988.823141] nbd: must specify at least one socket 00:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) 00:19:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}}, 0x4008001) 00:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:40 executing program 3: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}}, 0x4008001) 00:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) 00:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:40 executing program 3: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x4008001) 00:19:40 executing program 3: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}}, 0x4008001) 00:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)) 00:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x0) 00:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}}, 0x4008001) 00:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) 00:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}}, 0x4008001) 00:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x0) 00:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) 00:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x0) 00:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x3c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x3c}}, 0x0) 00:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, 0x0, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) 00:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x0) 00:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x0) 00:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x2c}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r1, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048094}, 0x0) 00:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}]}, 0x38}}, 0x0) 00:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, 0x0, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) 00:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f0000000440)=ANY=[@ANYBLOB="20000013ff0f87c55ab31bbc4eb7db2b663128b93e3d99a3b6e83de98a0c9b4b41bc1d0b67fef79a057e4ae7f7d183e9affab671987c961d7d9250a3f6a909561030099a6d016400a2c000a42ccd834ec28caf02000000f5c5756e0f19144cd2bbd5d2df63759334ff649514d06e5e2a17803030dd317f6b39156750cde3802d648058a75366f0c771764d440352bf81ce302ce42143c1b155127c24d9d812f9193477f50a734500"/177, @ANYRES16=r1, @ANYBLOB="000327bd7000ffdbdf25010000000c0006000200000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x4085) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, r2, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) sendmsg$RDMA_NLDEV_CMD_RES_PD_GET(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x30, 0x140e, 0x10, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_PDN={0x8, 0x3c, 0x5}]}, 0x30}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) socketpair(0x0, 0x1, 0x0, &(0x7f0000000640)) 00:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x40, r1, 0x400, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8001}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x10}, 0x40080c2) socket$inet6_udp(0xa, 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000200)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r1) inotify_rm_watch(r1, 0x0) sendmsg$RDMA_NLDEV_CMD_STAT_DEL(0xffffffffffffffff, &(0x7f00000006c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000680)={&(0x7f0000000600)={0x50, 0x1412, 0x8, 0x70bd2c, 0x25dfdbfe, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8}, @RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8, 0x4f, 0x2}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x50}, 0x1, 0x0, 0x0, 0x810}, 0x40000) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x38, r2, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2c}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x78bb}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffffffffff29}]}, 0x38}}, 0x4004) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x34, r3, 0x4, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x34}, 0x1, 0x0, 0x0, 0x24000000}, 0x24004014) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000540)={&(0x7f0000000500)={0x1c, 0x0, 0x320, 0x70bd2d, 0x25dfdbfc, {}, [@L2TP_ATTR_MTU={0x6, 0x1c, 0x7}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000000}, 0x4000000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x2c, r5, 0x4, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0xc0}, 0x4004080) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="4409002000fe831700", @ANYRES16=r3, @ANYBLOB="0100000000000000000001000000040007800c00050000000000000000000c00040000000000000000000c00020000000000000000000800010000000000"], 0x44}}, 0x0) [ 989.442702] nbd: must specify at least one socket 00:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, 0x0, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}]}, 0x38}}, 0x0) 00:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) [ 989.490160] nbd: must specify at least one socket 00:19:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="40000000000000000000030000005eba7d8490e8a5c2482431d6911d93172719b39a231678d0e3dda9a9b3e44a7e1eaf9a8b2f966628f57f73f9f022864a46ffec908f10ef111c3079a0a3238fd6ffab34cf43c4361af62bc657591946534da5d43b57200fc8f1bece6ce38efaaec3a198f0abc13a424ea5306e9a3b9309f0dc35334555992e75107b67089035fcffd5aa429ba527d2cb15960fbc0544449338018c00"/178], 0x14}}, 0x0) sendmsg$RDMA_NLDEV_CMD_GET_CHARDEV(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000440)={&(0x7f00000002c0)={0x24, 0x140f, 0x100, 0x70bd26, 0x25dfdbfe, "", [@RDMA_NLDEV_ATTR_CHARDEV_TYPE={0x11, 0x45, 'ib_multicast\x00'}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x4000000) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x40, r1, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8b}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80000722}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}}, 0x4040001) 00:19:41 executing program 2: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, 0x0, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) 00:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0xfffffffffffffeb6, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[], 0x44}, 0x1, 0x0, 0x0, 0x800}, 0x0) 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000300)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x40, r1, 0x100, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x40fb}]}, 0x40}, 0x1, 0x0, 0x0, 0x20}, 0x40) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00050000000000000000000c00040000000000000000000c00020000000000000000000800010000000000"], 0x44}}, 0x0) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000000)='/sys/kernel/debug/binder/transaction_log\x00', 0x0, 0x0) sendmsg$L2TP_CMD_SESSION_DELETE(r3, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0x24, 0x0, 0x2, 0x70bd2c, 0x25dfdbfd, {}, [@L2TP_ATTR_CONN_ID={0x8}, @L2TP_ATTR_MTU={0x6, 0x1c, 0x7}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:41 executing program 2: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, 0x0, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) 00:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}]}, 0x38}}, 0x0) [ 989.603792] nbd: must specify at least one socket 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}]}, 0x38}}, 0x0) 00:19:41 executing program 2: sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, 0x0, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) 00:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) [ 989.680425] nbd: must specify at least one socket 00:19:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x60, r3, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000084}, 0x4000) syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) [ 989.759539] nbd: must specify at least one socket 00:19:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, 0x0, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x40, r2, 0x4, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xf8}]}, 0x40}, 0x1, 0x0, 0x0, 0x80}, 0x40000000) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="01004ba42bf99d1d5418fec763c9b80000", @ANYRES16=r3, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, 0x0, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) 00:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) pipe(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_MODE_SETCRTC(r2, 0xc06864a2, &(0x7f00000001c0)={&(0x7f0000000100)=[0x8], 0x1, 0x1, 0x3, 0x100, 0x1, 0xf7e3, 0x40, {0x80000001, 0xfff, 0x6, 0x2, 0x26, 0x0, 0x6, 0x8, 0x8001, 0x10, 0xfff7, 0x0, 0x8001, 0x8000, "aebcb6d69fab11147bf4ecab639f22b4e160d4b3347328084c14078d1a31ca0c"}}) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)=ANY=[@ANYBLOB="00100000", @ANYRES16=r1, @ANYBLOB="0000000000000000000003000000"], 0x14}}, 0x94) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000440)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x34, r5, 0x200, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x34}, 0x1, 0x0, 0x0, 0x20044080}, 0x40) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="76b5d55a", @ANYRES16=r5, @ANYBLOB="000427bd7000ffdbdf2505000000"], 0x14}}, 0x20000100) r6 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000140)='net/ip_mr_cache\x00') r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) ioctl$sock_ipv6_tunnel_SIOCADDTUNNEL(r7, 0x89f1, &(0x7f0000000740)={'ip6gre0\x00', &(0x7f00000006c0)={'syztnl1\x00', 0x0, 0x2f, 0x5, 0x6, 0x8, 0x0, @loopback, @private2={0xfc, 0x2, '\x00', 0x1}, 0x1, 0x20, 0x9, 0xf6}}) sendmsg$RDMA_NLDEV_CMD_SYS_SET(r6, &(0x7f0000000680)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000640)={&(0x7f00000005c0)={0x58, 0x1407, 0x104, 0x70bd2d, 0x25dfdbfc, "", [@RDMA_NLDEV_NET_NS_FD={0x8, 0x44, r2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5, 0x54, 0x1}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5, 0x54, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_DEV_DIM={0x5}, @RDMA_NLDEV_NET_NS_FD={0x8, 0x44, r3}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000000}, 0x8800) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000480)=ANY=[@ANYBLOB="218dcb86000000004bf7f58e73a449c9f7d4ef82e36a080bd9e55f842a60a6a3652786a10c51b33760a168029b1db1fbdb3dea243e4c72f4e18776a9134030c46bbb4acd1adabb3cee177467e9b01f8b9188780d49eeefcd50e4254b0510ca640831dd930e9ef90abfa5bfb04847e3d2f14904ff93d1b7db079c5e66765dc97857c730963b5301fd4f8909a5b2938a98d0d493e0673f16970e23aa5efde80ca841d4d785d677d61646aa1b13d15b94084463f34ace477c55b9b52b629e4801", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 00:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 00:19:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x60, r3, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000084}, 0x4000) syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) [ 989.863667] nbd: must specify a size in bytes for the device 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x64, 0x0, 0x800, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6bf4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6685}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x64}, 0x1, 0x0, 0x0, 0x8000}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 00:19:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, 0x0, 0x4, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) 00:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x60, r3, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000084}, 0x4000) syz_init_net_socket$nl_rdma(0x10, 0x3, 0x10) 00:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 00:19:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20004040) [ 989.970713] nbd: must specify a size in bytes for the device 00:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20004040) 00:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x60, r3, 0x200, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000084}, 0x4000) 00:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0x64, 0x0, 0x800, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6bf4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6685}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x64}, 0x1, 0x0, 0x0, 0x8000}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 00:19:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x20004040) 00:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) [ 990.093623] nbd: must specify a size in bytes for the device 00:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 00:19:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x20004040) 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) 00:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r1, @ANYRES64=r1, @ANYRES32=r0], 0x24}}, 0x40001) 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x20004040) 00:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 00:19:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) 00:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x24}}, 0x0) 00:19:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x20004040) 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:41 executing program 5: ioctl$DRM_IOCTL_MODE_GETFB(0xffffffffffffffff, 0xc01c64ad, &(0x7f0000000000)={0x1f, 0x6, 0x2, 0x1, 0x2a16, 0x2, 0x9}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x34, r3, 0x1, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x34}, 0x1, 0x0, 0x0, 0x8001}, 0x24040080) 00:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004"], 0x24}}, 0x0) 00:19:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) 00:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 00:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) [ 990.346791] nbd: must specify at least one socket 00:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) getuid() 00:19:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) 00:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x20004040) 00:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)=ANY=[@ANYBLOB="24100001", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 00:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000005c0)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000580)={&(0x7f0000000500)={0x4c, r5, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xbbca}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}]}, 0x4c}}, 0x8000) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r6) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r8) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000480)=ANY=[@ANYBLOB="36f80000187d7b79f993dd91deb58327e97eb44f5c03a9b15176dd1f6ff927dd10dee9ebe509a917964681c77341", @ANYRES16=r9, @ANYBLOB="000826bd7000fedbdf25050000000c000200aa64041d00000000"], 0x20}, 0x1, 0x0, 0x0, 0x4040841}, 0x4000000) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000340)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x98, r7, 0x4, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x31}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x24}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r11}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}]}, 0x98}, 0x1, 0x0, 0x0, 0x80}, 0x8010) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 00:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='fd/4\x00') sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x20004040) 00:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='fd/4\x00') sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) [ 990.531938] nbd: must specify at least one socket 00:19:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x20004040) [ 990.560463] nbd: must specify at least one socket 00:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_open_procfs(0xffffffffffffffff, &(0x7f0000000000)='fd/4\x00') sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) [ 990.592841] nbd: must specify at least one socket 00:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14, 0x0, 0x0, 0x0, 0x25dfdbfc}, 0xd}}, 0x20004040) 00:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r7}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14}, 0xd}}, 0x20004040) 00:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = socket(0x2a, 0x3, 0xc7dd) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x4c, r1, 0x300, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x27}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40000}, 0x20048014) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r7}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x14}, 0xd}}, 0x0) 00:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x54, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x54}}, 0x0) 00:19:42 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) r7 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r7) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r7}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) r7 = socket(0x25, 0x6, 0x3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x58000282}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x64, r5, 0x100, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x64}, 0x1, 0x0, 0x0, 0x40008c0}, 0x4010) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) r7 = socket(0x25, 0x6, 0x3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x58000282}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x64, r5, 0x100, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x64}, 0x1, 0x0, 0x0, 0x40008c0}, 0x4010) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:42 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x48}}, 0x0) 00:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:42 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:42 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x48}}, 0x0) 00:19:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) r7 = socket(0x25, 0x6, 0x3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x58000282}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x64, r5, 0x100, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x64}, 0x1, 0x0, 0x0, 0x40008c0}, 0x4010) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x48}}, 0x0) [ 990.993385] nbd: must specify at least one socket [ 991.006435] nbd: must specify at least one socket [ 991.017095] nbd: must specify a size in bytes for the device 00:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:42 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x48}}, 0x0) 00:19:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:42 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) [ 991.096630] nbd: must specify a size in bytes for the device [ 991.114442] nbd: must specify a size in bytes for the device 00:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) r7 = socket(0x25, 0x6, 0x3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x58000282}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x64, r5, 0x100, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x64}, 0x1, 0x0, 0x0, 0x40008c0}, 0x4010) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 00:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) [ 991.202356] nbd: must specify at least one socket [ 991.214790] nbd: must specify a size in bytes for the device 00:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) 00:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) [ 991.325125] nbd: must specify at least one socket 00:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r6) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) r6 = socket(0x25, 0x6, 0x3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x58000282}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x64, r4, 0x100, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x64}, 0x1, 0x0, 0x0, 0x40008c0}, 0x4010) 00:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) [ 991.385778] nbd: must specify at least one socket 00:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) 00:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) r6 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) [ 991.453943] nbd: must specify at least one socket 00:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) socket(0x25, 0x6, 0x3) 00:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}}, 0x0) [ 991.528979] nbd: must specify at least one socket [ 991.541057] nbd: must specify at least one socket 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) [ 991.673778] nbd: must specify at least one socket 00:19:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) 00:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 00:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0) 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) [ 991.853140] nbd: must specify at least one socket 00:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:43 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) [ 992.002892] nbd: must specify at least one socket 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:43 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:43 executing program 0: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:43 executing program 0: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) 00:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 0: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, 0x0}, 0x0) [ 992.283038] nla_parse: 100 callbacks suppressed [ 992.283044] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 00:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={0x0}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) 00:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 00:19:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:44 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_destroy(0x0) 00:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:44 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:44 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_destroy(0x0) 00:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) 00:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:44 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_destroy(0x0) 00:19:44 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:19:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) 00:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x44, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r0) 00:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) 00:19:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x38}}, 0x0) 00:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) [ 993.274157] nbd: must specify a size in bytes for the device 00:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_destroy(0x0) 00:19:44 executing program 2: io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r0) 00:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x38}}, 0x0) [ 993.322088] nbd: must specify a size in bytes for the device 00:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_destroy(0x0) 00:19:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x18, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}]}, 0x18}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) [ 993.372241] nbd: must specify a size in bytes for the device 00:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x38}}, 0x0) 00:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_destroy(0x0) 00:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) [ 993.426691] nbd: must specify a size in bytes for the device 00:19:45 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:45 executing program 2: io_setup(0x0, &(0x7f00000002c0)=0x0) io_destroy(r0) 00:19:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) [ 993.477614] nbd: must specify a size in bytes for the device [ 993.494783] nbd: must specify a size in bytes for the device 00:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) 00:19:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:45 executing program 2: io_setup(0x0, &(0x7f00000002c0)=0x0) io_destroy(r0) 00:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) [ 993.592171] nbd: must specify at least one socket 00:19:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:45 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r0) 00:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:45 executing program 2: io_setup(0x0, &(0x7f00000002c0)=0x0) io_destroy(r0) [ 993.659547] nbd: must specify at least one socket 00:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) 00:19:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x40}, 0x0) [ 993.699798] nbd: must specify at least one socket 00:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:45 executing program 2: io_setup(0x5, 0x0) io_destroy(0x0) [ 993.765422] nbd: must specify at least one socket 00:19:45 executing program 3: io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r0) 00:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 00:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) [ 993.789298] nbd: must specify at least one socket 00:19:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x20, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x40}, 0x0) 00:19:45 executing program 2: io_setup(0x5, 0x0) io_destroy(0x0) 00:19:45 executing program 2: io_setup(0x5, 0x0) io_destroy(0x0) [ 993.853593] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 993.884186] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 00:19:45 executing program 3: io_setup(0x0, &(0x7f00000002c0)=0x0) io_destroy(r0) 00:19:45 executing program 3: io_setup(0x0, &(0x7f00000002c0)=0x0) io_destroy(r0) 00:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0) 00:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:45 executing program 2: io_setup(0x5, &(0x7f00000002c0)) io_destroy(0x0) 00:19:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000180)={0x10, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 993.906173] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 993.939882] nbd: must specify at least one socket 00:19:45 executing program 3: io_setup(0x0, &(0x7f00000002c0)=0x0) io_destroy(r0) 00:19:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 00:19:45 executing program 3: io_setup(0x5, 0x0) io_destroy(0x0) 00:19:45 executing program 2: io_setup(0x5, &(0x7f00000002c0)) io_destroy(0x0) [ 994.043230] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 994.072896] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 00:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:45 executing program 3: io_setup(0x5, 0x0) io_destroy(0x0) 00:19:45 executing program 3: io_setup(0x5, 0x0) io_destroy(0x0) [ 994.147731] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 994.187587] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 00:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0) 00:19:45 executing program 2: io_setup(0x5, &(0x7f00000002c0)) io_destroy(0x0) 00:19:45 executing program 3: io_setup(0x5, &(0x7f00000002c0)) io_destroy(0x0) 00:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) [ 994.196388] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 994.211208] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 00:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:45 executing program 3: io_setup(0x5, &(0x7f00000002c0)) io_destroy(0x0) 00:19:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:45 executing program 1: io_setup(0x5, 0x0) io_destroy(0x0) 00:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_destroy(0x0) 00:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:46 executing program 3: io_setup(0x5, &(0x7f00000002c0)) io_destroy(0x0) 00:19:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) 00:19:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_destroy(0x0) 00:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:46 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000100)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) 00:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) io_setup(0x5, &(0x7f00000002c0)=0x0) io_destroy(r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000340)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x14}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x20, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}}, 0x0) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000100)='/sys/kernel/debug/binder/transactions\x00', 0x0, 0x0) r6 = socket(0x25, 0x6, 0x3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x58000282}, 0xc, &(0x7f0000000140)={&(0x7f00000001c0)={0x64, r4, 0x100, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x4}]}, 0x64}, 0x1, 0x0, 0x0, 0x40008c0}, 0x4010) 00:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) 00:19:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r5) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) [ 994.861698] nbd: must specify a size in bytes for the device 00:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) [ 994.937140] nbd: must specify at least one socket 00:19:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) r5 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) 00:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) [ 995.018931] nbd: must specify a size in bytes for the device 00:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r4) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) [ 995.134497] nbd: must specify a size in bytes for the device 00:19:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) r4 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000900), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:46 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) 00:19:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) r3 = openat$binder_debug(0xffffffffffffff9c, &(0x7f0000000300)='/sys/kernel/debug/binder/stats\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) [ 995.584480] nbd: must specify a size in bytes for the device 00:19:47 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:47 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 2: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) [ 995.702506] nbd: must specify a size in bytes for the device 00:19:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) 00:19:47 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 2: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) [ 995.839549] nbd: must specify a size in bytes for the device 00:19:47 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 2: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:47 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:47 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:47 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 3: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:47 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 3: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:48 executing program 3: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x6c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x6c}}, 0x0) 00:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x6c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x6c}}, 0x0) 00:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x6c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x6c}}, 0x0) 00:19:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x6c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x6c}}, 0x0) 00:19:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0) 00:19:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0) 00:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) [ 997.332481] nla_parse: 56 callbacks suppressed [ 997.332487] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 997.364582] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 00:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0) [ 997.379344] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 997.392061] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 00:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000100), 0xc, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x6c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x6c}}, 0x0) 00:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) [ 997.531808] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 997.562840] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 00:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x6c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x6c}}, 0x0) 00:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0) 00:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) [ 997.576487] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 997.585854] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 00:19:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) [ 997.700049] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 997.729088] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 00:19:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x6c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x6c}}, 0x0) 00:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}}, 0x0) 00:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}}, 0x0) 00:19:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x6c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x6c}}, 0x0) 00:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}}, 0x0) 00:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0) 00:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}}, 0x0) 00:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, 0x0}, 0x0) 00:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0) 00:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}}, 0x0) 00:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0) 00:19:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}}, 0x0) 00:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x68, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x68}}, 0x0) 00:19:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}}, 0x0) 00:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}}, 0x0) 00:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}}, 0x0) 00:19:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={0x0}}, 0x0) 00:19:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) 00:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}}, 0x0) 00:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) 00:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) 00:19:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) [ 998.457773] nbd: must specify a size in bytes for the device 00:19:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) 00:19:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}}, 0x0) 00:19:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) [ 998.514806] nbd: must specify a size in bytes for the device [ 998.531005] nbd: must specify at least one socket [ 998.540037] nbd: must specify a size in bytes for the device 00:19:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) 00:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) [ 998.585858] nbd: must specify a size in bytes for the device 00:19:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}}, 0x0) 00:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) [ 998.633340] nbd: must specify a size in bytes for the device [ 998.656040] nbd: must specify at least one socket 00:19:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) [ 998.685983] nbd: must specify a size in bytes for the device [ 998.704814] nbd: must specify a size in bytes for the device 00:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) 00:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}}, 0x0) 00:19:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) [ 998.739690] nbd: must specify a size in bytes for the device [ 998.765518] nbd: must specify at least one socket 00:19:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}}, 0x0) 00:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}}, 0x0) 00:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) [ 998.797611] nbd: must specify a size in bytes for the device 00:19:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}}, 0x0) 00:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff9}]}, 0x9c}}, 0x0) 00:19:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}}, 0x0) 00:19:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 00:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) 00:19:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x50}}, 0x0) 00:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) 00:19:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) [ 999.172810] nbd: must specify a size in bytes for the device 00:19:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 00:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x90}}, 0x0) [ 999.236920] nbd: must specify a size in bytes for the device 00:19:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) [ 999.373093] nbd: must specify a size in bytes for the device 00:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 00:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x90, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x90}}, 0x0) 00:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}}, 0x0) [ 999.751830] nbd: must specify at least one socket 00:19:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x48}}, 0x0) 00:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x40}}, 0x0) 00:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 00:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 00:19:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x9c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 00:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) [ 1000.460515] refcount_t: underflow; use-after-free. [ 1000.468832] ------------[ cut here ]------------ [ 1000.473701] WARNING: CPU: 0 PID: 19990 at lib/refcount.c:281 refcount_dec_not_one.cold+0x18/0x25 [ 1000.482617] Kernel panic - not syncing: panic_on_warn set ... [ 1000.482617] [ 1000.489978] CPU: 0 PID: 19990 Comm: systemd-udevd Not tainted 4.14.260-syzkaller #0 [ 1000.497772] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1000.507120] Call Trace: [ 1000.509703] dump_stack+0x1b2/0x281 [ 1000.513331] panic+0x1f9/0x42d [ 1000.516520] ? add_taint.cold+0x16/0x16 [ 1000.520499] ? refcount_dec_not_one.cold+0x18/0x25 [ 1000.525426] ? refcount_dec_not_one.cold+0x18/0x25 [ 1000.530355] __warn.cold+0x20/0x44 [ 1000.533895] ? ist_end_non_atomic+0x10/0x10 [ 1000.538211] ? refcount_dec_not_one.cold+0x18/0x25 [ 1000.543149] report_bug+0x208/0x250 [ 1000.546762] do_error_trap+0x195/0x2d0 [ 1000.550639] ? math_error+0x2d0/0x2d0 [ 1000.554434] ? ___preempt_schedule+0x16/0x18 00:19:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) 00:19:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000400)={0x78, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x78}}, 0x0) [ 1000.558842] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 1000.563678] invalid_op+0x1b/0x40 [ 1000.567124] RIP: 0010:refcount_dec_not_one.cold+0x18/0x25 [ 1000.572650] RSP: 0018:ffff88809bd47c38 EFLAGS: 00010286 [ 1000.578007] RAX: 0000000000000026 RBX: 0000000000000000 RCX: 0000000000000000 [ 1000.585267] RDX: 0000000000000000 RSI: ffffffff878bbcc0 RDI: ffffed10137a8f7d [ 1000.592534] RBP: ffff8880a4ad3618 R08: 0000000000000026 R09: 0000000000000000 [ 1000.599792] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000ffffffff [ 1000.607086] R13: 0000000000000000 R14: ffffed100f0cd08e R15: ffff8880a4ad3628 [ 1000.614356] ? refcount_dec_not_one.cold+0x18/0x25 [ 1000.619263] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 1000.624259] refcount_dec_and_mutex_lock+0x1a/0x60 [ 1000.629170] nbd_config_put+0x506/0x810 [ 1000.633124] nbd_release+0xdf/0x150 [ 1000.636734] ? nbd_queue_rq+0xc50/0xc50 [ 1000.640699] __blkdev_put+0x5aa/0x800 [ 1000.644488] ? revalidate_disk+0x1f0/0x1f0 [ 1000.648811] ? locks_remove_file+0x2cd/0x420 [ 1000.653214] ? blkdev_put+0x75/0x4c0 [ 1000.656922] ? blkdev_put+0x4c0/0x4c0 [ 1000.660705] blkdev_close+0x86/0xb0 [ 1000.664322] __fput+0x25f/0x7a0 [ 1000.667594] task_work_run+0x11f/0x190 [ 1000.671470] exit_to_usermode_loop+0x1ad/0x200 [ 1000.676041] do_syscall_64+0x4a3/0x640 [ 1000.679920] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 1000.685094] RIP: 0033:0x7f807970b270 [ 1000.688792] RSP: 002b:00007ffce300c838 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 1000.696492] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007f807970b270 [ 1000.703748] RDX: 000000000aba9500 RSI: 0000000000000000 RDI: 0000000000000007 [ 1000.711088] RBP: 00007f807a5c5710 R08: 0000000000000045 R09: 0000000000000018 [ 1000.718368] R10: 000055b2342e6eb8 R11: 0000000000000246 R12: 0000000000000000 [ 1000.725631] R13: 000055b2342e4f20 R14: 0000000000000003 R15: 000000000000000e [ 1000.733416] Kernel Offset: disabled [ 1000.737104] Rebooting in 86400 seconds..