TTR_SERVER_FLAGS={0xc, 0x5, 0x121}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1b99cdf72bb11f8e}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x3c}, 0x1, 0x0, 0x0, 0x80}, 0x8000) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="010000f0000000000000010000dd030006800c00020000000000000000000800010000000099fd905f7952e71f9f4db97e00452974cdc4c5a9a37fe5bdf44008596d41ad3f38ab86c9f223c91ed5659a1eea7b655286a7913af73e148239b5"], 0x2c}}, 0x0) (async) [ 2657.571079] nbd: must specify at least one socket 00:17:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000200), r0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x1c, r3, 0x3714e70f5460cfe5, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x1c}, 0x1, 0x0, 0x0, 0x44005}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x2c, r1, 0x10, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8b}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x54}, 0x2004c088) 00:17:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000040), r2) 00:17:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1100d262", @ANYRES16=r1, @ANYBLOB="010431ce690000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_genetlink_get_family_id$wireguard(&(0x7f0000000080), 0xffffffffffffffff) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000200), r4) (async) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x50, r3, 0x8, 0x70bd2c, 0x25dfdbfb, {}, [@WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_LISTEN_PORT={0x6, 0x6, 0x4e23}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @c}]}, 0x50}, 0x1, 0x0, 0x0, 0xc000}, 0x20004000) 00:17:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000200), r0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x1c, r2, 0x3714e70f5460cfe5, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x1c}, 0x1, 0x0, 0x0, 0x44005}, 0x0) [ 2657.727959] nbd: must specify at least one socket 00:17:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="000000008d0784c5dabd7d086dbee54964fc8c8d39", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="929c00005d1e83b3d931eed53a5dc50bf8453119a8fbe7f4273e00e25a1a88ac3264e7ad7865bd0b21333b16407c9339b60e6faf91eeb7f1c267b307a1027973a5891fab0cad302d841a6ef42a238deab9a26ce7fa48eaf2c458c7b7098b", @ANYRES16=r3, @ANYRESHEX=r3, @ANYRES32, @ANYBLOB="ff7f00c9", @ANYRES8=r2, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000200), r0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r2, 0x3714e70f5460cfe5}, 0x14}, 0x1, 0x0, 0x0, 0x44005}, 0x0) [ 2657.763486] nbd: must specify at least one socket 00:17:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$loop(&(0x7f00000000c0), 0x3ff, 0xf0a734db60d87074) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) 00:17:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="000000008d0784c5dabd7d086dbee54964fc8c8d39", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x30}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r5 = syz_genetlink_get_family_id$nl802154(0x0, r4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r5, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r9, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r7, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r8, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r10}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) r11 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000380), r2) sendmsg$IEEE802154_LLSEC_GETPARAMS(r3, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x38, r11, 0x200, 0x70bd25, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r6}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r10}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r6}]}, 0x38}}, 0x400c092) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x64, r5, 0x200, 0x70bd26, 0x25dfdbfd, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_PID={0x8, 0x1c, 0xffffffffffffffff}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r10}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x64}, 0x1, 0x0, 0x0, 0x40010}, 0x8000800) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x6c, 0x0, 0x400, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_MGMT_A_FAMILY={0x6, 0xb, 0xa}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast2}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010100}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_MGMT_A_DOMAIN={0xd, 0x1, '^^)+/!}-\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @empty}]}, 0x6c}, 0x1, 0x0, 0x0, 0x20000004}, 0x40081) 00:17:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$loop(&(0x7f00000000c0), 0x3ff, 0xf0a734db60d87074) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) 00:17:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f00000001c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x28, r5, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x7f}]}, 0x28}, 0x1, 0x0, 0x0, 0x20000010}, 0x20000001) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) r8 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000300), r6) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) r10 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000340), 0x4040, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r7, &(0x7f0000000440)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x800002}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r8, 0x1, 0x70bd29, 0x25dfdbfc, {}, [@NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r9}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r10}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x65880}, 0x40894) 00:17:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$loop(&(0x7f00000000c0), 0x3ff, 0xf0a734db60d87074) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) 00:17:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000200), r0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r2, 0x3714e70f5460cfe5}, 0x14}}, 0x0) 00:17:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="000000008d0784c5dabd7d086dbee54964fc8c8d39", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f00000001c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) (rerun: 32) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x28, r5, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x7f}]}, 0x28}, 0x1, 0x0, 0x0, 0x20000010}, 0x20000001) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) (async, rerun: 32) r8 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000300), r6) (async, rerun: 32) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) (async) r10 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000340), 0x4040, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r7, &(0x7f0000000440)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x800002}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r8, 0x1, 0x70bd29, 0x25dfdbfc, {}, [@NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r9}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r10}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x65880}, 0x40894) 00:17:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f00000001c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x28, r5, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x7f}]}, 0x28}, 0x1, 0x0, 0x0, 0x20000010}, 0x20000001) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) r8 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000300), r6) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) r10 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000340), 0x4040, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r7, &(0x7f0000000440)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x800002}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r8, 0x1, 0x70bd29, 0x25dfdbfc, {}, [@NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r9}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r10}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x65880}, 0x40894) 00:17:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r1) write$RDMA_USER_CM_CMD_JOIN_IP_MCAST(0xffffffffffffffff, &(0x7f0000000440)={0x10, 0x30, 0xfa00, {&(0x7f0000000400)={0xffffffffffffffff}, 0x2, {0xa, 0x4e23, 0xffffffcf, @ipv4={'\x00', '\xff\xff', @local}, 0x2}}}, 0x38) write$RDMA_USER_CM_CMD_LEAVE_MCAST(r1, &(0x7f00000004c0)={0x11, 0x10, 0xfa00, {&(0x7f00000003c0), r2}}, 0x18) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r4) sendmsg$IEEE802154_LLSEC_GETPARAMS(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r6, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) ioctl$PPPIOCSMRU(r1, 0x40047452, &(0x7f0000000680)=0xcad7) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="040027bd7100fbdbdf25270000000c002d00000200000000000005002e000500000005002b0000000000"], 0x30}, 0x1, 0x0, 0x0, 0x24004810}, 0x20040800) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LLSEC_GETPARAMS(r7, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x20, 0x0, 0x310, 0x70bd27, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4004000}, 0x20000800) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(r1, 0xc00864bf, &(0x7f0000000500)) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1100801}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0xbc, 0x0, 0x200, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd41a}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000001}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xb9}]}, 0xbc}, 0x1, 0x0, 0x0, 0x4}, 0x84) seccomp$SECCOMP_GET_ACTION_AVAIL(0x2, 0x0, &(0x7f0000000300)=0x8) r8 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r8, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) ioctl$ifreq_SIOCGIFINDEX_vcan(0xffffffffffffffff, 0x8933, &(0x7f0000000340)={'vcan0\x00', 0x0}) setsockopt$MRT_DEL_VIF(r8, 0x0, 0xcb, &(0x7f0000000380)={0xffffffffffffffff, 0x4, 0x4, 0xcb74, @vifc_lcl_ifindex=r9, @empty}, 0x10) [ 2657.930987] nla_parse: 248 callbacks suppressed [ 2657.930993] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2657.944382] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 00:17:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_open_dev$loop(&(0x7f00000000c0), 0x3ff, 0xf0a734db60d87074) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) 00:17:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x50}}, 0x0) 00:17:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="0000000000000000000011000000"], 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000080), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4004008}, 0x0) 00:17:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r8) sendmsg$IEEE802154_LLSEC_GETPARAMS(r9, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r10, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_KEY(r7, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000500)={&(0x7f00000004c0)={0x28, r10, 0x700, 0x70bd25, 0x25dfdbfb, {}, [@IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0202}}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}]}, 0x28}, 0x1, 0x0, 0x0, 0x804}, 0x880) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x4c, r6, 0x10, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x800) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r13 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r11) sendmsg$IEEE802154_LLSEC_GETPARAMS(r12, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r13, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000300)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r5, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x58, r13, 0x400, 0x70bd28, 0x25dfdbfc, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x81}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0xcc}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r14}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x9}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x81}]}, 0x58}}, 0x8040) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2658.043162] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2658.064437] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 2658.078680] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. 00:17:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x2c, r6, 0x200, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000004}, 0x4000040) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2658.087782] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2658.099649] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 00:17:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x44}}, 0x0) 00:17:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r1) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f0000000180)={0x80000000, &(0x7f00000000c0), &(0x7f0000000100)=[{}, {{}, {0x80000000}}]}) ioctl$MEDIA_IOC_ENUM_ENTITIES(r3, 0xc1007c01, &(0x7f00000001c0)={r4}) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) [ 2658.148291] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2658.168817] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 00:17:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="0000000000000000000011000000"], 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000080), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4004008}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="0000000000000000000011000000"], 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000080), r3) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4004008}, 0x0) (async) [ 2658.206770] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 00:17:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f00000001c0), 0xffffffffffffffff) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x28, r5, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x7f}]}, 0x28}, 0x1, 0x0, 0x0, 0x20000010}, 0x20000001) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) r8 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000300), r6) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) r10 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000340), 0x4040, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r7, &(0x7f0000000440)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x800002}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r8, 0x1, 0x70bd29, 0x25dfdbfc, {}, [@NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r9}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r10}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x65880}, 0x40894) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 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$nl802154(&(0x7f00000001c0), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x28, r5, 0x100, 0x70bd25, 0x25dfdbfc, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x7f}]}, 0x28}, 0x1, 0x0, 0x0, 0x20000010}, 0x20000001) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000300), r6) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000340), 0x4040, 0x0) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r7, &(0x7f0000000440)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x800002}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x48, r8, 0x1, 0x70bd29, 0x25dfdbfc, {}, [@NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r9}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r10}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}]}, 0x48}, 0x1, 0x0, 0x0, 0x65880}, 0x40894) (async) 00:17:31 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="0000000000000000000011000000"], 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000080), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4004008}, 0x0) 00:17:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r1) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f0000000180)={0x80000000, &(0x7f00000000c0), &(0x7f0000000100)=[{}, {{}, {0x80000000}}]}) ioctl$MEDIA_IOC_ENUM_ENTITIES(r3, 0xc1007c01, &(0x7f00000001c0)={r4}) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) [ 2658.285260] nbd: must specify at least one socket 00:17:31 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x4c}}, 0x0) 00:17:31 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) (async) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r10 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r8) sendmsg$IEEE802154_LLSEC_GETPARAMS(r9, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r10, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_ADD_KEY(r7, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000500)={&(0x7f00000004c0)={0x28, r10, 0x700, 0x70bd25, 0x25dfdbfb, {}, [@IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0202}}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}]}, 0x28}, 0x1, 0x0, 0x0, 0x804}, 0x880) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x4c, r6, 0x10, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x800) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r13 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r11) sendmsg$IEEE802154_LLSEC_GETPARAMS(r12, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r13, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000300)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r5, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x58, r13, 0x400, 0x70bd28, 0x25dfdbfc, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x81}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0xcc}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r14}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x9}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x81}]}, 0x58}}, 0x8040) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:31 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="0000000000000000000011000000"], 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000080), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4004008}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="0000000000000000000011000000"], 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000080), r3) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4004008}, 0x0) (async) 00:17:31 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x1, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000040)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_TRANSFER(r3, 0xc02064cc, &(0x7f0000000080)={r4, 0x0, 0x200, 0x5814}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="4c000000e1ce573d4cd437055a55ffa97cf0f3ebf1cf52e63f3a6104359d9b9bfc3ff4dd7d474e019d26268438e3786b6d0713198d4088e47eb1559ec5b441c7af097169323c088b5cbaa5f62fd524586c542123d428cea97af16423742630af95591471faba01ea0af20aea6747ff4c7db5246ed8268ee32b493aed62f0", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:31 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000240)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f00000001c0)={0x28, 0x0, 0x0, 0x70bd29, 0x80000000, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x9}]}, 0x28}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="00032dbd7000fcdbdf25020000000c00020003000000000000000c0008008fea0008000000000c0006000200000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0x2044) 00:17:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="0000000000000000000011000000"], 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000080), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4004008}, 0x0) 00:17:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x1, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000040)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_TRANSFER(r3, 0xc02064cc, &(0x7f0000000080)={r4, 0x0, 0x200, 0x5814}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="4c000000e1ce573d4cd437055a55ffa97cf0f3ebf1cf52e63f3a6104359d9b9bfc3ff4dd7d474e019d26268438e3786b6d0713198d4088e47eb1559ec5b441c7af097169323c088b5cbaa5f62fd524586c542123d428cea97af16423742630af95591471faba01ea0af20aea6747ff4c7db5246ed8268ee32b493aed62f0", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x4c}}, 0x0) 00:17:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x58}}, 0x0) [ 2658.511070] nbd: must specify at least one socket 00:17:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x1, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000040)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_TRANSFER(r3, 0xc02064cc, &(0x7f0000000080)={r4, 0x0, 0x200, 0x5814}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="4c000000e1ce573d4cd437055a55ffa97cf0f3ebf1cf52e63f3a6104359d9b9bfc3ff4dd7d474e019d26268438e3786b6d0713198d4088e47eb1559ec5b441c7af097169323c088b5cbaa5f62fd524586c542123d428cea97af16423742630af95591471faba01ea0af20aea6747ff4c7db5246ed8268ee32b493aed62f0", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x1, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) (async) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000040)) (async) ioctl$DRM_IOCTL_SYNCOBJ_TRANSFER(r3, 0xc02064cc, &(0x7f0000000080)={r4, 0x0, 0x200, 0x5814}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="4c000000e1ce573d4cd437055a55ffa97cf0f3ebf1cf52e63f3a6104359d9b9bfc3ff4dd7d474e019d26268438e3786b6d0713198d4088e47eb1559ec5b441c7af097169323c088b5cbaa5f62fd524586c542123d428cea97af16423742630af95591471faba01ea0af20aea6747ff4c7db5246ed8268ee32b493aed62f0", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000002c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0x60, 0x0, 0x100, 0x70bd2b, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x488c0}, 0x1000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="300000001f668d76b51d5af5f14693e8fb77c2567210cacf213ffff7c0678cdce74d1111c2ba256fa995093fc224f3e7a13d8c7a5b988e2b4dc43ecbcf2b591db7ab069ab7fd8144324c05e57b57a33d84b5e5b8f0542eab1087e31d7509fbefeed13a386b6e87209a5dbcf1d3880beb6e223de575b8f044a3ff51d9296d21461ead8f20731ecb63e8fc1cd7df31d65e068fa162c7f295e09ab9b9b5e29bc741553bd432aafd47ebccb83f2b1cd675ddb445dd2786fd577e7d2df8cb7acb27f3296a86283760b7e08b0951eef67b0296e7fb54", @ANYRES16=r1, @ANYBLOB="0003fcffffff00000000010000000440548585fc57f97f22de5a3cf7e6278907800200020000000000000000000c0008003f0c000000000000"], 0x30}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) 00:17:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}}, 0x0) [ 2658.534292] nbd: must specify at least one socket 00:17:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r10 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r8) sendmsg$IEEE802154_LLSEC_GETPARAMS(r9, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r10, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_ADD_KEY(r7, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000500)={&(0x7f00000004c0)={0x28, r10, 0x700, 0x70bd25, 0x25dfdbfb, {}, [@IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0202}}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}]}, 0x28}, 0x1, 0x0, 0x0, 0x804}, 0x880) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x4c, r6, 0x10, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x800) (async) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r13 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r11) sendmsg$IEEE802154_LLSEC_GETPARAMS(r12, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r13, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000300)={'wpan4\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r5, &(0x7f0000000400)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x58, r13, 0x400, 0x70bd28, 0x25dfdbfc, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x81}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0xcc}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r14}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x9}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x81}]}, 0x58}}, 0x8040) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (rerun: 32) 00:17:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000240), r0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r5, 0x501}, 0x14}}, 0x0) sendmsg$DEVLINK_CMD_SB_GET(r3, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x84, r5, 0x8, 0x70bd28, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x8}}, {0x8, 0xb, 0x9}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}, {@nsim={{}, {0x0, 0x2, {'netdevsim', 0x0}}}, {0xfffffffffffffe9e, 0xb, 0x8}}]}, 0x84}, 0x1, 0x0, 0x0, 0x40040}, 0x44) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000002b7c1d540d457e00000068a668670900000000000014", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="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"/284], 0x4c}}, 0x0) ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000400)={0x1, 0x1}) 00:17:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x4c}}, 0x0) 00:17:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000002c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0x60, 0x0, 0x100, 0x70bd2b, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x488c0}, 0x1000) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="300000001f668d76b51d5af5f14693e8fb77c2567210cacf213ffff7c0678cdce74d1111c2ba256fa995093fc224f3e7a13d8c7a5b988e2b4dc43ecbcf2b591db7ab069ab7fd8144324c05e57b57a33d84b5e5b8f0542eab1087e31d7509fbefeed13a386b6e87209a5dbcf1d3880beb6e223de575b8f044a3ff51d9296d21461ead8f20731ecb63e8fc1cd7df31d65e068fa162c7f295e09ab9b9b5e29bc741553bd432aafd47ebccb83f2b1cd675ddb445dd2786fd577e7d2df8cb7acb27f3296a86283760b7e08b0951eef67b0296e7fb54", @ANYRES16=r1, @ANYBLOB="0003fcffffff00000000010000000440548585fc57f97f22de5a3cf7e6278907800200020000000000000000000c0008003f0c000000000000"], 0x30}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) 00:17:32 executing program 5: r0 = syz_init_net_socket$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$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x58}}, 0x0) 00:17:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000002c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0x60, 0x0, 0x100, 0x70bd2b, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}]}, 0x60}, 0x1, 0x0, 0x0, 0x488c0}, 0x1000) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="300000001f668d76b51d5af5f14693e8fb77c2567210cacf213ffff7c0678cdce74d1111c2ba256fa995093fc224f3e7a13d8c7a5b988e2b4dc43ecbcf2b591db7ab069ab7fd8144324c05e57b57a33d84b5e5b8f0542eab1087e31d7509fbefeed13a386b6e87209a5dbcf1d3880beb6e223de575b8f044a3ff51d9296d21461ead8f20731ecb63e8fc1cd7df31d65e068fa162c7f295e09ab9b9b5e29bc741553bd432aafd47ebccb83f2b1cd675ddb445dd2786fd577e7d2df8cb7acb27f3296a86283760b7e08b0951eef67b0296e7fb54", @ANYRES16=r1, @ANYBLOB="0003fcffffff00000000010000000440548585fc57f97f22de5a3cf7e6278907800200020000000000000000000c0008003f0c000000000000"], 0x30}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) 00:17:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x58}}, 0x0) 00:17:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000240), r0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r5, 0x501}, 0x14}}, 0x0) sendmsg$DEVLINK_CMD_SB_GET(r3, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x84, r5, 0x8, 0x70bd28, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x8}}, {0x8, 0xb, 0x9}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}, {@nsim={{}, {0x0, 0x2, {'netdevsim', 0x0}}}, {0xfffffffffffffe9e, 0xb, 0x8}}]}, 0x84}, 0x1, 0x0, 0x0, 0x40040}, 0x44) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000002b7c1d540d457e00000068a668670900000000000014", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="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"/284], 0x4c}}, 0x0) ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000400)={0x1, 0x1}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000240), r0) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) (async) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r5, 0x501}, 0x14}}, 0x0) (async) sendmsg$DEVLINK_CMD_SB_GET(r3, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x84, r5, 0x8, 0x70bd28, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x8}}, {0x8, 0xb, 0x9}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}, {@nsim={{}, {0x0, 0x2, {'netdevsim', 0x0}}}, {0xfffffffffffffe9e, 0xb, 0x8}}]}, 0x84}, 0x1, 0x0, 0x0, 0x40040}, 0x44) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000002b7c1d540d457e00000068a668670900000000000014", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="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"/284], 0x4c}}, 0x0) (async) ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000400)={0x1, 0x1}) (async) 00:17:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x34, r5, 0x100, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xb}]}, 0x34}, 0x1, 0x0, 0x0, 0x20010810}, 0x2000c001) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000c7c93166f63ae638a9edf0252c9f77b17bd2e96e029fa7ab034608bfe7c8c4cbc3488c4e603c37e170d24309d6627530f054ac0c30f3adbc1566edb78e6f90c1622054383d3e1520c7e516116f8f115217fd920e77"], 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) [ 2658.800989] nbd: must specify at least one socket 00:17:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="060f29bd700000000000110000000c0006000000000000000000"], 0x20}}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r3, &(0x7f00000003c0)={&(0x7f0000000240), 0xc, &(0x7f0000000280)={&(0x7f0000000300)={0xb8, 0x0, 0x800, 0x70bd26, 0x25dfdbff, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0xd}, {0x5, 0x83, 0x1}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0xd}, {0x5}}, {@pci={{0x8}, {0x11}}, {0xd}, {0x5, 0x83, 0x1}}]}, 0xb8}, 0x1, 0x0, 0x0, 0xc0}, 0x0) r4 = syz_genetlink_get_family_id$nl802154(0x0, r2) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r4, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r6, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r11, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r9, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r10, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r12}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2090004}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x64, r4, 0x20, 0x70bd2b, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x1}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r12}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x6}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r13}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x2}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x64}, 0x1, 0x0, 0x0, 0x40}, 0xc000) r14 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r14, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000240), r0) r3 = socket$nl_generic(0x10, 0x3, 0x10) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r5, 0x501}, 0x14}}, 0x0) sendmsg$DEVLINK_CMD_SB_GET(r3, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x84, r5, 0x8, 0x70bd28, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x8}}, {0x8, 0xb, 0x9}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}, {@nsim={{}, {0x0, 0x2, {'netdevsim', 0x0}}}, {0xfffffffffffffe9e, 0xb, 0x8}}]}, 0x84}, 0x1, 0x0, 0x0, 0x40040}, 0x44) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000002b7c1d540d457e00000068a668670900000000000014", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="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"/284], 0x4c}}, 0x0) ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000400)={0x1, 0x1}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000240), r0) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) (async) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r5, 0x501}, 0x14}}, 0x0) (async) sendmsg$DEVLINK_CMD_SB_GET(r3, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x84, r5, 0x8, 0x70bd28, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x8}}, {0x8, 0xb, 0x9}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8}}, {@nsim={{}, {0x0, 0x2, {'netdevsim', 0x0}}}, {0xfffffffffffffe9e, 0xb, 0x8}}]}, 0x84}, 0x1, 0x0, 0x0, 0x40040}, 0x44) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000002b7c1d540d457e00000068a668670900000000000014", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="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"/284], 0x4c}}, 0x0) (async) ioctl$VHOST_SET_VRING_BASE(0xffffffffffffffff, 0x4008af12, &(0x7f0000000400)={0x1, 0x1}) (async) 00:17:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x58}}, 0x0) 00:17:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x34, r5, 0x100, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xb}]}, 0x34}, 0x1, 0x0, 0x0, 0x20010810}, 0x2000c001) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000c7c93166f63ae638a9edf0252c9f77b17bd2e96e029fa7ab034608bfe7c8c4cbc3488c4e603c37e170d24309d6627530f054ac0c30f3adbc1566edb78e6f90c1622054383d3e1520c7e516116f8f115217fd920e77"], 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x34, r5, 0x100, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xb}]}, 0x34}, 0x1, 0x0, 0x0, 0x20010810}, 0x2000c001) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000c7c93166f63ae638a9edf0252c9f77b17bd2e96e029fa7ab034608bfe7c8c4cbc3488c4e603c37e170d24309d6627530f054ac0c30f3adbc1566edb78e6f90c1622054383d3e1520c7e516116f8f115217fd920e77"], 0x2c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) [ 2658.834202] nbd: must specify at least one socket 00:17:32 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x34, r5, 0x100, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xb}]}, 0x34}, 0x1, 0x0, 0x0, 0x20010810}, 0x2000c001) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000c7c93166f63ae638a9edf0252c9f77b17bd2e96e029fa7ab034608bfe7c8c4cbc3488c4e603c37e170d24309d6627530f054ac0c30f3adbc1566edb78e6f90c1622054383d3e1520c7e516116f8f115217fd920e77"], 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:17:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x34, r5, 0x100, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xb}]}, 0x34}, 0x1, 0x0, 0x0, 0x20010810}, 0x2000c001) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000c7c93166f63ae638a9edf0252c9f77b17bd2e96e029fa7ab034608bfe7c8c4cbc3488c4e603c37e170d24309d6627530f054ac0c30f3adbc1566edb78e6f90c1622054383d3e1520c7e516116f8f115217fd920e77"], 0x2c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:17:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x0) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="000000cafce93c1b8a82f0aeb53c023f3e1270f86c8f2404687bf69aad36df4c35129162231fc10989ce11597268078b2b0f89bfeecb0aae2dee1ee039fdffca73fc6fb3421adee06d088befa850bcf7f642d79bc6cffc3bf6edae57ff9b53f2e795ce3f5e65b18a40d26d0785db45482dd94656af98e91f345dc35a38b7d77c626fb0e3564d98950fcd79874a40fcedb9943772b2bebbc4e516030f970160f78d48a43c31d06143166099a62352f68ec25be6d176bf398a822142df625bee6aedf420404053b6453e22f46984167acfa0ad802e740f27a1b9dea93c1fb5be163aab084c740d52ed5200b873e4430600faa38ee8", @ANYRES16=r5, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2658.933590] nbd: must specify at least one socket [ 2658.948344] nbd: must specify at least one socket [ 2658.958092] nbd: must specify at least one socket 00:17:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="060f29bd700000000000110000000c0006000000000000000000"], 0x20}}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r3, &(0x7f00000003c0)={&(0x7f0000000240), 0xc, &(0x7f0000000280)={&(0x7f0000000300)={0xb8, 0x0, 0x800, 0x70bd26, 0x25dfdbff, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0xd}, {0x5, 0x83, 0x1}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0xd}, {0x5}}, {@pci={{0x8}, {0x11}}, {0xd}, {0x5, 0x83, 0x1}}]}, 0xb8}, 0x1, 0x0, 0x0, 0xc0}, 0x0) (async) r4 = syz_genetlink_get_family_id$nl802154(0x0, r2) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r4, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r6, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r10 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r11, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r9, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r10, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r12}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2090004}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x64, r4, 0x20, 0x70bd2b, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x1}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r12}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x6}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r13}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x2}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x64}, 0x1, 0x0, 0x0, 0x40}, 0xc000) (async) r14 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r14, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x58}}, 0x0) 00:17:32 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x0) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="000000cafce93c1b8a82f0aeb53c023f3e1270f86c8f2404687bf69aad36df4c35129162231fc10989ce11597268078b2b0f89bfeecb0aae2dee1ee039fdffca73fc6fb3421adee06d088befa850bcf7f642d79bc6cffc3bf6edae57ff9b53f2e795ce3f5e65b18a40d26d0785db45482dd94656af98e91f345dc35a38b7d77c626fb0e3564d98950fcd79874a40fcedb9943772b2bebbc4e516030f970160f78d48a43c31d06143166099a62352f68ec25be6d176bf398a822142df625bee6aedf420404053b6453e22f46984167acfa0ad802e740f27a1b9dea93c1fb5be163aab084c740d52ed5200b873e4430600faa38ee8", @ANYRES16=r5, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000200)={'wpan1\x00'}) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="000000cafce93c1b8a82f0aeb53c023f3e1270f86c8f2404687bf69aad36df4c35129162231fc10989ce11597268078b2b0f89bfeecb0aae2dee1ee039fdffca73fc6fb3421adee06d088befa850bcf7f642d79bc6cffc3bf6edae57ff9b53f2e795ce3f5e65b18a40d26d0785db45482dd94656af98e91f345dc35a38b7d77c626fb0e3564d98950fcd79874a40fcedb9943772b2bebbc4e516030f970160f78d48a43c31d06143166099a62352f68ec25be6d176bf398a822142df625bee6aedf420404053b6453e22f46984167acfa0ad802e740f27a1b9dea93c1fb5be163aab084c740d52ed5200b873e4430600faa38ee8", @ANYRES16=r5, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000080), 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x1, 0x70bd2a, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x84090) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getsockopt$PNPIPE_INITSTATE(0xffffffffffffffff, 0x113, 0x4, &(0x7f0000000240), &(0x7f0000000280)=0x4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000180)={'wpan0\x00'}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8410}, 0x0) r4 = socket$phonet_pipe(0x23, 0x5, 0x2) getsockopt$PNPIPE_HANDLE(r4, 0x113, 0x3, &(0x7f00000001c0), &(0x7f0000000200)=0x4) 00:17:32 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="060f29bd700000000000110000000c0006000000000000000000"], 0x20}}, 0x0) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r3, &(0x7f00000003c0)={&(0x7f0000000240), 0xc, &(0x7f0000000280)={&(0x7f0000000300)={0xb8, 0x0, 0x800, 0x70bd26, 0x25dfdbff, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0xd}, {0x5, 0x83, 0x1}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0xd}, {0x5}}, {@pci={{0x8}, {0x11}}, {0xd}, {0x5, 0x83, 0x1}}]}, 0xb8}, 0x1, 0x0, 0x0, 0xc0}, 0x0) (async) r4 = syz_genetlink_get_family_id$nl802154(0x0, r2) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r4, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r6, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r10 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async, rerun: 64) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) ioctl$sock_SIOCGIFINDEX_802154(r11, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r9, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r10, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r12}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2090004}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x64, r4, 0x20, 0x70bd2b, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x1}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r12}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x6}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r13}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x2}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x64}, 0x1, 0x0, 0x0, 0x40}, 0xc000) (async, rerun: 32) r14 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r14, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x58}}, 0x0) 00:17:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x58}}, 0x0) 00:17:32 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x58}}, 0x0) 00:17:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000080), 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x1, 0x70bd2a, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x84090) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) getsockopt$PNPIPE_INITSTATE(0xffffffffffffffff, 0x113, 0x4, &(0x7f0000000240), &(0x7f0000000280)=0x4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (async) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000180)={'wpan0\x00'}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8410}, 0x0) (async) r4 = socket$phonet_pipe(0x23, 0x5, 0x2) getsockopt$PNPIPE_HANDLE(r4, 0x113, 0x3, &(0x7f00000001c0), &(0x7f0000000200)=0x4) 00:17:32 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000080), 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x1, 0x70bd2a, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x84090) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getsockopt$PNPIPE_INITSTATE(0xffffffffffffffff, 0x113, 0x4, &(0x7f0000000240), &(0x7f0000000280)=0x4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000180)={'wpan0\x00'}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8410}, 0x0) r4 = socket$phonet_pipe(0x23, 0x5, 0x2) getsockopt$PNPIPE_HANDLE(r4, 0x113, 0x3, &(0x7f00000001c0), &(0x7f0000000200)=0x4) 00:17:32 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x0) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="000000cafce93c1b8a82f0aeb53c023f3e1270f86c8f2404687bf69aad36df4c35129162231fc10989ce11597268078b2b0f89bfeecb0aae2dee1ee039fdffca73fc6fb3421adee06d088befa850bcf7f642d79bc6cffc3bf6edae57ff9b53f2e795ce3f5e65b18a40d26d0785db45482dd94656af98e91f345dc35a38b7d77c626fb0e3564d98950fcd79874a40fcedb9943772b2bebbc4e516030f970160f78d48a43c31d06143166099a62352f68ec25be6d176bf398a822142df625bee6aedf420404053b6453e22f46984167acfa0ad802e740f27a1b9dea93c1fb5be163aab084c740d52ed5200b873e4430600faa38ee8", @ANYRES16=r5, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:32 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000080), 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x1, 0x70bd2a, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x84090) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getsockopt$PNPIPE_INITSTATE(0xffffffffffffffff, 0x113, 0x4, &(0x7f0000000240), &(0x7f0000000280)=0x4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000180)={'wpan0\x00'}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8410}, 0x0) r4 = socket$phonet_pipe(0x23, 0x5, 0x2) getsockopt$PNPIPE_HANDLE(r4, 0x113, 0x3, &(0x7f00000001c0), &(0x7f0000000200)=0x4) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000080), 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x1, 0x70bd2a, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x84090) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) getsockopt$PNPIPE_INITSTATE(0xffffffffffffffff, 0x113, 0x4, &(0x7f0000000240), &(0x7f0000000280)=0x4) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (async) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000180)={'wpan0\x00'}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8410}, 0x0) (async) socket$phonet_pipe(0x23, 0x5, 0x2) (async) getsockopt$PNPIPE_HANDLE(r4, 0x113, 0x3, &(0x7f00000001c0), &(0x7f0000000200)=0x4) (async) 00:17:32 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x58}}, 0x0) 00:17:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$PPPIOCSMRU(r4, 0x40047452, &(0x7f0000000100)=0xfffffffc) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="74000000a0b40fc77c515cb124c449955aa5a168f2d779e706430702f4b9d0dfa6c44d5b3e5ed90334118218e2e154b916ca4f95e9828dfe5e1cfc4fa52d90b9fbff357202c8e5601c5490fd7cd78768b4c832015cce", @ANYRES16=r5, @ANYBLOB="100028bd7000fbdbdf2530000000050034001f0000000500330008000000050036000000000008000200", @ANYRES32=0x0, @ANYBLOB="0a0001007770616e3100000005003600010000000a0001007770616e300000000a0001007770616e3000000005003300810000000a0001007760616e30000000"], 0x74}}, 0x40804) 00:17:33 executing program 4: r0 = syz_init_net_socket$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$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000300), r1) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000340)={0x24, r2, 0x0, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x6}]}, 0x24}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r6) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x78, r5, 0x4, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}]}, 0x78}, 0x1, 0x0, 0x0, 0x20040800}, 0x48864) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f00000001c0), r9) 00:17:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000080), 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x1, 0x70bd2a, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x84090) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getsockopt$PNPIPE_INITSTATE(0xffffffffffffffff, 0x113, 0x4, &(0x7f0000000240), &(0x7f0000000280)=0x4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000180)={'wpan0\x00'}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x8410}, 0x0) r4 = socket$phonet_pipe(0x23, 0x5, 0x2) getsockopt$PNPIPE_HANDLE(r4, 0x113, 0x3, &(0x7f00000001c0), &(0x7f0000000200)=0x4) 00:17:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) socketpair(0x0, 0xa, 0x1f, &(0x7f0000000100)={0xffffffffffffffff}) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r5) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7, 0x0, 0x1, [{0x0, 0x1, r3}, {0x0, 0x1, r3}, {0x0, 0x1, r3}, {0x0, 0x1, r4}, {0x0, 0x1, r6}, {0x0, 0x1, r6}, {0x0, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0xfffffffffffffeaa, 0x1, 0x0}]}, 0xffffffffffffff39}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) 00:17:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000001600)=ANY=[@ANYRESDEC=r2, @ANYRESOCT=r3, @ANYRESOCT=r0, @ANYRES32=r3, @ANYRES8=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 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, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000001600)=ANY=[@ANYRESDEC=r2, @ANYRESOCT=r3, @ANYRESOCT=r0, @ANYRES32=r3, @ANYRES8=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$PPPIOCSMRU(r4, 0x40047452, &(0x7f0000000100)=0xfffffffc) (async) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="74000000a0b40fc77c515cb124c449955aa5a168f2d779e706430702f4b9d0dfa6c44d5b3e5ed90334118218e2e154b916ca4f95e9828dfe5e1cfc4fa52d90b9fbff357202c8e5601c5490fd7cd78768b4c832015cce", @ANYRES16=r5, @ANYBLOB="100028bd7000fbdbdf2530000000050034001f0000000500330008000000050036000000000008000200", @ANYRES32=0x0, @ANYBLOB="0a0001007770616e3100000005003600010000000a0001007770616e300000000a0001007770616e3000000005003300810000000a0001007760616e30000000"], 0x74}}, 0x40804) [ 2659.761455] nbd: must specify at least one socket 00:17:33 executing program 4: r0 = syz_init_net_socket$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$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) socketpair(0x0, 0xa, 0x1f, &(0x7f0000000100)={0xffffffffffffffff}) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r5) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7, 0x0, 0x1, [{0x0, 0x1, r3}, {0x0, 0x1, r3}, {0x0, 0x1, r3}, {0x0, 0x1, r4}, {0x0, 0x1, r6}, {0x0, 0x1, r6}, {0x0, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0xfffffffffffffeaa, 0x1, 0x0}]}, 0xffffffffffffff39}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)) (async) socketpair(0x0, 0xa, 0x1f, &(0x7f0000000100)) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r5) (async) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7, 0x0, 0x1, [{0x0, 0x1, r3}, {0x0, 0x1, r3}, {0x0, 0x1, r3}, {0x0, 0x1, r4}, {0x0, 0x1, r6}, {0x0, 0x1, r6}, {0x0, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0xfffffffffffffeaa, 0x1, 0x0}]}, 0xffffffffffffff39}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) 00:17:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000300), r1) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000340)={0x24, r2, 0x0, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x6}]}, 0x24}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r6) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x78, r5, 0x4, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}]}, 0x78}, 0x1, 0x0, 0x0, 0x20040800}, 0x48864) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f00000001c0), r9) 00:17:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000001600)=ANY=[@ANYRESDEC=r2, @ANYRESOCT=r3, @ANYRESOCT=r0, @ANYRES32=r3, @ANYRES8=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x58}}, 0x0) 00:17:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = socket$pppl2tp(0x18, 0x1, 0x1) ioctl$PPPIOCSMRU(r4, 0x40047452, &(0x7f0000000100)=0xfffffffc) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="74000000a0b40fc77c515cb124c449955aa5a168f2d779e706430702f4b9d0dfa6c44d5b3e5ed90334118218e2e154b916ca4f95e9828dfe5e1cfc4fa52d90b9fbff357202c8e5601c5490fd7cd78768b4c832015cce", @ANYRES16=r5, @ANYBLOB="100028bd7000fbdbdf2530000000050034001f0000000500330008000000050036000000000008000200", @ANYRES32=0x0, @ANYBLOB="0a0001007770616e3100000005003600010000000a0001007770616e300000000a0001007770616e3000000005003300810000000a0001007760616e30000000"], 0x74}}, 0x40804) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$pppl2tp(0x18, 0x1, 0x1) (async) ioctl$PPPIOCSMRU(r4, 0x40047452, &(0x7f0000000100)=0xfffffffc) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r2) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="74000000a0b40fc77c515cb124c449955aa5a168f2d779e706430702f4b9d0dfa6c44d5b3e5ed90334118218e2e154b916ca4f95e9828dfe5e1cfc4fa52d90b9fbff357202c8e5601c5490fd7cd78768b4c832015cce", @ANYRES16=r5, @ANYBLOB="100028bd7000fbdbdf2530000000050034001f0000000500330008000000050036000000000008000200", @ANYRES32=0x0, @ANYBLOB="0a0001007770616e3100000005003600010000000a0001007770616e300000000a0001007770616e3000000005003300810000000a0001007760616e30000000"], 0x74}}, 0x40804) (async) 00:17:33 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000100), r0) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r2, 0x400, 0x70bd2c, 0x25dfdbfc, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x5}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4080}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$key(0xf, 0x3, 0x2) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) 00:17:33 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2659.921641] nbd: must specify at least one socket 00:17:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4080}, 0x0) 00:17:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) (async) socketpair(0x0, 0xa, 0x1f, &(0x7f0000000100)={0xffffffffffffffff}) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r5) (async) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7, 0x0, 0x1, [{0x0, 0x1, r3}, {0x0, 0x1, r3}, {0x0, 0x1, r3}, {0x0, 0x1, r4}, {0x0, 0x1, r6}, {0x0, 0x1, r6}, {0x0, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0xfffffffffffffeaa, 0x1, 0x0}]}, 0xffffffffffffff39}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) 00:17:33 executing program 3: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r2, 0x501}, 0x14}}, 0x0) sendmsg$DEVLINK_CMD_RATE_SET(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x38, r2, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@DEVLINK_ATTR_PORT_INDEX={0x8}, @handle=@pci={{0x8}, {0x11}}]}, 0x38}}, 0x20004000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES16=r2, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) 00:17:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000100), r0) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r2, 0x400, 0x70bd2c, 0x25dfdbfc, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x5}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4080}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000040), r0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000100), r0) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r2, 0x400, 0x70bd2c, 0x25dfdbfc, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x5}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4080}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:33 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000000c0), r2) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x38, r4, 0x200, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_ACPTFLG={0x5}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @dev={0xac, 0x14, 0x14, 0x20}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}]}, 0x38}}, 0x24000881) 00:17:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\b\x00\x00\x00', @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 executing program 3: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r2, 0x501}, 0x14}}, 0x0) sendmsg$DEVLINK_CMD_RATE_SET(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x38, r2, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@DEVLINK_ATTR_PORT_INDEX={0x8}, @handle=@pci={{0x8}, {0x11}}]}, 0x38}}, 0x20004000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES16=r2, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r0) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) (async) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r2, 0x501}, 0x14}}, 0x0) (async) sendmsg$DEVLINK_CMD_RATE_SET(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x38, r2, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@DEVLINK_ATTR_PORT_INDEX={0x8}, @handle=@pci={{0x8}, {0x11}}]}, 0x38}}, 0x20004000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES16=r2, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) (async) 00:17:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0108000000000000000001000000040007800c00020000000000000000000802010000000000"], 0x2c}}, 0x0) 00:17:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000040), r0) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000100), r0) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r2, 0x400, 0x70bd2c, 0x25dfdbfc, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x5}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4080}, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2660.031912] nbd: must specify a size in bytes for the device 00:17:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) ioctl$VHOST_VSOCK_SET_GUEST_CID(0xffffffffffffffff, 0x4008af60, &(0x7f0000000000)={@host}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r3 = syz_genetlink_get_family_id$nl802154(0x0, r2) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r3, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r1, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r3, 0x100, 0x70bd2b, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_PHY={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4004086}, 0x8010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:17:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}}, 0x0) 00:17:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0108000000000000000001000000040007800c00020000000000000000000802010000000000"], 0x2c}}, 0x0) 00:17:33 executing program 3: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r0) (async) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r1, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r2, 0x501}, 0x14}}, 0x0) (async) sendmsg$DEVLINK_CMD_RATE_SET(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x38, r2, 0x100, 0x70bd2d, 0x25dfdbfd, {}, [@DEVLINK_ATTR_PORT_INDEX={0x8}, @handle=@pci={{0x8}, {0x11}}]}, 0x38}}, 0x20004000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES16=r2, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) [ 2660.125405] nbd: must specify a size in bytes for the device 00:17:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0108000000000000000001000000040007800c00020000000000000000000802010000000000"], 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0108000000000000000001000000040007800c00020000000000000000000802010000000000"], 0x2c}}, 0x0) (async) 00:17:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x64}}, 0x0) 00:17:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}}, 0x0) 00:17:33 executing program 2: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="4c20f6ffaf4c75c322a80cfdf40fa28546b6431adb3ca5d6bf74abf21be7c5267f62b18019519a854c99d0", @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES32=r0, @ANYRES16=r2, @ANYBLOB='\x00\x00\x00'], 0x4c}}, 0x80) 00:17:33 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000002c0)=@can_delroute={0x2c, 0x19, 0x1, 0x0, 0x0, {}, [@CGW_MOD_OR={0x15, 0x2, {{{}, 0x0, 0x0, 0x0, 0x0, "479262597006c15f"}}}]}, 0x2c}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) [ 2660.198341] nbd: must specify a size in bytes for the device 00:17:33 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x70}}, 0x0) 00:17:33 executing program 2: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="4c20f6ffaf4c75c322a80cfdf40fa28546b6431adb3ca5d6bf74abf21be7c5267f62b18019519a854c99d0", @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES32=r0, @ANYRES16=r2, @ANYBLOB='\x00\x00\x00'], 0x4c}}, 0x80) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="4c20f6ffaf4c75c322a80cfdf40fa28546b6431adb3ca5d6bf74abf21be7c5267f62b18019519a854c99d0", @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES32=r0, @ANYRES16=r2, @ANYBLOB='\x00\x00\x00'], 0x4c}}, 0x80) (async) 00:17:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:17:33 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000002c0)=@can_delroute={0x2c, 0x19, 0x1, 0x0, 0x0, {}, [@CGW_MOD_OR={0x15, 0x2, {{{}, 0x0, 0x0, 0x0, 0x0, "479262597006c15f"}}}]}, 0x2c}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) socket$nl_route(0x10, 0x3, 0x0) (async) sendmsg$nl_route(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000002c0)=@can_delroute={0x2c, 0x19, 0x1, 0x0, 0x0, {}, [@CGW_MOD_OR={0x15, 0x2, {{{}, 0x0, 0x0, 0x0, 0x0, "479262597006c15f"}}}]}, 0x2c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB='W\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000000008001f000000000000000c0002000008000100"/46], 0x2c}}, 0x800) 00:17:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:17:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000080)={'wpan3\x00'}) 00:17:34 executing program 2: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r2 = socket$igmp(0x2, 0x3, 0x2) (rerun: 64) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="4c20f6ffaf4c75c322a80cfdf40fa28546b6431adb3ca5d6bf74abf21be7c5267f62b18019519a854c99d0", @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES32=r0, @ANYRES16=r2, @ANYBLOB='\x00\x00\x00'], 0x4c}}, 0x80) (rerun: 32) 00:17:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB='W\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000000008001f000000000000000c0002000008000100"/46], 0x2c}}, 0x800) 00:17:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 00:17:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x7c}}, 0x0) 00:17:34 executing program 3: r0 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f00000002c0)=@can_delroute={0x2c, 0x19, 0x1, 0x0, 0x0, {}, [@CGW_MOD_OR={0x15, 0x2, {{{}, 0x0, 0x0, 0x0, 0x0, "479262597006c15f"}}}]}, 0x2c}}, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB='W\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000000008001f000000000000000c0002000008000100"/46], 0x2c}}, 0x800) 00:17:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 00:17:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan1\x00'}) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, 0x0, 0x100, 0x70bd29, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x800) ioctl$VHOST_SET_VRING_BASE(r2, 0x4008af12, &(0x7f0000000080)={0x3, 0x2}) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000910100c700001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000080)={'wpan3\x00'}) 00:17:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 00:17:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 00:17:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x60, r1, 0x300, 0x70bd2d, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x40}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="000227bd7000fedbdf25010000000c0008007f008000000000000c00080007000000000000000c00060002000000000000000000001400078008000100"/70, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB], 0x58}, 0x1, 0x0, 0x0, 0x80}, 0x8000) 00:17:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80011}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x400, 0x70bd29, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4c080}, 0x8080) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 00:17:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x60, r1, 0x300, 0x70bd2d, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x40}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="000227bd7000fedbdf25010000000c0008007f008000000000000c00080007000000000000000c00060002000000000000000000001400078008000100"/70, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB], 0x58}, 0x1, 0x0, 0x0, 0x80}, 0x8000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x60, r1, 0x300, 0x70bd2d, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x40}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r2) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="000227bd7000fedbdf25010000000c0008007f008000000000000c00080007000000000000000c00060002000000000000000000001400078008000100"/70, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB], 0x58}, 0x1, 0x0, 0x0, 0x80}, 0x8000) (async) 00:17:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={0x0, 0x4c}}, 0x0) 00:17:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x7c}}, 0x0) 00:17:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan1\x00'}) (async) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, 0x0, 0x100, 0x70bd29, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x800) ioctl$VHOST_SET_VRING_BASE(r2, 0x4008af12, &(0x7f0000000080)={0x3, 0x2}) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000910100c700001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80011}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x400, 0x70bd29, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4c080}, 0x8080) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x60, r1, 0x300, 0x70bd2d, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x40}, 0x0) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="000227bd7000fedbdf25010000000c0008007f008000000000000c00080007000000000000000c00060002000000000000000000001400078008000100"/70, @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB], 0x58}, 0x1, 0x0, 0x0, 0x80}, 0x8000) 00:17:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={0x0, 0x4c}}, 0x0) 00:17:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r6, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4804}, 0x20040000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={0x0, 0x4c}}, 0x0) 00:17:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = openat$vnet(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan1\x00'}) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, 0x0, 0x100, 0x70bd29, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x800) ioctl$VHOST_SET_VRING_BASE(r2, 0x4008af12, &(0x7f0000000080)={0x3, 0x2}) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000910100c700001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) openat$vnet(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan1\x00'}) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00'}) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, 0x0, 0x100, 0x70bd29, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000}, 0x800) (async) ioctl$VHOST_SET_VRING_BASE(r2, 0x4008af12, &(0x7f0000000080)={0x3, 0x2}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000910100c700001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80011}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x400, 0x70bd29, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4c080}, 0x8080) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80011}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r3, 0x400, 0x70bd29, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4c080}, 0x8080) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) [ 2661.031279] nbd: must specify at least one socket 00:17:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r6, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4804}, 0x20040000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r6, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4804}, 0x20040000) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) 00:17:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32], 0x4c}}, 0x0) 00:17:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r6, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4804}, 0x20040000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) [ 2661.169884] nbd: must specify at least one socket 00:17:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r6, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4804}, 0x20040000) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000740)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000700)={&(0x7f0000000680)={0x80, r1, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x800}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '/&'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0x80}, 0x1, 0x0, 0x0, 0x8000}, 0x4000001) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f00000007c0)={'wpan3\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000880)={&(0x7f0000000780)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000840)={&(0x7f0000000800)={0x1c, r5, 0x100, 0x70bd2d, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x24004000}, 0x8000) r7 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r7, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRESDEC, @ANYRES32, @ANYRESOCT=r7, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32], 0x4c}}, 0x0) [ 2661.228487] nbd: must specify a size in bytes for the device [ 2661.256389] nbd: must specify at least one socket 00:17:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:34 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r6, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4804}, 0x20040000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32], 0x4c}}, 0x0) 00:17:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000041007800c0002000000000000ffff00080001000000e4ff"], 0x2c}}, 0x0) [ 2661.370417] nbd: must specify at least one socket 00:17:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000740)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000700)={&(0x7f0000000680)={0x80, r1, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x800}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '/&'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0x80}, 0x1, 0x0, 0x0, 0x8000}, 0x4000001) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f00000007c0)={'wpan3\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000880)={&(0x7f0000000780)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000840)={&(0x7f0000000800)={0x1c, r5, 0x100, 0x70bd2d, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x24004000}, 0x8000) (async) r7 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r7, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRESDEC, @ANYRES32, @ANYRESOCT=r7, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r6, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x4804}, 0x20040000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) [ 2661.442752] nbd: must specify at least one socket 00:17:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB], 0x4c}}, 0x0) 00:17:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000041007800c0002000000000000ffff00080001000000e4ff"], 0x2c}}, 0x0) 00:17:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r5, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x64, 0x0, 0x2, 0x70bd27, 0x25dfdbfd, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x81}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x64}, 0x1, 0x0, 0x0, 0x4008010}, 0x20040004) [ 2661.469623] nbd: must specify a size in bytes for the device [ 2661.484823] nbd: must specify at least one socket 00:17:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000041007800c0002000000000000ffff00080001000000e4ff"], 0x2c}}, 0x0) 00:17:35 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB], 0x4c}}, 0x0) 00:17:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000000c0), r0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x3c, r2, 0x20, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_DOMAIN={0xb, 0x1, '+-/\'+\'\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @dev={0xfe, 0x80, '\x00', 0x22}}]}, 0x3c}, 0x1, 0x0, 0x0, 0x80}, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = accept$phonet_pipe(0xffffffffffffffff, &(0x7f00000001c0), &(0x7f0000000200)=0x10) setsockopt$PNPIPE_INITSTATE(r4, 0x113, 0x4, &(0x7f0000000240)=0x1, 0x4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) [ 2661.547667] nbd: must specify at least one socket [ 2661.565187] nbd: must specify a size in bytes for the device 00:17:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000740)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000700)={&(0x7f0000000680)={0x80, r1, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x800}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '/&'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0x80}, 0x1, 0x0, 0x0, 0x8000}, 0x4000001) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f00000007c0)={'wpan3\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000880)={&(0x7f0000000780)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000840)={&(0x7f0000000800)={0x1c, r5, 0x100, 0x70bd2d, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x24004000}, 0x8000) (async) r7 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r7, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRESDEC, @ANYRES32, @ANYRESOCT=r7, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r5, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x64, 0x0, 0x2, 0x70bd27, 0x25dfdbfd, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x81}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x64}, 0x1, 0x0, 0x0, 0x4008010}, 0x20040004) 00:17:35 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x200, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x60, 0x0, 0x100, 0x70bd25, 0x25dfdbff, {}, [@NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_PID={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}]}, 0x60}, 0x1, 0x0, 0x0, 0x880}, 0x800) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0100efff00000000002600000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) 00:17:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB], 0x4c}}, 0x0) 00:17:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) [ 2661.653863] nbd: must specify at least one socket [ 2661.667313] nbd: must specify a size in bytes for the device 00:17:35 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB='\f\x00'], 0x4c}}, 0x0) 00:17:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) setsockopt$MRT_ASSERT(0xffffffffffffffff, 0x0, 0xcf, &(0x7f0000000380), 0x4) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r5 = syz_genetlink_get_family_id$nl802154(0x0, r4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r5, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r8 = syz_genetlink_get_family_id$nl802154(0x0, r7) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r8, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000200)={'wpan4\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r6, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x78, r8, 0x300, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r10}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x78}, 0x1, 0x0, 0x0, 0x1}, 0x24004084) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r3, &(0x7f0000000180)={&(0x7f00000000c0), 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x2c, r5, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x2c}, 0x1, 0x0, 0x0, 0x97e04b4ff50b22ad}, 0x40000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYRES8=r2, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="00c219ff8645bb5625eba0e5db44814bc78fe4db227e4b6d2854c97298f5caf34c598a88a13a8f60acd1d8736c", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x400d0) [ 2661.705254] nbd: must specify a size in bytes for the device 00:17:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x200, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x60, 0x0, 0x100, 0x70bd25, 0x25dfdbff, {}, [@NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_PID={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}]}, 0x60}, 0x1, 0x0, 0x0, 0x880}, 0x800) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0100efff00000000002600000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000200)={'wpan1\x00'}) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x200, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x60, 0x0, 0x100, 0x70bd25, 0x25dfdbff, {}, [@NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_PID={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}]}, 0x60}, 0x1, 0x0, 0x0, 0x880}, 0x800) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0100efff00000000002600000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) (async) 00:17:35 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r5, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x64, 0x0, 0x2, 0x70bd27, 0x25dfdbfd, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x81}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x64}, 0x1, 0x0, 0x0, 0x4008010}, 0x20040004) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000200)={'wpan1\x00'}) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r5, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x64, 0x0, 0x2, 0x70bd27, 0x25dfdbfd, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x81}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x64}, 0x1, 0x0, 0x0, 0x4008010}, 0x20040004) (async) 00:17:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB='\f\x00'], 0x4c}}, 0x0) [ 2661.811848] nbd: must specify a size in bytes for the device 00:17:35 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r1, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async, rerun: 64) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f00000000c0), 0x200, 0x0) (rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x60, 0x0, 0x100, 0x70bd25, 0x25dfdbff, {}, [@NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_PID={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}]}, 0x60}, 0x1, 0x0, 0x0, 0x880}, 0x800) (async, rerun: 32) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (rerun: 32) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0100efff00000000002600000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) 00:17:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB='\f\x00'], 0x4c}}, 0x0) [ 2661.913554] nbd: must specify a size in bytes for the device 00:17:35 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) setsockopt$MRT_ASSERT(0xffffffffffffffff, 0x0, 0xcf, &(0x7f0000000380), 0x4) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) (async) r5 = syz_genetlink_get_family_id$nl802154(0x0, r4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r5, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r8 = syz_genetlink_get_family_id$nl802154(0x0, r7) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r8, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000200)={'wpan4\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r6, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x78, r8, 0x300, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r10}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x78}, 0x1, 0x0, 0x0, 0x1}, 0x24004084) (async) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r3, &(0x7f0000000180)={&(0x7f00000000c0), 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x2c, r5, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x2c}, 0x1, 0x0, 0x0, 0x97e04b4ff50b22ad}, 0x40000) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYRES8=r2, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="00c219ff8645bb5625eba0e5db44814bc78fe4db227e4b6d2854c97298f5caf34c598a88a13a8f60acd1d8736c", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x400d0) 00:17:35 executing program 2: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000380)=ANY=[@ANYBLOB="7b74e2d9b3e907a3df96672776bf736fb0371425daf8477c9575748d4bf9b80263bf5a5ffb80048b888c80872c7aaf8221c9fe507f3ed26018c0f550ea85d56187e377bfa8dbd2ce24e80117160f9a99c32fddef0679ea507e0e4d5ce64ee3eec5e50803fb8f415f9c0745b214d1863d56396702ea850d79b68143e8ca7a3f88a684e557f5213b4e2cd9900b1ec3dca865c72317e74d15b4fa164c72c7a9f87754aae8c90b54e0523589f5368ec8e6ea2ca86d32e7e48d21bdc850cd8dbdf9", @ANYRES16=0x0, @ANYBLOB="100027bd7000fcdbdf2507000000080002000300000006000b001d000000"], 0x24}, 0x1, 0x0, 0x0, 0x20008000}, 0xc1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) socketpair(0x18, 0x3, 0xfffffffd, &(0x7f0000000200)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000340)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x74, r4, 0x100, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0x74}, 0x1, 0x0, 0x0, 0x24000880}, 0xc800) 00:17:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2662.003667] nbd: must specify a size in bytes for the device 00:17:35 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, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:35 executing program 2: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000380)=ANY=[@ANYBLOB="7b74e2d9b3e907a3df96672776bf736fb0371425daf8477c9575748d4bf9b80263bf5a5ffb80048b888c80872c7aaf8221c9fe507f3ed26018c0f550ea85d56187e377bfa8dbd2ce24e80117160f9a99c32fddef0679ea507e0e4d5ce64ee3eec5e50803fb8f415f9c0745b214d1863d56396702ea850d79b68143e8ca7a3f88a684e557f5213b4e2cd9900b1ec3dca865c72317e74d15b4fa164c72c7a9f87754aae8c90b54e0523589f5368ec8e6ea2ca86d32e7e48d21bdc850cd8dbdf9", @ANYRES16=0x0, @ANYBLOB="100027bd7000fcdbdf2507000000080002000300000006000b001d000000"], 0x24}, 0x1, 0x0, 0x0, 0x20008000}, 0xc1) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) (async) socketpair(0x18, 0x3, 0xfffffffd, &(0x7f0000000200)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000340)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x74, r4, 0x100, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0x74}, 0x1, 0x0, 0x0, 0x24000880}, 0xc800) 00:17:35 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, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2662.125038] nbd: must specify a size in bytes for the device 00:17:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) setsockopt$MRT_ASSERT(0xffffffffffffffff, 0x0, 0xcf, &(0x7f0000000380), 0x4) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) (async) r5 = syz_genetlink_get_family_id$nl802154(0x0, r4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r5, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r8 = syz_genetlink_get_family_id$nl802154(0x0, r7) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r8, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000200)={'wpan4\x00', 0x0}) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000240)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r6, &(0x7f0000000340)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x78, r8, 0x300, 0x70bd2c, 0x25dfdbfc, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r10}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}]}, 0x78}, 0x1, 0x0, 0x0, 0x1}, 0x24004084) (async) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r3, &(0x7f0000000180)={&(0x7f00000000c0), 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x2c, r5, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x2c}, 0x1, 0x0, 0x0, 0x97e04b4ff50b22ad}, 0x40000) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYRES8=r2, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="00c219ff8645bb5625eba0e5db44814bc78fe4db227e4b6d2854c97298f5caf34c598a88a13a8f60acd1d8736c", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x400d0) 00:17:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) 00:17:35 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, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 2: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) (async, rerun: 32) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000380)=ANY=[@ANYBLOB="7b74e2d9b3e907a3df96672776bf736fb0371425daf8477c9575748d4bf9b80263bf5a5ffb80048b888c80872c7aaf8221c9fe507f3ed26018c0f550ea85d56187e377bfa8dbd2ce24e80117160f9a99c32fddef0679ea507e0e4d5ce64ee3eec5e50803fb8f415f9c0745b214d1863d56396702ea850d79b68143e8ca7a3f88a684e557f5213b4e2cd9900b1ec3dca865c72317e74d15b4fa164c72c7a9f87754aae8c90b54e0523589f5368ec8e6ea2ca86d32e7e48d21bdc850cd8dbdf9", @ANYRES16=0x0, @ANYBLOB="100027bd7000fcdbdf2507000000080002000300000006000b001d000000"], 0x24}, 0x1, 0x0, 0x0, 0x20008000}, 0xc1) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), 0xffffffffffffffff) socketpair(0x18, 0x3, 0xfffffffd, &(0x7f0000000200)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000340)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x74, r4, 0x100, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0x74}, 0x1, 0x0, 0x0, 0x24000880}, 0xc800) 00:17:35 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:35 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) [ 2662.252324] nbd: must specify a size in bytes for the device 00:17:35 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x6, 0x800, 0x5, &(0x7f00000000c0)={0xffffffffffffffff}) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r4) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000340), r4) bind$pptp(r3, &(0x7f0000000100)={0x18, 0x2, {0x1, @remote}}, 0x1e) r5 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r5, 0x89e1, &(0x7f0000000080)={@local, @remote}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000140007b07f000100936b2feef9b60887ee0c1b168b0aa31006c62ccf0a94eaf8ca4934ba0e30e14fb9c0a9649b3e5965ca642684d7af25e6d3668cc95d38914e2678673b8a70cdfa3d867ba20988315fc7039577dfdf7ca21b4196703a736aefc345084bc24f6a8b60c965f38ea2f5f661768355ebffba015eec73b0930ea4e840178e3283c95190d5a3", @ANYRESOCT=r5, @ANYRES8=r0, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r7) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r9, 0x1}, 0x14}}, 0x0) r10 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r10, 0x89f0, &(0x7f0000000200)={'tunl0\x00', 0x0}) r11 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r11, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[@ANYBLOB="ff13716b", @ANYRES16=r11, @ANYBLOB="00042abd7000fc000008000100000000000c00080001000007000000000c00034c29000000000000fe0c00040002000000fad900"/66], 0x48}, 0x1, 0x0, 0x0, 0x40000c0}, 0x4040000) 00:17:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r5, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r10, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r9, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r11}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$IEEE802154_LLSEC_GETPARAMS(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x3c, 0x0, 0x800, 0x70bd27, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r7}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r11}]}, 0x3c}, 0x1, 0x0, 0x0, 0x20004010}, 0x20000000) 00:17:35 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) [ 2662.356718] nbd: must specify a size in bytes for the device 00:17:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0xcb060d7f7c44dab7}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r1, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x4a51094bb0d6a069}, 0x4040004) [ 2662.396925] nbd: must specify at least one socket 00:17:36 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:36 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) [ 2662.417571] nbd: must specify at least one socket 00:17:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair(0x6, 0x800, 0x5, &(0x7f00000000c0)={0xffffffffffffffff}) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r4) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000340), r4) (async) bind$pptp(r3, &(0x7f0000000100)={0x18, 0x2, {0x1, @remote}}, 0x1e) r5 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r5, 0x89e1, &(0x7f0000000080)={@local, @remote}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000140007b07f000100936b2feef9b60887ee0c1b168b0aa31006c62ccf0a94eaf8ca4934ba0e30e14fb9c0a9649b3e5965ca642684d7af25e6d3668cc95d38914e2678673b8a70cdfa3d867ba20988315fc7039577dfdf7ca21b4196703a736aefc345084bc24f6a8b60c965f38ea2f5f661768355ebffba015eec73b0930ea4e840178e3283c95190d5a3", @ANYRESOCT=r5, @ANYRES8=r0, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r7) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r9, 0x1}, 0x14}}, 0x0) r10 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r10, 0x89f0, &(0x7f0000000200)={'tunl0\x00', 0x0}) r11 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r11, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[@ANYBLOB="ff13716b", @ANYRES16=r11, @ANYBLOB="00042abd7000fc000008000100000000000c00080001000007000000000c00034c29000000000000fe0c00040002000000fad900"/66], 0x48}, 0x1, 0x0, 0x0, 0x40000c0}, 0x4040000) 00:17:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0xcb060d7f7c44dab7}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r1, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x4a51094bb0d6a069}, 0x4040004) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0xcb060d7f7c44dab7}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r1, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x4a51094bb0d6a069}, 0x4040004) (async) [ 2662.444057] nbd: must specify a size in bytes for the device 00:17:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async, rerun: 64) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (rerun: 64) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async, rerun: 64) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r5, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r9 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r10, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r9, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r11}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x3c, 0x0, 0x800, 0x70bd27, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r7}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r11}]}, 0x3c}, 0x1, 0x0, 0x0, 0x20004010}, 0x20000000) 00:17:36 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) [ 2662.525410] nbd: must specify at least one socket 00:17:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0xcb060d7f7c44dab7}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r1, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x4a51094bb0d6a069}, 0x4040004) 00:17:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) [ 2662.546639] nbd: must specify at least one socket 00:17:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x6, 0x800, 0x5, &(0x7f00000000c0)={0xffffffffffffffff}) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r4) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000340), r4) bind$pptp(r3, &(0x7f0000000100)={0x18, 0x2, {0x1, @remote}}, 0x1e) (async) r5 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r5, 0x89e1, &(0x7f0000000080)={@local, @remote}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000140007b07f000100936b2feef9b60887ee0c1b168b0aa31006c62ccf0a94eaf8ca4934ba0e30e14fb9c0a9649b3e5965ca642684d7af25e6d3668cc95d38914e2678673b8a70cdfa3d867ba20988315fc7039577dfdf7ca21b4196703a736aefc345084bc24f6a8b60c965f38ea2f5f661768355ebffba015eec73b0930ea4e840178e3283c95190d5a3", @ANYRESOCT=r5, @ANYRES8=r0, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r7) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r9, 0x1}, 0x14}}, 0x0) (async) r10 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl$sock_ipv4_tunnel_SIOCGETTUNNEL(r10, 0x89f0, &(0x7f0000000200)={'tunl0\x00', 0x0}) (async) r11 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r11, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[@ANYBLOB="ff13716b", @ANYRES16=r11, @ANYBLOB="00042abd7000fc000008000100000000000c00080001000007000000000c00034c29000000000000fe0c00040002000000fad900"/66], 0x48}, 0x1, 0x0, 0x0, 0x40000c0}, 0x4040000) 00:17:36 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2662.577112] nbd: must specify a size in bytes for the device 00:17:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_open_procfs$namespace(0x0, &(0x7f00000000c0)='ns/time_for_children\x00') r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r5) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000228bd7000ffdbdf251400000008001d00", @ANYRES32=r4, @ANYBLOB="0800010003000000080001000300000008001d00", @ANYRES32=r5, @ANYBLOB="0c00060002d2eac9a69f1219"], 0x40}, 0x1, 0x0, 0x0, 0x4800}, 0x801) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) [ 2662.631494] nbd: must specify at least one socket 00:17:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c1002"], 0x4c}}, 0x0) 00:17:36 executing program 1: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2662.672959] nbd: must specify at least one socket [ 2662.687462] nbd: must specify a size in bytes for the device 00:17:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r4, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r5, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r9 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r10, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r9, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r11}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x3c, 0x0, 0x800, 0x70bd27, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r7}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r11}]}, 0x3c}, 0x1, 0x0, 0x0, 0x20004010}, 0x20000000) 00:17:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:17:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_open_procfs$namespace(0x0, &(0x7f00000000c0)='ns/time_for_children\x00') r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r5) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000228bd7000ffdbdf251400000008001d00", @ANYRES32=r4, @ANYBLOB="0800010003000000080001000300000008001d00", @ANYRES32=r5, @ANYBLOB="0c00060002d2eac9a69f1219"], 0x40}, 0x1, 0x0, 0x0, 0x4800}, 0x801) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c1002"], 0x4c}}, 0x0) 00:17:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:36 executing program 1: r0 = syz_init_net_socket$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$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) [ 2662.733406] nbd: must specify a size in bytes for the device [ 2662.755604] nbd: must specify a size in bytes for the device 00:17:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:17:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_open_procfs$namespace(0x0, &(0x7f00000000c0)='ns/time_for_children\x00') r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r5) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000228bd7000ffdbdf251400000008001d00", @ANYRES32=r4, @ANYBLOB="0800010003000000080001000300000008001d00", @ANYRES32=r5, @ANYBLOB="0c00060002d2eac9a69f1219"], 0x40}, 0x1, 0x0, 0x0, 0x4800}, 0x801) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_open_procfs$namespace(0x0, &(0x7f00000000c0)='ns/time_for_children\x00') (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r5) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000228bd7000ffdbdf251400000008001d00", @ANYRES32=r4, @ANYBLOB="0800010003000000080001000300000008001d00", @ANYRES32=r5, @ANYBLOB="0c00060002d2eac9a69f1219"], 0x40}, 0x1, 0x0, 0x0, 0x4800}, 0x801) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) 00:17:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c1002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c1002"], 0x4c}}, 0x0) (async) 00:17:36 executing program 1: r0 = syz_init_net_socket$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$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) [ 2662.813012] nbd: must specify a size in bytes for the device 00:17:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="01000040", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) 00:17:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000004fe9d1da54ea000000001000000000000000", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYRESHEX=r2], 0x4c}}, 0x0) 00:17:36 executing program 1: r0 = syz_init_net_socket$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$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2662.872684] nbd: must specify a size in bytes for the device [ 2662.899683] nbd: must specify a size in bytes for the device [ 2662.912291] nbd: must specify a size in bytes for the device 00:17:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x2c, r6, 0x200, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x362d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x2c}}, 0x20048014) 00:17:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 00:17:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000004fe9d1da54ea000000001000000000000000", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYRESHEX=r2], 0x4c}}, 0x0) 00:17:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="01000040", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) 00:17:36 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) [ 2662.976531] nla_parse: 215 callbacks suppressed [ 2662.976538] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. 00:17:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000004fe9d1da54ea000000001000000000000000", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYRESHEX=r2], 0x4c}}, 0x0) 00:17:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="01000040", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="01000040", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) (async) 00:17:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) [ 2663.018442] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2663.043578] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.4'. 00:17:36 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 00:17:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:36 executing program 0: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) [ 2663.066360] nbd: must specify a size in bytes for the device [ 2663.082397] nbd: must specify at least one socket 00:17:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x2c, r6, 0x200, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x362d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x2c}}, 0x20048014) 00:17:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB="b07f888d", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:36 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={0x0}}, 0x0) 00:17:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB="b07f888d", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:36 executing program 0: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) 00:17:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={0x0}}, 0x0) 00:17:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) [ 2663.191913] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2663.210120] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2663.222463] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.4'. 00:17:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB="b07f888d", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB="b07f888d", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={0x0}}, 0x0) 00:17:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x2c, r6, 0x200, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x362d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x2c}}, 0x20048014) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x2c, r6, 0x200, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x362d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x2c}}, 0x20048014) (async) [ 2663.253380] nbd: must specify a size in bytes for the device 00:17:36 executing program 0: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f00000000c0)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYRES16=r3, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c968788ee90c9169c1cfe405d6fb806da7ff993b842e", @ANYRES8=r0, @ANYBLOB="0c0002"], 0x4c}}, 0x5) 00:17:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:36 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) [ 2663.343349] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2663.365066] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2663.375595] nbd: must specify at least one socket 00:17:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f00000000c0)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYRES16=r3, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c968788ee90c9169c1cfe405d6fb806da7ff993b842e", @ANYRES8=r0, @ANYBLOB="0c0002"], 0x4c}}, 0x5) 00:17:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES64=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r5 = syz_genetlink_get_family_id$nl802154(0x0, r4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000200)={0x48, r5, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x48}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) r6 = gettid() syz_open_procfs$namespace(r6, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000080)={'wpan1\x00', 0x0}) r8 = getpgrp(0xffffffffffffffff) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x81a}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x3c, r5, 0x405, 0x70bd25, 0x25dfdbfc, {}, [@NL802154_ATTR_PID={0x8, 0x1c, r6}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_PID={0x8, 0x1c, r8}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r9}]}, 0x3c}, 0x1, 0x0, 0x0, 0x20000000}, 0x40000) [ 2663.402850] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2663.417573] nbd: must specify a size in bytes for the device 00:17:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:17:37 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd02", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:37 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:17:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f00000000c0)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYRES16=r3, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c968788ee90c9169c1cfe405d6fb806da7ff993b842e", @ANYRES8=r0, @ANYBLOB="0c0002"], 0x4c}}, 0x5) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f00000000c0)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYRES16=r3, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c968788ee90c9169c1cfe405d6fb806da7ff993b842e", @ANYRES8=r0, @ANYBLOB="0c0002"], 0x4c}}, 0x5) (async) [ 2663.485963] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2663.499824] nbd: must specify a size in bytes for the device [ 2663.506605] nbd: must specify a size in bytes for the device 00:17:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:17:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd02", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2663.565803] nbd: must specify a size in bytes for the device 00:17:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES64=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r5 = syz_genetlink_get_family_id$nl802154(0x0, r4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000200)={0x48, r5, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x48}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async) r6 = gettid() syz_open_procfs$namespace(r6, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000080)={'wpan1\x00', 0x0}) (async) r8 = getpgrp(0xffffffffffffffff) (async) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x81a}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x3c, r5, 0x405, 0x70bd25, 0x25dfdbfc, {}, [@NL802154_ATTR_PID={0x8, 0x1c, r6}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_PID={0x8, 0x1c, r8}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r9}]}, 0x3c}, 0x1, 0x0, 0x0, 0x20000000}, 0x40000) 00:17:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001f700001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB], 0x4c}}, 0x0) 00:17:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd02", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), r5) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x800) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) [ 2663.630824] nbd: must specify a size in bytes for the device [ 2663.663470] nbd: must specify a size in bytes for the device 00:17:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001f700001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB], 0x4c}}, 0x0) 00:17:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 00:17:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 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$nbd(&(0x7f0000000200), r2) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), r5) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x800) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), r5) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x800) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) 00:17:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES64=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r5 = syz_genetlink_get_family_id$nl802154(0x0, r4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000200)={0x48, r5, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x48}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) r6 = gettid() syz_open_procfs$namespace(r6, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000080)={'wpan1\x00', 0x0}) r8 = getpgrp(0xffffffffffffffff) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x81a}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x3c, r5, 0x405, 0x70bd25, 0x25dfdbfc, {}, [@NL802154_ATTR_PID={0x8, 0x1c, r6}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_PID={0x8, 0x1c, r8}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r9}]}, 0x3c}, 0x1, 0x0, 0x0, 0x20000000}, 0x40000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES64=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(0x0, r4) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000200)={0x48, r5, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x48}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async) gettid() (async) syz_open_procfs$namespace(r6, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f0000000080)={'wpan1\x00'}) (async) getpgrp(0xffffffffffffffff) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x81a}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x3c, r5, 0x405, 0x70bd25, 0x25dfdbfc, {}, [@NL802154_ATTR_PID={0x8, 0x1c, r6}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r7}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_PID={0x8, 0x1c, r8}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r9}]}, 0x3c}, 0x1, 0x0, 0x0, 0x20000000}, 0x40000) (async) [ 2663.676624] nbd: must specify a size in bytes for the device [ 2663.690440] nbd: must specify at least one socket [ 2663.713703] nbd: must specify a size in bytes for the device 00:17:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 00:17:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001f700001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB], 0x4c}}, 0x0) 00:17:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x7c}}, 0x0) [ 2663.746375] nbd: must specify a size in bytes for the device [ 2663.776571] nbd: must specify at least one socket 00:17:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), r5) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x800) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2663.814111] nbd: must specify a size in bytes for the device 00:17:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={0x0}}, 0x0) 00:17:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="0000002000000000000011000000"], 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2663.880657] nbd: must specify a size in bytes for the device [ 2663.886901] nbd: must specify a size in bytes for the device [ 2663.900205] nbd: must specify a size in bytes for the device [ 2663.924112] nbd: must specify at least one socket 00:17:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[], 0x4c}}, 0x1) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r2) r3 = syz_genetlink_get_family_id$devlink(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_SB_POOL_SET(r2, &(0x7f0000000300)={&(0x7f0000000040), 0xc, &(0x7f00000002c0)={&(0x7f00000000c0)={0x1c4, r3, 0x200, 0x70bd27, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x4}, {0x6, 0x11, 0xff}, {0x8, 0x13, 0x6}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x6}, {0x6, 0x11, 0x2}, {0x8, 0x13, 0x6}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x5}, {0x6, 0x11, 0x800}, {0x8}, {0x5, 0x14, 0xf6}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x7}, {0x6, 0x11, 0x400}, {0x8, 0x13, 0x1}, {0x5}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x8}, {0x6, 0x11, 0x5}, {0x8, 0x13, 0x1}, {0x5, 0x14, 0x1}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0xffffffff}, {0x6}, {0x8, 0x13, 0x8000}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0xa7}, {0x6}, {0x8, 0x13, 0x8}, {0x5, 0x14, 0x1}}]}, 0x1c4}, 0x1, 0x0, 0x0, 0x20040000}, 0x4010) 00:17:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={0x0}}, 0x0) 00:17:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x40, r1, 0x400, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x89ba78782b3e05}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x10004000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}, @NBD_ATTR_SIZE_BYTES={0x0, 0x2, 0x3}]}, 0x8}}, 0x8804) 00:17:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x40, r1, 0x400, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x89ba78782b3e05}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x10004000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}, @NBD_ATTR_SIZE_BYTES={0x0, 0x2, 0x3}]}, 0x8}}, 0x8804) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x40, r1, 0x400, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x89ba78782b3e05}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x10004000) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}, @NBD_ATTR_SIZE_BYTES={0x0, 0x2, 0x3}]}, 0x8}}, 0x8804) (async) 00:17:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={0x0}}, 0x0) 00:17:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="0000002000000000000011000000"], 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="0000002000000000000011000000"], 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[], 0x4c}}, 0x1) (async, rerun: 32) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (rerun: 32) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r2) r3 = syz_genetlink_get_family_id$devlink(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_SB_POOL_SET(r2, &(0x7f0000000300)={&(0x7f0000000040), 0xc, &(0x7f00000002c0)={&(0x7f00000000c0)={0x1c4, r3, 0x200, 0x70bd27, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x4}, {0x6, 0x11, 0xff}, {0x8, 0x13, 0x6}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x6}, {0x6, 0x11, 0x2}, {0x8, 0x13, 0x6}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x5}, {0x6, 0x11, 0x800}, {0x8}, {0x5, 0x14, 0xf6}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x7}, {0x6, 0x11, 0x400}, {0x8, 0x13, 0x1}, {0x5}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x8}, {0x6, 0x11, 0x5}, {0x8, 0x13, 0x1}, {0x5, 0x14, 0x1}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0xffffffff}, {0x6}, {0x8, 0x13, 0x8000}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0xa7}, {0x6}, {0x8, 0x13, 0x8}, {0x5, 0x14, 0x1}}]}, 0x1c4}, 0x1, 0x0, 0x0, 0x20040000}, 0x4010) 00:17:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x40, r1, 0x400, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x89ba78782b3e05}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x10004000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}, @NBD_ATTR_SIZE_BYTES={0x0, 0x2, 0x3}]}, 0x8}}, 0x8804) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x40, r1, 0x400, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x89ba78782b3e05}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x10004000) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}, @NBD_ATTR_SIZE_BYTES={0x0, 0x2, 0x3}]}, 0x8}}, 0x8804) (async) 00:17:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="0000002000000000000011000000"], 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB="14000000", @ANYRES16=r2, @ANYBLOB="0000002000000000000011000000"], 0x14}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 32) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[], 0x4c}}, 0x1) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r2) (async) r3 = syz_genetlink_get_family_id$devlink(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_SB_POOL_SET(r2, &(0x7f0000000300)={&(0x7f0000000040), 0xc, &(0x7f00000002c0)={&(0x7f00000000c0)={0x1c4, r3, 0x200, 0x70bd27, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x4}, {0x6, 0x11, 0xff}, {0x8, 0x13, 0x6}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x6}, {0x6, 0x11, 0x2}, {0x8, 0x13, 0x6}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x5}, {0x6, 0x11, 0x800}, {0x8}, {0x5, 0x14, 0xf6}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x7}, {0x6, 0x11, 0x400}, {0x8, 0x13, 0x1}, {0x5}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x8}, {0x6, 0x11, 0x5}, {0x8, 0x13, 0x1}, {0x5, 0x14, 0x1}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0xffffffff}, {0x6}, {0x8, 0x13, 0x8000}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0xa7}, {0x6}, {0x8, 0x13, 0x8}, {0x5, 0x14, 0x1}}]}, 0x1c4}, 0x1, 0x0, 0x0, 0x20040000}, 0x4010) 00:17:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f00000000c0), 0xffffffffffffffff) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r1, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x1c, r2, 0x800, 0x70bd2d, 0x25dfdbfb, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4010}, 0x20000800) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='\x00\x00', @ANYRES16=r7, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) sendmsg$DEVLINK_CMD_SB_POOL_SET(r8, &(0x7f00000004c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000440)={&(0x7f0000000300)={0x10c, 0x0, 0x200, 0x70bd2d, 0x25dfdbff, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0xbd}, {0x6, 0x11, 0x7}, {0x8, 0x13, 0xfffffffd}, {0x5, 0x14, 0x1}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x8}, {0x6, 0x11, 0x1}, {0x8, 0x13, 0x10000}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x7ff}, {0x6, 0x11, 0x6}, {0x8, 0x13, 0x6000000}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x1ff}, {0x6, 0x11, 0xffff}, {0x8, 0x13, 0xd05}, {0x5, 0x14, 0x1}}]}, 0x10c}, 0x1, 0x0, 0x0, 0x8041}, 0x4000014) 00:17:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000000)={@private2={0xfc, 0x2, '\x00', 0x1}, @ipv4={'\x00', '\xff\xff', @broadcast}}) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r5 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r5, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)=ANY=[@ANYRESDEC=r2, @ANYRES8=r0, @ANYRES8=r4, @ANYRES16=r1, @ANYRESHEX=0x0, @ANYRESHEX=r3, @ANYRESHEX=r1, @ANYRESOCT=r3, @ANYRES32=r5, @ANYRES8=r4], 0x4c}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) 00:17:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x7c}}, 0x0) 00:17:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB, @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000000)={@private2={0xfc, 0x2, '\x00', 0x1}, @ipv4={'\x00', '\xff\xff', @broadcast}}) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) r5 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r5, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)=ANY=[@ANYRESDEC=r2, @ANYRES8=r0, @ANYRES8=r4, @ANYRES16=r1, @ANYRESHEX=0x0, @ANYRESHEX=r3, @ANYRESHEX=r1, @ANYRESOCT=r3, @ANYRES32=r5, @ANYRES8=r4], 0x4c}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) 00:17:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRESOCT=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRESOCT=r1, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB, @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x7c}}, 0x0) 00:17:37 executing program 0: 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$nl802154(&(0x7f00000000c0), 0xffffffffffffffff) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r1, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x1c, r2, 0x800, 0x70bd2d, 0x25dfdbfb, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4010}, 0x20000800) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='\x00\x00', @ANYRES16=r7, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) (async) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) sendmsg$DEVLINK_CMD_SB_POOL_SET(r8, &(0x7f00000004c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000440)={&(0x7f0000000300)={0x10c, 0x0, 0x200, 0x70bd2d, 0x25dfdbff, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0xbd}, {0x6, 0x11, 0x7}, {0x8, 0x13, 0xfffffffd}, {0x5, 0x14, 0x1}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x8}, {0x6, 0x11, 0x1}, {0x8, 0x13, 0x10000}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x7ff}, {0x6, 0x11, 0x6}, {0x8, 0x13, 0x6000000}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x1ff}, {0x6, 0x11, 0xffff}, {0x8, 0x13, 0xd05}, {0x5, 0x14, 0x1}}]}, 0x10c}, 0x1, 0x0, 0x0, 0x8041}, 0x4000014) 00:17:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRESOCT=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRESOCT=r1, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000000)={@private2={0xfc, 0x2, '\x00', 0x1}, @ipv4={'\x00', '\xff\xff', @broadcast}}) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) r5 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r5, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)=ANY=[@ANYRESDEC=r2, @ANYRES8=r0, @ANYRES8=r4, @ANYRES16=r1, @ANYRESHEX=0x0, @ANYRESHEX=r3, @ANYRESHEX=r1, @ANYRESOCT=r3, @ANYRES32=r5, @ANYRES8=r4], 0x4c}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) 00:17:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB, @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRESOCT=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRESOCT=r1, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x7c}}, 0x0) 00:17:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYRESHEX=r4, @ANYRESOCT=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32=r3, @ANYRES32=r2], 0x4c}}, 0x8000) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r1) ioctl$sock_SIOCGIFINDEX_802154(r1, 0x8933, &(0x7f00000000c0)={'wpan0\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r5, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x5c, r6, 0x8, 0x70bd27, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x7}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x9}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r7}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x20004000}, 0x40000) 00:17:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2664.549354] nbd: must specify at least one socket 00:17:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nl802154(&(0x7f00000000c0), 0xffffffffffffffff) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r1, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x1c, r2, 0x800, 0x70bd2d, 0x25dfdbfb, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4010}, 0x20000800) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='\x00\x00', @ANYRES16=r7, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000240), 0x0, 0x0) sendmsg$DEVLINK_CMD_SB_POOL_SET(r8, &(0x7f00000004c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000440)={&(0x7f0000000300)={0x10c, 0x0, 0x200, 0x70bd2d, 0x25dfdbff, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0xbd}, {0x6, 0x11, 0x7}, {0x8, 0x13, 0xfffffffd}, {0x5, 0x14, 0x1}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x8}, {0x6, 0x11, 0x1}, {0x8, 0x13, 0x10000}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x7ff}, {0x6, 0x11, 0x6}, {0x8, 0x13, 0x6000000}, {0x5}}, {@pci={{0x8}, {0x11}}, {0x8, 0xb, 0x1ff}, {0x6, 0x11, 0xffff}, {0x8, 0x13, 0xd05}, {0x5, 0x14, 0x1}}]}, 0x10c}, 0x1, 0x0, 0x0, 0x8041}, 0x4000014) 00:17:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x4c, r5, 0x300, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4}, 0x20000040) 00:17:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x70}}, 0x0) 00:17:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2664.615572] nbd: must specify at least one socket 00:17:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x7c}}, 0x0) 00:17:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYRESHEX=r4, @ANYRESOCT=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32=r3, @ANYRES32=r2], 0x4c}}, 0x8000) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r1) (async) ioctl$sock_SIOCGIFINDEX_802154(r1, 0x8933, &(0x7f00000000c0)={'wpan0\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r5, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x5c, r6, 0x8, 0x70bd27, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x7}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x9}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r7}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x20004000}, 0x40000) 00:17:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="2100000000000000000001000000040007800c000200000000000000000008005a0000000000"], 0x2c}}, 0x0) 00:17:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x70}}, 0x0) [ 2664.699987] nbd: must specify at least one socket 00:17:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x4c, r5, 0x300, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4}, 0x20000040) 00:17:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) [ 2664.773991] nbd: must specify at least one socket 00:17:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x4c, r5, 0x300, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4}, 0x20000040) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x4c, r5, 0x300, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4}, 0x20000040) (async) 00:17:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x70}}, 0x0) 00:17:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000140007", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYRESHEX=r4, @ANYRESOCT=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32=r3, @ANYRES32=r2], 0x4c}}, 0x8000) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r1) ioctl$sock_SIOCGIFINDEX_802154(r1, 0x8933, &(0x7f00000000c0)={'wpan0\x00', 0x0}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r5, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x5c, r6, 0x8, 0x70bd27, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x7}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x9}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r7}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x20004000}, 0x40000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYRESHEX=r4, @ANYRESOCT=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32=r3, @ANYRES32=r2], 0x4c}}, 0x8000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r1) (async) ioctl$sock_SIOCGIFINDEX_802154(r1, 0x8933, &(0x7f00000000c0)={'wpan0\x00'}) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r5, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x5c, r6, 0x8, 0x70bd27, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x7}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0x9}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r7}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5, 0x36, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x20004000}, 0x40000) (async) 00:17:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="2100000000000000000001000000040007800c000200000000000000000008005a0000000000"], 0x2c}}, 0x0) [ 2664.797292] nbd: must specify at least one socket 00:17:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) 00:17:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000140007", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2664.882639] nbd: must specify at least one socket [ 2664.896011] nbd: must specify at least one socket 00:17:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) sendmsg$IEEE802154_LLSEC_ADD_KEY(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x1c, 0x0, 0x20, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20000010}, 0x4000000) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYRES32=r0, @ANYRES16=r1, @ANYRESHEX=r1, @ANYRES16=r3, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:17:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="2100000000000000000001000000040007800c000200000000000000000008005a0000000000"], 0x2c}}, 0x0) [ 2664.957177] nbd: must specify at least one socket 00:17:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000140007", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 00:17:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = socket$igmp(0x2, 0x3, 0x2) (async) sendmsg$IEEE802154_LLSEC_ADD_KEY(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x1c, 0x0, 0x20, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20000010}, 0x4000000) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYRES32=r0, @ANYRES16=r1, @ANYRESHEX=r1, @ANYRES16=r3, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:17:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004dafdb4c6954ad6b700000000000000082db718fe32fbbd"], 0x2c}}, 0x0) [ 2665.084085] nbd: must specify at least one socket 00:17:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000140007800800", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) sendmsg$IEEE802154_LLSEC_ADD_KEY(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x1c, 0x0, 0x20, 0x70bd28, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20000010}, 0x4000000) (async) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYRES32=r0, @ANYRES16=r1, @ANYRESHEX=r1, @ANYRES16=r3, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:17:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) [ 2665.123112] nbd: must specify at least one socket 00:17:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004dafdb4c6954ad6b700000000000000082db718fe32fbbd"], 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004dafdb4c6954ad6b700000000000000082db718fe32fbbd"], 0x2c}}, 0x0) (async) 00:17:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2665.163667] nbd: must specify a size in bytes for the device 00:17:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x7c}}, 0x0) [ 2665.205708] nbd: must specify at least one socket 00:17:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 00:17:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r1, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="4d000202", @ANYRES64=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000004dafdb4c6954ad6b700000000000000082db718fe32fbbd"], 0x2c}}, 0x0) 00:17:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000140007800800", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2665.242096] nbd: must specify at least one socket [ 2665.251003] nbd: must specify a size in bytes for the device [ 2665.277563] nbd: must specify a size in bytes for the device 00:17:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r1, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="4d000202", @ANYRES64=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r1, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="4d000202", @ANYRES64=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 00:17:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x7c}}, 0x0) 00:17:38 executing program 0: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r0) ioctl$DRM_IOCTL_SYNCOBJ_DESTROY(r0, 0xc00864c0, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000140007800800", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2665.350280] nbd: must specify at least one socket [ 2665.363363] nbd: must specify a size in bytes for the device 00:17:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r1 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r1, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="4d000202", @ANYRES64=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x58}}, 0x0) 00:17:39 executing program 0: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r0) ioctl$DRM_IOCTL_SYNCOBJ_DESTROY(r0, 0xc00864c0, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x7c}}, 0x0) 00:17:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000014000780080001", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2665.447601] nbd: must specify a size in bytes for the device [ 2665.459431] nbd: must specify a size in bytes for the device [ 2665.478164] nbd: must specify a size in bytes for the device 00:17:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000078008000100000000000b98000000", @ANYRES16=r2, @ANYBLOB="e793d48193f293da8b7163", @ANYRES32, @ANYBLOB="080002"], 0x4c}, 0x1, 0x0, 0x0, 0x10}, 0x2004c030) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000000c0), r5) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r6, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="0c401600", @ANYRES16=r7, @ANYBLOB="01000000000000000000040000002400070073797374656d5f753a6f626a6563745f723a70616d5f657865635f743a73300014000200fe8000000000000000000000000000aa"], 0x4c}}, 0x0) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r4, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r7, 0x8, 0xd05, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'ip6_vti0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'pim6reg1\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x8000}, 0x4002080) 00:17:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x58}}, 0x0) 00:17:39 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r1, 0x501}, 0x14}}, 0x0) r2 = getpgrp(0x0) sendmsg$DEVLINK_CMD_RELOAD(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0xd0, r1, 0x100, 0x70bd2a, 0x25dfdbfe, {}, [{@pci={{0x8}, {0x11}}, @DEVLINK_ATTR_NETNS_ID={0x8, 0x8c, 0x2}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_FD={0x8}}, {@pci={{0x8}, {0x11}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, 0xffffffffffffffff}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_FD={0x8}}, {@pci={{0x8}, {0x11}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r2}}]}, 0xd0}, 0x1, 0x0, 0x0, 0x4000000}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000078008000100000000000b98000000", @ANYRES16=r2, @ANYBLOB="e793d48193f293da8b7163", @ANYRES32, @ANYBLOB="080002"], 0x4c}, 0x1, 0x0, 0x0, 0x10}, 0x2004c030) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000000c0), r5) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r6, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="0c401600", @ANYRES16=r7, @ANYBLOB="01000000000000000000040000002400070073797374656d5f753a6f626a6563745f723a70616d5f657865635f743a73300014000200fe8000000000000000000000000000aa"], 0x4c}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r4, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r7, 0x8, 0xd05, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'ip6_vti0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'pim6reg1\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x8000}, 0x4002080) 00:17:39 executing program 0: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r0) (async, rerun: 64) ioctl$DRM_IOCTL_SYNCOBJ_DESTROY(r0, 0xc00864c0, &(0x7f0000000080)) (async, rerun: 64) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x58}}, 0x0) 00:17:39 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r1, 0x501}, 0x14}}, 0x0) r2 = getpgrp(0x0) sendmsg$DEVLINK_CMD_RELOAD(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0xd0, r1, 0x100, 0x70bd2a, 0x25dfdbfe, {}, [{@pci={{0x8}, {0x11}}, @DEVLINK_ATTR_NETNS_ID={0x8, 0x8c, 0x2}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_FD={0x8}}, {@pci={{0x8}, {0x11}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, 0xffffffffffffffff}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_FD={0x8}}, {@pci={{0x8}, {0x11}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r2}}]}, 0xd0}, 0x1, 0x0, 0x0, 0x4000000}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) (async) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r1, 0x501}, 0x14}}, 0x0) (async) getpgrp(0x0) (async) sendmsg$DEVLINK_CMD_RELOAD(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0xd0, r1, 0x100, 0x70bd2a, 0x25dfdbfe, {}, [{@pci={{0x8}, {0x11}}, @DEVLINK_ATTR_NETNS_ID={0x8, 0x8c, 0x2}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_FD={0x8}}, {@pci={{0x8}, {0x11}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, 0xffffffffffffffff}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_FD={0x8}}, {@pci={{0x8}, {0x11}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r2}}]}, 0xd0}, 0x1, 0x0, 0x0, 0x4000000}, 0x20040000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) [ 2665.580702] nbd: must specify a size in bytes for the device 00:17:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000014000780080001", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x70}}, 0x0) 00:17:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 00:17:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r3 = syz_genetlink_get_family_id$nl802154(0x0, r2) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r3, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x4c, r3, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_PID={0x8, 0x1c, 0xffffffffffffffff}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_PID={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000080}, 0x4800) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_RATE_SET(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x54, 0x0, 0x2, 0x70bd2c, 0x25dfdbff, {}, [@DEVLINK_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @DEVLINK_ATTR_RATE_PARENT_NODE_NAME={0xe}, @DEVLINK_ATTR_RATE_PARENT_NODE_NAME={0xe}, @DEVLINK_ATTR_RATE_TX_MAX={0xc, 0xa7, 0x4e0a}, @DEVLINK_ATTR_RATE_TX_SHARE={0xc, 0xa6, 0x8000}]}, 0x54}, 0x1, 0x0, 0x0, 0x2804c010}, 0x8014) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000078008000100000000000b98000000", @ANYRES16=r2, @ANYBLOB="e793d48193f293da8b7163", @ANYRES32, @ANYBLOB="080002"], 0x4c}, 0x1, 0x0, 0x0, 0x10}, 0x2004c030) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f00000000c0), r5) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r6, &(0x7f0000000240)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)=ANY=[@ANYBLOB="0c401600", @ANYRES16=r7, @ANYBLOB="01000000000000000000040000002400070073797374656d5f753a6f626a6563745f723a70616d5f657865635f743a73300014000200fe8000000000000000000000000000aa"], 0x4c}}, 0x0) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r4, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x50, r7, 0x8, 0xd05, 0x25dfdbfc, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast1}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'ip6_vti0\x00'}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'pim6reg1\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x8000}, 0x4002080) 00:17:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x70}}, 0x0) 00:17:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000014000780080001", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:39 executing program 3: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r1, 0x501}, 0x14}}, 0x0) r2 = getpgrp(0x0) sendmsg$DEVLINK_CMD_RELOAD(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0xd0, r1, 0x100, 0x70bd2a, 0x25dfdbfe, {}, [{@pci={{0x8}, {0x11}}, @DEVLINK_ATTR_NETNS_ID={0x8, 0x8c, 0x2}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_FD={0x8}}, {@pci={{0x8}, {0x11}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, 0xffffffffffffffff}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, @DEVLINK_ATTR_NETNS_FD={0x8}}, {@pci={{0x8}, {0x11}}, @DEVLINK_ATTR_NETNS_PID={0x8, 0x8b, r2}}]}, 0xd0}, 0x1, 0x0, 0x0, 0x4000000}, 0x20040000) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r3) (async, rerun: 32) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2665.701442] nbd: must specify a size in bytes for the device 00:17:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x4c}}, 0x0) 00:17:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB], 0x4c}}, 0x0) 00:17:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) (async) r3 = syz_genetlink_get_family_id$nl802154(0x0, r2) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r3, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x4c, r3, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_PID={0x8, 0x1c, 0xffffffffffffffff}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_PID={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000080}, 0x4800) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_RATE_SET(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x54, 0x0, 0x2, 0x70bd2c, 0x25dfdbff, {}, [@DEVLINK_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @DEVLINK_ATTR_RATE_PARENT_NODE_NAME={0xe}, @DEVLINK_ATTR_RATE_PARENT_NODE_NAME={0xe}, @DEVLINK_ATTR_RATE_TX_MAX={0xc, 0xa7, 0x4e0a}, @DEVLINK_ATTR_RATE_TX_SHARE={0xc, 0xa6, 0x8000}]}, 0x54}, 0x1, 0x0, 0x0, 0x2804c010}, 0x8014) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x70}}, 0x0) 00:17:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2665.833052] nbd: must specify a size in bytes for the device 00:17:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x4c}}, 0x0) 00:17:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f0000000500)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000004c0)={&(0x7f00000003c0)={0x94, 0x0, 0x1, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_DOMAIN={0x11, 0x1, '802.15.4 MAC\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @empty}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x38}}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x29}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @loopback}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x8}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @broadcast}]}, 0x94}, 0x1, 0x0, 0x0, 0x8}, 0x40010) r3 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000280), r2) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x34, r3, 0x200, 0x70bd2a, 0x25dfdbff, {}, [@IEEE802154_ATTR_BCN_ORD={0x5}, @IEEE802154_ATTR_CHANNEL={0x5, 0x7, 0x10}, @IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x1}, @IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x5}]}, 0x34}, 0x1, 0x0, 0x0, 0xa081}, 0x814) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9f8d3cc3b6aaeef317cf9afe0c6e77f484b7d8fafb87c6f443eea7f56da3a65980a4dcfa597e70d2e1f23421e48653e17581bb3835e6885fae6a1d9d1d38ed40046ea7b020b3d4a6ff16996e8c3e2", @ANYRES32=r4, @ANYBLOB="af800200"/18], 0x4c}}, 0x0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000580)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="010029bd7000ffdbdf250d000000050007000300000005001d001e00000005001d0003000000050007000500000005001700aa00000005001700e5000000dd515ea0b2d08d3dbe5a99c24e7cc1adb6746b1693cd2e0b1f46ad8ade30bee10f66f9daf6767765fa311e47cca6aa69726d8ffeb393ff924355e1d1c16401be734ea7824ecccf8ed6dd704c96295189023e59914aab2b8501574c2e720dc24bfd3e508c701d9cc6ab3d959356bf57db70be3f9e0bd7167fbf9fd224311b55f5e5beb3a2a073a1dda08e601e3b2d876fd0f861c7a91dff6d"], 0x44}, 0x1, 0x0, 0x0, 0x40000}, 0x4000001) 00:17:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) 00:17:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB], 0x4c}}, 0x0) (async) 00:17:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r3 = syz_genetlink_get_family_id$nl802154(0x0, r2) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r3, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x4c, r3, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_PID={0x8, 0x1c, 0xffffffffffffffff}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_PID={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000080}, 0x4800) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_RATE_SET(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x54, 0x0, 0x2, 0x70bd2c, 0x25dfdbff, {}, [@DEVLINK_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @DEVLINK_ATTR_RATE_PARENT_NODE_NAME={0xe}, @DEVLINK_ATTR_RATE_PARENT_NODE_NAME={0xe}, @DEVLINK_ATTR_RATE_TX_MAX={0xc, 0xa7, 0x4e0a}, @DEVLINK_ATTR_RATE_TX_SHARE={0xc, 0xa6, 0x8000}]}, 0x54}, 0x1, 0x0, 0x0, 0x2804c010}, 0x8014) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(0x0, r2) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r3, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x4c, r3, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_PID={0x8, 0x1c, 0xffffffffffffffff}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_PID={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000080}, 0x4800) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$DEVLINK_CMD_RATE_SET(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x54, 0x0, 0x2, 0x70bd2c, 0x25dfdbff, {}, [@DEVLINK_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @DEVLINK_ATTR_RATE_PARENT_NODE_NAME={0xe}, @DEVLINK_ATTR_RATE_PARENT_NODE_NAME={0xe}, @DEVLINK_ATTR_RATE_TX_MAX={0xc, 0xa7, 0x4e0a}, @DEVLINK_ATTR_RATE_TX_SHARE={0xc, 0xa6, 0x8000}]}, 0x54}, 0x1, 0x0, 0x0, 0x2804c010}, 0x8014) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) 00:17:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2665.883786] nbd: must specify a size in bytes for the device 00:17:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x4c}}, 0x0) 00:17:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 00:17:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB], 0x4c}}, 0x0) 00:17:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}}, 0x0) 00:17:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f0000000500)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000004c0)={&(0x7f00000003c0)={0x94, 0x0, 0x1, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_DOMAIN={0x11, 0x1, '802.15.4 MAC\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @empty}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x38}}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x29}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @loopback}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x8}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @broadcast}]}, 0x94}, 0x1, 0x0, 0x0, 0x8}, 0x40010) (async) r3 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000280), r2) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x34, r3, 0x200, 0x70bd2a, 0x25dfdbff, {}, [@IEEE802154_ATTR_BCN_ORD={0x5}, @IEEE802154_ATTR_CHANNEL={0x5, 0x7, 0x10}, @IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x1}, @IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x5}]}, 0x34}, 0x1, 0x0, 0x0, 0xa081}, 0x814) (async) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9f8d3cc3b6aaeef317cf9afe0c6e77f484b7d8fafb87c6f443eea7f56da3a65980a4dcfa597e70d2e1f23421e48653e17581bb3835e6885fae6a1d9d1d38ed40046ea7b020b3d4a6ff16996e8c3e2", @ANYRES32=r4, @ANYBLOB="af800200"/18], 0x4c}}, 0x0) (async) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000580)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="010029bd7000ffdbdf250d000000050007000300000005001d001e00000005001d0003000000050007000500000005001700aa00000005001700e5000000dd515ea0b2d08d3dbe5a99c24e7cc1adb6746b1693cd2e0b1f46ad8ade30bee10f66f9daf6767765fa311e47cca6aa69726d8ffeb393ff924355e1d1c16401be734ea7824ecccf8ed6dd704c96295189023e59914aab2b8501574c2e720dc24bfd3e508c701d9cc6ab3d959356bf57db70be3f9e0bd7167fbf9fd224311b55f5e5beb3a2a073a1dda08e601e3b2d876fd0f861c7a91dff6d"], 0x44}, 0x1, 0x0, 0x0, 0x40000}, 0x4000001) [ 2665.990221] nbd: must specify a size in bytes for the device [ 2666.002810] nbd: must specify a size in bytes for the device [ 2666.011508] nbd: must specify a size in bytes for the device 00:17:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 00:17:39 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x40}}, 0x0) 00:17:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[], 0x4c}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14, 0x0, 0x0, 0xfffffffc}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r0) sendmsg$IEEE802154_START_REQ(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd2c, 0x25dfdbfb, {}, [@IEEE802154_ATTR_BAT_EXT={0x5, 0x1a, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4040}, 0x20000000) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r6) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x2c, r8, 0x20, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x80}, 0x20008000) 00:17:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) [ 2666.115112] nbd: must specify a size in bytes for the device 00:17:39 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r0) (async, rerun: 64) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x40}}, 0x0) 00:17:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f0000000500)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000004c0)={&(0x7f00000003c0)={0x94, 0x0, 0x1, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_DOMAIN={0x11, 0x1, '802.15.4 MAC\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @empty}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x38}}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x29}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @loopback}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x8}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @broadcast}]}, 0x94}, 0x1, 0x0, 0x0, 0x8}, 0x40010) r3 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000280), r2) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x34, r3, 0x200, 0x70bd2a, 0x25dfdbff, {}, [@IEEE802154_ATTR_BCN_ORD={0x5}, @IEEE802154_ATTR_CHANNEL={0x5, 0x7, 0x10}, @IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x1}, @IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x5}]}, 0x34}, 0x1, 0x0, 0x0, 0xa081}, 0x814) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9f8d3cc3b6aaeef317cf9afe0c6e77f484b7d8fafb87c6f443eea7f56da3a65980a4dcfa597e70d2e1f23421e48653e17581bb3835e6885fae6a1d9d1d38ed40046ea7b020b3d4a6ff16996e8c3e2", @ANYRES32=r4, @ANYBLOB="af800200"/18], 0x4c}}, 0x0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000580)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="010029bd7000ffdbdf250d000000050007000300000005001d001e00000005001d0003000000050007000500000005001700aa00000005001700e5000000dd515ea0b2d08d3dbe5a99c24e7cc1adb6746b1693cd2e0b1f46ad8ade30bee10f66f9daf6767765fa311e47cca6aa69726d8ffeb393ff924355e1d1c16401be734ea7824ecccf8ed6dd704c96295189023e59914aab2b8501574c2e720dc24bfd3e508c701d9cc6ab3d959356bf57db70be3f9e0bd7167fbf9fd224311b55f5e5beb3a2a073a1dda08e601e3b2d876fd0f861c7a91dff6d"], 0x44}, 0x1, 0x0, 0x0, 0x40000}, 0x4000001) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f0000000500)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000004c0)={&(0x7f00000003c0)={0x94, 0x0, 0x1, 0x70bd2a, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_DOMAIN={0x11, 0x1, '802.15.4 MAC\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @empty}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x38}}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x29}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @loopback}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x8}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @broadcast}]}, 0x94}, 0x1, 0x0, 0x0, 0x8}, 0x40010) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000280), r2) (async) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x34, r3, 0x200, 0x70bd2a, 0x25dfdbff, {}, [@IEEE802154_ATTR_BCN_ORD={0x5}, @IEEE802154_ATTR_CHANNEL={0x5, 0x7, 0x10}, @IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x1}, @IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x5}]}, 0x34}, 0x1, 0x0, 0x0, 0xa081}, 0x814) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000180)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9f8d3cc3b6aaeef317cf9afe0c6e77f484b7d8fafb87c6f443eea7f56da3a65980a4dcfa597e70d2e1f23421e48653e17581bb3835e6885fae6a1d9d1d38ed40046ea7b020b3d4a6ff16996e8c3e2", @ANYRES32=r4, @ANYBLOB="af800200"/18], 0x4c}}, 0x0) (async) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000580)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="010029bd7000ffdbdf250d000000050007000300000005001d001e00000005001d0003000000050007000500000005001700aa00000005001700e5000000dd515ea0b2d08d3dbe5a99c24e7cc1adb6746b1693cd2e0b1f46ad8ade30bee10f66f9daf6767765fa311e47cca6aa69726d8ffeb393ff924355e1d1c16401be734ea7824ecccf8ed6dd704c96295189023e59914aab2b8501574c2e720dc24bfd3e508c701d9cc6ab3d959356bf57db70be3f9e0bd7167fbf9fd224311b55f5e5beb3a2a073a1dda08e601e3b2d876fd0f861c7a91dff6d"], 0x44}, 0x1, 0x0, 0x0, 0x40000}, 0x4000001) (async) 00:17:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2666.179762] nbd: must specify a size in bytes for the device 00:17:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x40}}, 0x0) 00:17:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 00:17:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[], 0x4c}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14, 0x0, 0x0, 0xfffffffc}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r0) sendmsg$IEEE802154_START_REQ(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd2c, 0x25dfdbfb, {}, [@IEEE802154_ATTR_BAT_EXT={0x5, 0x1a, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4040}, 0x20000000) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r6) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x2c, r8, 0x20, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x80}, 0x20008000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[], 0x4c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14, 0x0, 0x0, 0xfffffffc}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r0) (async) sendmsg$IEEE802154_START_REQ(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd2c, 0x25dfdbfb, {}, [@IEEE802154_ATTR_BAT_EXT={0x5, 0x1a, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4040}, 0x20000000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) (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$nbd(&(0x7f0000000200), r6) (async) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r8, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x2c, r8, 0x20, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x80}, 0x20008000) (async) 00:17:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x20, r1, 0x200, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x48010}, 0x800) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="41000000000400000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000040)={'wpan4\x00'}) [ 2666.250868] nbd: must specify a size in bytes for the device [ 2666.266789] nbd: must specify at least one socket 00:17:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:39 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r0) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}}, 0x0) 00:17:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x58}}, 0x0) 00:17:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x20, r1, 0x200, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x48010}, 0x800) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="41000000000400000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000040)={'wpan4\x00'}) 00:17:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) setsockopt$CAIFSO_LINK_SELECT(r3, 0x116, 0x7f, &(0x7f0000000080), 0x4) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2666.395052] nbd: must specify at least one socket [ 2666.414132] nbd: must specify a size in bytes for the device 00:17:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}}, 0x0) 00:17:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[], 0x4c}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14, 0x0, 0x0, 0xfffffffc}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r0) sendmsg$IEEE802154_START_REQ(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd2c, 0x25dfdbfb, {}, [@IEEE802154_ATTR_BAT_EXT={0x5, 0x1a, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4040}, 0x20000000) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r6) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x2c, r8, 0x20, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x80}, 0x20008000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[], 0x4c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14, 0x0, 0x0, 0xfffffffc}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r0) (async) sendmsg$IEEE802154_START_REQ(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd2c, 0x25dfdbfb, {}, [@IEEE802154_ATTR_BAT_EXT={0x5, 0x1a, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4040}, 0x20000000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) (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$nbd(&(0x7f0000000200), r6) (async) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r8, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x2c, r8, 0x20, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x80}, 0x20008000) (async) 00:17:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x58}}, 0x0) 00:17:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) setsockopt$CAIFSO_LINK_SELECT(r3, 0x116, 0x7f, &(0x7f0000000080), 0x4) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) (async) setsockopt$CAIFSO_LINK_SELECT(r3, 0x116, 0x7f, &(0x7f0000000080), 0x4) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) 00:17:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}}, 0x0) [ 2666.498066] nbd: must specify a size in bytes for the device 00:17:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x58}}, 0x0) [ 2666.546609] nbd: must specify at least one socket 00:17:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x20, r1, 0x200, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x48010}, 0x800) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="41000000000400000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000040)={'wpan4\x00'}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x20, r1, 0x200, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x20}, 0x1, 0x0, 0x0, 0x48010}, 0x800) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="41000000000400000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000040)={'wpan4\x00'}) (async) 00:17:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 00:17:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) 00:17:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) setsockopt$CAIFSO_LINK_SELECT(r3, 0x116, 0x7f, &(0x7f0000000080), 0x4) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) (async) setsockopt$CAIFSO_LINK_SELECT(r3, 0x116, 0x7f, &(0x7f0000000080), 0x4) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) [ 2666.580315] nbd: must specify a size in bytes for the device 00:17:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r4) sendmsg$IEEE802154_LLSEC_GETPARAMS(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r6, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_KEY(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, r6, 0x200, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x7}, @IEEE802154_ATTR_PAN_ID={0x6, 0x6, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000011}, 0x90) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2666.649234] nbd: must specify at least one socket 00:17:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) 00:17:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r4) sendmsg$IEEE802154_LLSEC_GETPARAMS(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r6, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_ADD_KEY(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, r6, 0x200, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x7}, @IEEE802154_ATTR_PAN_ID={0x6, 0x6, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000011}, 0x90) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x4c}}, 0x0) 00:17:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) 00:17:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), r2) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000200)={0x54, r3, 0x400, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @remote}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast2}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r6, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="0000bf00c9", @ANYRES32, @ANYBLOB="13f573e66aa20c0002000000000000000000002dc205eed40fea9a7648c838942a4b6add4d0e5040cfc9f2d98b5a63b2efffb9b62bf6957c7f551ca90b63fdd5374f00300301b742e8a162e7035d50933106e48ad542f30cf1179068c2cc389ee36548b59b6bd8f7286e02cbdbabc348b56c5df1234d08cbbc22dd0ca3c959befc7dcb64a129c04cfe3acf3c187d8d0fb13815dc78d8b77a288704f1504051656c1fc1e8e7e4b0", @ANYBLOB="ab4fa27c65cf2f5d0e008dfd25794ddad5969335f50f5ece114048b07cf54c6e4ef47040f40ab07b016772f5f505a91dad6cef0f44734033cb51259ddc9e11a2074e5f77c591ee362ec867510429ce686a5e5f5ac3e71a4d7dfbb95af9d352c95488b22943497c0ec9b532812c3fa7397b0c306b52ed95569aa7f40adf64", @ANYRES64=r6], 0x4c}}, 0x0) [ 2666.769815] nbd: must specify at least one socket 00:17:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000080)={'wpan3\x00'}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x4c}}, 0x0) 00:17:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r4) sendmsg$IEEE802154_LLSEC_GETPARAMS(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r6, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_KEY(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, r6, 0x200, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x7}, @IEEE802154_ATTR_PAN_ID={0x6, 0x6, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000011}, 0x90) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r4) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r6, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_ADD_KEY(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, r6, 0x200, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_FRAME_TYPES={0x5, 0x31, 0x7}, @IEEE802154_ATTR_PAN_ID={0x6, 0x6, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000011}, 0x90) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}}, 0x0) 00:17:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), r2) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000200)={0x54, r3, 0x400, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @remote}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast2}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x0) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r6, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="0000bf00c9", @ANYRES32, @ANYBLOB="13f573e66aa20c0002000000000000000000002dc205eed40fea9a7648c838942a4b6add4d0e5040cfc9f2d98b5a63b2efffb9b62bf6957c7f551ca90b63fdd5374f00300301b742e8a162e7035d50933106e48ad542f30cf1179068c2cc389ee36548b59b6bd8f7286e02cbdbabc348b56c5df1234d08cbbc22dd0ca3c959befc7dcb64a129c04cfe3acf3c187d8d0fb13815dc78d8b77a288704f1504051656c1fc1e8e7e4b0", @ANYBLOB="ab4fa27c65cf2f5d0e008dfd25794ddad5969335f50f5ece114048b07cf54c6e4ef47040f40ab07b016772f5f505a91dad6cef0f44734033cb51259ddc9e11a2074e5f77c591ee362ec867510429ce686a5e5f5ac3e71a4d7dfbb95af9d352c95488b22943497c0ec9b532812c3fa7397b0c306b52ed95569aa7f40adf64", @ANYRES64=r6], 0x4c}}, 0x0) [ 2666.837791] nbd: must specify at least one socket [ 2666.857096] nbd: must specify a size in bytes for the device 00:17:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) 00:17:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x4c}}, 0x0) 00:17:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), r2) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r3, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000200)={0x54, r3, 0x400, 0x70bd29, 0x25dfdbfe, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @remote}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast2}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000}, 0x0) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r6, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="0000bf00c9", @ANYRES32, @ANYBLOB="13f573e66aa20c0002000000000000000000002dc205eed40fea9a7648c838942a4b6add4d0e5040cfc9f2d98b5a63b2efffb9b62bf6957c7f551ca90b63fdd5374f00300301b742e8a162e7035d50933106e48ad542f30cf1179068c2cc389ee36548b59b6bd8f7286e02cbdbabc348b56c5df1234d08cbbc22dd0ca3c959befc7dcb64a129c04cfe3acf3c187d8d0fb13815dc78d8b77a288704f1504051656c1fc1e8e7e4b0", @ANYBLOB="ab4fa27c65cf2f5d0e008dfd25794ddad5969335f50f5ece114048b07cf54c6e4ef47040f40ab07b016772f5f505a91dad6cef0f44734033cb51259ddc9e11a2074e5f77c591ee362ec867510429ce686a5e5f5ac3e71a4d7dfbb95af9d352c95488b22943497c0ec9b532812c3fa7397b0c306b52ed95569aa7f40adf64", @ANYRES64=r6], 0x4c}}, 0x0) 00:17:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000080)={'wpan3\x00'}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYRES8=r2, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRESOCT=r2, @ANYRES32, @ANYBLOB="070002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r4) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r6, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x5c, 0x0, 0x4, 0x70bd29, 0x25dfdbfe, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0xe80bf8ecf55e2ad9}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_PID={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r4}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r8}]}, 0x5c}, 0x1, 0x0, 0x0, 0x85}, 0x20001004) 00:17:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r4 = socket$igmp(0x2, 0x3, 0x2) setsockopt$MRT_ASSERT(r3, 0x0, 0xcf, &(0x7f0000000140)=0x1, 0x4) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000040)={@private1, @empty}) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000100), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYRESOCT=r4, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES64=r3, @ANYRES32=r2, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}, 0x1, 0x0, 0x0, 0x20000011}, 0x2800) 00:17:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}}, 0x0) 00:17:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r4 = socket$igmp(0x2, 0x3, 0x2) setsockopt$MRT_ASSERT(r3, 0x0, 0xcf, &(0x7f0000000140)=0x1, 0x4) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000040)={@private1, @empty}) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000100), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYRESOCT=r4, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES64=r3, @ANYRES32=r2, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}, 0x1, 0x0, 0x0, 0x20000011}, 0x2800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) socket$igmp(0x2, 0x3, 0x2) (async) setsockopt$MRT_ASSERT(r3, 0x0, 0xcf, &(0x7f0000000140)=0x1, 0x4) (async) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000040)={@private1, @empty}) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000100), r0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYRESOCT=r4, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES64=r3, @ANYRES32=r2, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}, 0x1, 0x0, 0x0, 0x20000011}, 0x2800) (async) 00:17:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) 00:17:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r3, 0x8933, &(0x7f0000000080)={'wpan3\x00'}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYRES8=r2, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRESOCT=r2, @ANYRES32, @ANYBLOB="070002"], 0x4c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r4) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r6, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x5c, 0x0, 0x4, 0x70bd29, 0x25dfdbfe, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0xe80bf8ecf55e2ad9}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_PID={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r4}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r8}]}, 0x5c}, 0x1, 0x0, 0x0, 0x85}, 0x20001004) 00:17:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) 00:17:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r4 = socket$igmp(0x2, 0x3, 0x2) setsockopt$MRT_ASSERT(r3, 0x0, 0xcf, &(0x7f0000000140)=0x1, 0x4) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000040)={@private1, @empty}) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000100), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYRESOCT=r4, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES64=r3, @ANYRES32=r2, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}, 0x1, 0x0, 0x0, 0x20000011}, 0x2800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) socket$igmp(0x2, 0x3, 0x2) (async) setsockopt$MRT_ASSERT(r3, 0x0, 0xcf, &(0x7f0000000140)=0x1, 0x4) (async) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000040)={@private1, @empty}) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000100), r0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYRESOCT=r4, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES64=r3, @ANYRES32=r2, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}, 0x1, 0x0, 0x0, 0x20000011}, 0x2800) (async) 00:17:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x40}}, 0x0) 00:17:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$DEVLINK_CMD_SB_GET(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)={0x88, 0x0, 0x100, 0x70bd29, 0x25dfdbfd, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x79c1}}, {@pci={{0x8}, {0x11}}, {0x8}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0xd6}}]}, 0x88}, 0x1, 0x0, 0x0, 0x15}, 0x4008881) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x2800, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x5c}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r5) socketpair(0x10, 0x2, 0x400, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000580)=ANY=[@ANYBLOB='t\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="000328bd7000fedbdf25020000000c00030005000000000000000c000200ffffffff000000000c00040020000000000000000c00050000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="72b80a2c5f7c262c09de5a8a", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="0c0003000300000000000000"], 0x74}, 0x1, 0x0, 0x0, 0x20040810}, 0x8000) 00:17:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYRES8=r2, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRESOCT=r2, @ANYRES32, @ANYBLOB="070002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r4) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r6, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x5c, 0x0, 0x4, 0x70bd29, 0x25dfdbfe, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0xe80bf8ecf55e2ad9}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_PID={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r4}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r8}]}, 0x5c}, 0x1, 0x0, 0x0, 0x85}, 0x20001004) 00:17:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x40}}, 0x0) 00:17:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 00:17:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x40}}, 0x0) 00:17:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$DEVLINK_CMD_SB_GET(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)={0x88, 0x0, 0x100, 0x70bd29, 0x25dfdbfd, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x79c1}}, {@pci={{0x8}, {0x11}}, {0x8}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0xd6}}]}, 0x88}, 0x1, 0x0, 0x0, 0x15}, 0x4008881) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x2800, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x5c}}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r5) socketpair(0x10, 0x2, 0x400, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000580)=ANY=[@ANYBLOB='t\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="000328bd7000fedbdf25020000000c00030005000000000000000c000200ffffffff000000000c00040020000000000000000c00050000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="72b80a2c5f7c262c09de5a8a", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="0c0003000300000000000000"], 0x74}, 0x1, 0x0, 0x0, 0x20040810}, 0x8000) 00:17:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000b46969ee140007840800010000000000009305f3f4df40095ec51b", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES8=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="920000"], 0x4c}}, 0x0) 00:17:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x40}}, 0x0) 00:17:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$DEVLINK_CMD_SB_GET(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)={0x88, 0x0, 0x100, 0x70bd29, 0x25dfdbfd, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x79c1}}, {@pci={{0x8}, {0x11}}, {0x8}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0xd6}}]}, 0x88}, 0x1, 0x0, 0x0, 0x15}, 0x4008881) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x2800, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000240)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x5c}}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r5) socketpair(0x10, 0x2, 0x400, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000180)={&(0x7f0000000580)=ANY=[@ANYBLOB='t\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="000328bd7000fedbdf25020000000c00030005000000000000000c000200ffffffff000000000c00040020000000000000000c00050000000000000000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="72b80a2c5f7c262c09de5a8a", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="0c0003000300000000000000"], 0x74}, 0x1, 0x0, 0x0, 0x20040810}, 0x8000) 00:17:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000b46969ee140007840800010000000000009305f3f4df40095ec51b", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000b46969ee140007840800010000000000009305f3f4df40095ec51b", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}}, 0x0) 00:17:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[], 0x4c}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14, 0x0, 0x0, 0xfffffffc}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r0) sendmsg$IEEE802154_START_REQ(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x1c, r4, 0x100, 0x70bd2c, 0x25dfdbfb, {}, [@IEEE802154_ATTR_BAT_EXT={0x5, 0x1a, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4040}, 0x20000000) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r6) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x2c, r8, 0x20, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x80}, 0x20008000) 00:17:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000b46969ee140007840800010000000000009305f3f4df40095ec51b", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x40}}, 0x0) [ 2667.565620] nbd: must specify a size in bytes for the device 00:17:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES8=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="920000"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES8=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="920000"], 0x4c}}, 0x0) (async) 00:17:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}}, 0x0) 00:17:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) ioctl$PPPOEIOCDFWD(r3, 0xb101, 0x0) 00:17:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x40}}, 0x0) [ 2667.645362] nbd: must specify at least one socket 00:17:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r1, 0x8933, &(0x7f0000000080)={'wpan4\x00'}) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) 00:17:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES8=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="920000"], 0x4c}}, 0x0) 00:17:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x40, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x40}}, 0x0) 00:17:41 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) ioctl$PPPOEIOCDFWD(r3, 0xb101, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) (async) ioctl$PPPOEIOCDFWD(r3, 0xb101, 0x0) (async) 00:17:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB="8fee0c4ffbbbbcffceb53e92f5c2e95b2d48d89d05dac0cb050c9038a650ec3cfdb844cb9e06885d8ab3f66e1ca9fa8dc3cc1c8a2c2b182b54a85d95dfdace234c1aad866b08e11f529fc5ef6fb4d3a844ed3f0772a5f9390c8712b7ea9290bd7102305fbf7c9f381093d7dc8c59f64c4f138406d8e46a75a00ee46801d5f38440f6bcb87b8826b62738e011afa5", @ANYRES32=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0xc081) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000300)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, 0x0, 0x200, 0x70bd27, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x28}, 0x1, 0x0, 0x0, 0x20000004}, 0x24048081) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x4c, r1, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000001}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x401}]}, 0x4c}, 0x1, 0x0, 0x0, 0x440c0}, 0x0) 00:17:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r3 = syz_genetlink_get_family_id$nl802154(0x0, r2) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r3, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x4c, r3, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_PID={0x8, 0x1c, 0xffffffffffffffff}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_PID={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000080}, 0x4800) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_RATE_SET(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x54, 0x0, 0x2, 0x70bd2c, 0x25dfdbff, {}, [@DEVLINK_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @DEVLINK_ATTR_RATE_PARENT_NODE_NAME={0xe}, @DEVLINK_ATTR_RATE_PARENT_NODE_NAME={0xe}, @DEVLINK_ATTR_RATE_TX_MAX={0xc, 0xa7, 0x4e0a}, @DEVLINK_ATTR_RATE_TX_SHARE={0xc, 0xa6, 0x8000}]}, 0x54}, 0x1, 0x0, 0x0, 0x2804c010}, 0x8014) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}}, 0x0) [ 2667.752580] nbd: must specify a size in bytes for the device 00:17:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB="8fee0c4ffbbbbcffceb53e92f5c2e95b2d48d89d05dac0cb050c9038a650ec3cfdb844cb9e06885d8ab3f66e1ca9fa8dc3cc1c8a2c2b182b54a85d95dfdace234c1aad866b08e11f529fc5ef6fb4d3a844ed3f0772a5f9390c8712b7ea9290bd7102305fbf7c9f381093d7dc8c59f64c4f138406d8e46a75a00ee46801d5f38440f6bcb87b8826b62738e011afa5", @ANYRES32=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0xc081) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000300)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, 0x0, 0x200, 0x70bd27, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x28}, 0x1, 0x0, 0x0, 0x20000004}, 0x24048081) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x4c, r1, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000001}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x401}]}, 0x4c}, 0x1, 0x0, 0x0, 0x440c0}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB="8fee0c4ffbbbbcffceb53e92f5c2e95b2d48d89d05dac0cb050c9038a650ec3cfdb844cb9e06885d8ab3f66e1ca9fa8dc3cc1c8a2c2b182b54a85d95dfdace234c1aad866b08e11f529fc5ef6fb4d3a844ed3f0772a5f9390c8712b7ea9290bd7102305fbf7c9f381093d7dc8c59f64c4f138406d8e46a75a00ee46801d5f38440f6bcb87b8826b62738e011afa5", @ANYRES32=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0xc081) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000300)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, 0x0, 0x200, 0x70bd27, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x28}, 0x1, 0x0, 0x0, 0x20000004}, 0x24048081) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r4) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x4c, r1, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000001}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x401}]}, 0x4c}, 0x1, 0x0, 0x0, 0x440c0}, 0x0) (async) 00:17:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r1, 0x8933, &(0x7f0000000080)={'wpan4\x00'}) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) 00:17:41 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}}, 0x0) 00:17:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x34}}, 0x0) [ 2667.834987] nbd: must specify a size in bytes for the device 00:17:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) ioctl$PPPOEIOCDFWD(r3, 0xb101, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) (async) ioctl$PPPOEIOCDFWD(r3, 0xb101, 0x0) (async) 00:17:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r3 = syz_genetlink_get_family_id$nl802154(0x0, r2) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r3, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x4c, r3, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_PID={0x8, 0x1c, 0xffffffffffffffff}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_PID={0x8}, @NL802154_ATTR_WPAN_DEV={0xc}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4000080}, 0x4800) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_RATE_SET(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x54, 0x0, 0x2, 0x70bd2c, 0x25dfdbff, {}, [@DEVLINK_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @DEVLINK_ATTR_RATE_PARENT_NODE_NAME={0xe}, @DEVLINK_ATTR_RATE_PARENT_NODE_NAME={0xe}, @DEVLINK_ATTR_RATE_TX_MAX={0xc, 0xa7, 0x4e0a}, @DEVLINK_ATTR_RATE_TX_SHARE={0xc, 0xa6, 0x8000}]}, 0x54}, 0x1, 0x0, 0x0, 0x2804c010}, 0x8014) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r1, 0x8933, &(0x7f0000000080)={'wpan4\x00'}) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r4) [ 2667.913346] nbd: must specify a size in bytes for the device 00:17:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}}, 0x0) 00:17:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB="8fee0c4ffbbbbcffceb53e92f5c2e95b2d48d89d05dac0cb050c9038a650ec3cfdb844cb9e06885d8ab3f66e1ca9fa8dc3cc1c8a2c2b182b54a85d95dfdace234c1aad866b08e11f529fc5ef6fb4d3a844ed3f0772a5f9390c8712b7ea9290bd7102305fbf7c9f381093d7dc8c59f64c4f138406d8e46a75a00ee46801d5f38440f6bcb87b8826b62738e011afa5", @ANYRES32=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0xc081) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000300)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x28, 0x0, 0x200, 0x70bd27, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x28}, 0x1, 0x0, 0x0, 0x20000004}, 0x24048081) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x4c, r1, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000001}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x401}]}, 0x4c}, 0x1, 0x0, 0x0, 0x440c0}, 0x0) 00:17:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) [ 2667.962144] nbd: must specify a size in bytes for the device [ 2667.996394] nla_parse: 204 callbacks suppressed [ 2667.996400] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. 00:17:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x800, 0x70bd29, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @dev={0xfe, 0x80, '\x00', 0x3e}}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @rand_addr=' \x01\x00'}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x8}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}]}, 0x54}, 0x1, 0x0, 0x0, 0x10}, 0x20008004) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) [ 2668.028782] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2668.050537] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2668.063186] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 00:17:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x78, 0x0, 0x108, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x78}, 0x1, 0x0, 0x0, 0x2000000}, 0x20008001) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="61b286677130325d0b"], 0x4c}}, 0x0) 00:17:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x800, 0x70bd29, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @dev={0xfe, 0x80, '\x00', 0x3e}}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @rand_addr=' \x01\x00'}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x8}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}]}, 0x54}, 0x1, 0x0, 0x0, 0x10}, 0x20008004) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:17:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) 00:17:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000014000780080001", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000240)={0x30, 0x0, 0x0, 0x0, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x71}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8800}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000000c0), 0xffffffffffffffff) r5 = accept4$phonet_pipe(0xffffffffffffffff, &(0x7f0000000100), &(0x7f0000000280)=0x10, 0x80000) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f00000002c0)={'vxcan0\x00'}) sendmsg$NLBL_MGMT_C_PROTOCOLS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)=ANY=[@ANYBLOB="9d6fe009ebcc89b5d5810aef148208fe000000200000", @ANYRES16=r4, @ANYBLOB="00012dbd7000fbdbdf2507000000"], 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x20004845) 00:17:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x800, 0x70bd29, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @dev={0xfe, 0x80, '\x00', 0x3e}}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @rand_addr=' \x01\x00'}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x8}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}]}, 0x54}, 0x1, 0x0, 0x0, 0x10}, 0x20008004) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x800, 0x70bd29, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @dev={0xfe, 0x80, '\x00', 0x3e}}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @rand_addr=' \x01\x00'}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x8}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}]}, 0x54}, 0x1, 0x0, 0x0, 0x10}, 0x20008004) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) [ 2668.175610] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2668.196886] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 00:17:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) [ 2668.276054] nbd: must specify at least one socket [ 2668.281765] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2668.313360] nbd: must specify a size in bytes for the device 00:17:41 executing program 4: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r0) ioctl$DRM_IOCTL_SYNCOBJ_DESTROY(r0, 0xc00864c0, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000240)={0x30, 0x0, 0x0, 0x0, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x71}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8800}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000000c0), 0xffffffffffffffff) r5 = accept4$phonet_pipe(0xffffffffffffffff, &(0x7f0000000100), &(0x7f0000000280)=0x10, 0x80000) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f00000002c0)={'vxcan0\x00'}) sendmsg$NLBL_MGMT_C_PROTOCOLS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)=ANY=[@ANYBLOB="9d6fe009ebcc89b5d5810aef148208fe000000200000", @ANYRES16=r4, @ANYBLOB="00012dbd7000fbdbdf2507000000"], 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x20004845) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000240)={0x30, 0x0, 0x0, 0x0, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x71}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8800}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000000c0), 0xffffffffffffffff) (async) accept4$phonet_pipe(0xffffffffffffffff, &(0x7f0000000100), &(0x7f0000000280)=0x10, 0x80000) (async) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f00000002c0)={'vxcan0\x00'}) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)=ANY=[@ANYBLOB="9d6fe009ebcc89b5d5810aef148208fe000000200000", @ANYRES16=r4, @ANYBLOB="00012dbd7000fbdbdf2507000000"], 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x20004845) (async) 00:17:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x78, 0x0, 0x108, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x78}, 0x1, 0x0, 0x0, 0x2000000}, 0x20008001) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="61b286677130325d0b"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x78, 0x0, 0x108, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x78}, 0x1, 0x0, 0x0, 0x2000000}, 0x20008001) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="61b286677130325d0b"], 0x4c}}, 0x0) (async) [ 2668.321183] netlink: 36 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2668.334554] nbd: must specify a size in bytes for the device [ 2668.346302] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2668.364265] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 00:17:42 executing program 3: syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r0 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x50, r0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x6}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x20}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x5f}]}, 0x50}, 0x1, 0x0, 0x0, 0x10008000}, 0x20000000) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'wg2\x00'}) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r1) ioctl$DRM_IOCTL_GEM_OPEN(0xffffffffffffffff, 0xc010640b, &(0x7f0000000200)={0x0, 0x0}) ioctl$DRM_IOCTL_GEM_CLOSE(r1, 0x40086409, &(0x7f0000000240)={r2}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000280)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRESOCT=0x0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES16=r3, @ANYRES32=r1, @ANYRESDEC=r2], 0x4c}}, 0x0) 00:17:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}}, 0x0) 00:17:42 executing program 4: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r0) ioctl$DRM_IOCTL_SYNCOBJ_DESTROY(r0, 0xc00864c0, &(0x7f0000000080)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000240)={0x30, 0x0, 0x0, 0x0, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x71}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8800}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000000c0), 0xffffffffffffffff) (async) r5 = accept4$phonet_pipe(0xffffffffffffffff, &(0x7f0000000100), &(0x7f0000000280)=0x10, 0x80000) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f00000002c0)={'vxcan0\x00'}) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)=ANY=[@ANYBLOB="9d6fe009ebcc89b5d5810aef148208fe000000200000", @ANYRES16=r4, @ANYBLOB="00012dbd7000fbdbdf2507000000"], 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x20004845) [ 2668.472748] nbd: must specify a size in bytes for the device 00:17:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x78, 0x0, 0x108, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x78}, 0x1, 0x0, 0x0, 0x2000000}, 0x20008001) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="61b286677130325d0b"], 0x4c}}, 0x0) 00:17:42 executing program 3: syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) (async) r0 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x50, r0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x6}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x20}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x5f}]}, 0x50}, 0x1, 0x0, 0x0, 0x10008000}, 0x20000000) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'wg2\x00'}) (async, rerun: 64) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (rerun: 64) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r1) (async) ioctl$DRM_IOCTL_GEM_OPEN(0xffffffffffffffff, 0xc010640b, &(0x7f0000000200)={0x0, 0x0}) ioctl$DRM_IOCTL_GEM_CLOSE(r1, 0x40086409, &(0x7f0000000240)={r2}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000280)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRESOCT=0x0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES16=r3, @ANYRES32=r1, @ANYRESDEC=r2], 0x4c}}, 0x0) 00:17:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) 00:17:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x2c}}, 0x0) 00:17:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:42 executing program 3: syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r0 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x50, r0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x6}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x20}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x5f}]}, 0x50}, 0x1, 0x0, 0x0, 0x10008000}, 0x20000000) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'wg2\x00'}) r1 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r1) ioctl$DRM_IOCTL_GEM_OPEN(0xffffffffffffffff, 0xc010640b, &(0x7f0000000200)={0x0, 0x0}) ioctl$DRM_IOCTL_GEM_CLOSE(r1, 0x40086409, &(0x7f0000000240)={r2}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000280)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRESOCT=0x0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES16=r3, @ANYRES32=r1, @ANYRESDEC=r2], 0x4c}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), 0xffffffffffffffff) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x50, r0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x6}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x20}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x5f}]}, 0x50}, 0x1, 0x0, 0x0, 0x10008000}, 0x20000000) (async) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'wg2\x00'}) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r1) (async) ioctl$DRM_IOCTL_GEM_OPEN(0xffffffffffffffff, 0xc010640b, &(0x7f0000000200)) (async) ioctl$DRM_IOCTL_GEM_CLOSE(r1, 0x40086409, &(0x7f0000000240)={r2}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000280)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRESOCT=0x0, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRES16=r3, @ANYRES32=r1, @ANYRESDEC=r2], 0x4c}}, 0x0) (async) 00:17:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r0) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f00000001c0)={&(0x7f0000000040), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x48, r2, 0x20, 0x70bd25, 0x25dfdbfc, {}, [@IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x9}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0302}}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0302}}]}, 0x48}, 0x1, 0x0, 0x0, 0x40}, 0x40) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r3, &(0x7f0000000300)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x48, 0x0, 0x100, 0x70bd2c, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000000}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x48}, 0x1, 0x0, 0x0, 0x20008080}, 0x4008840) 00:17:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) 00:17:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB="b81f0000", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:42 executing program 0: ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000080)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_RESET(0xffffffffffffffff, 0xc01064c4, &(0x7f0000000140)={&(0x7f0000000100)=[0x0, r0, r1], 0x3}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000300), 0x404800, 0x0) r6 = syz_genetlink_get_family_id$devlink(&(0x7f0000000380), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_RATE_GET(r5, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r6, 0x300, 0x70bd2a, 0x25dfdbfb, {}, [@DEVLINK_ATTR_PORT_INDEX={0x8, 0x3, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x41}, 0xc000) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r8) sendmsg$NBD_CMD_CONNECT(r9, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r10, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r10, 0x200, 0x70bd29, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x810) 00:17:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000240)={0x30, 0x0, 0x0, 0x0, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x71}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8800}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000000c0), 0xffffffffffffffff) r5 = accept4$phonet_pipe(0xffffffffffffffff, &(0x7f0000000100), &(0x7f0000000280)=0x10, 0x80000) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f00000002c0)={'vxcan0\x00'}) sendmsg$NLBL_MGMT_C_PROTOCOLS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)=ANY=[@ANYBLOB="9d6fe009ebcc89b5d5810aef148208fe000000200000", @ANYRES16=r4, @ANYBLOB="00012dbd7000fbdbdf2507000000"], 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x20004845) [ 2668.690724] nbd: must specify at least one socket 00:17:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB="b81f0000", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 00:17:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r0) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f00000001c0)={&(0x7f0000000040), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x48, r2, 0x20, 0x70bd25, 0x25dfdbfc, {}, [@IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x9}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0302}}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0302}}]}, 0x48}, 0x1, 0x0, 0x0, 0x40}, 0x40) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r3, &(0x7f0000000300)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x48, 0x0, 0x100, 0x70bd2c, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000000}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x48}, 0x1, 0x0, 0x0, 0x20008080}, 0x4008840) 00:17:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB="b81f0000", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB="b81f0000", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000240)={0x30, 0x0, 0x0, 0x0, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x71}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x30}, 0x1, 0x0, 0x0, 0x8800}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000000c0), 0xffffffffffffffff) r5 = accept4$phonet_pipe(0xffffffffffffffff, &(0x7f0000000100), &(0x7f0000000280)=0x10, 0x80000) ioctl$ifreq_SIOCGIFINDEX_vcan(r5, 0x8933, &(0x7f00000002c0)={'vxcan0\x00'}) sendmsg$NLBL_MGMT_C_PROTOCOLS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000200)=ANY=[@ANYBLOB="9d6fe009ebcc89b5d5810aef148208fe000000200000", @ANYRES16=r4, @ANYBLOB="00012dbd7000fbdbdf2507000000"], 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x20004845) 00:17:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 00:17:42 executing program 0: ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000080)={0x0}) (async, rerun: 64) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f00000000c0)={0x0}) (rerun: 64) ioctl$DRM_IOCTL_SYNCOBJ_RESET(0xffffffffffffffff, 0xc01064c4, &(0x7f0000000140)={&(0x7f0000000100)=[0x0, r0, r1], 0x3}) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r2) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000300), 0x404800, 0x0) (async, rerun: 32) r6 = syz_genetlink_get_family_id$devlink(&(0x7f0000000380), 0xffffffffffffffff) (rerun: 32) sendmsg$DEVLINK_CMD_RATE_GET(r5, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r6, 0x300, 0x70bd2a, 0x25dfdbfb, {}, [@DEVLINK_ATTR_PORT_INDEX={0x8, 0x3, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x41}, 0xc000) (async, rerun: 64) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) (async) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r8) sendmsg$NBD_CMD_CONNECT(r9, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r10, 0x1}, 0x14}}, 0x0) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r10, 0x200, 0x70bd29, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x810) (rerun: 32) [ 2668.894659] nbd: must specify at least one socket 00:17:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 00:17:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 64) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r0) (rerun: 64) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f00000001c0)={&(0x7f0000000040), 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x48, r2, 0x20, 0x70bd25, 0x25dfdbfc, {}, [@IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x9}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0302}}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0302}}]}, 0x48}, 0x1, 0x0, 0x0, 0x40}, 0x40) (async, rerun: 32) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r3, &(0x7f0000000300)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x48, 0x0, 0x100, 0x70bd2c, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000000}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_IFINDEX={0x8}]}, 0x48}, 0x1, 0x0, 0x0, 0x20008080}, 0x4008840) 00:17:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r1 = syz_genetlink_get_family_id$nl802154(0x0, r0) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r1, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'wpan4\x00', 0x0}) r3 = gettid() syz_open_procfs$namespace(r3, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) r5 = getpgrp(0xffffffffffffffff) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r0, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)={0xc0, 0x0, 0x400, 0x70bd29, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @loopback}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @remote}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @broadcast}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @remote}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'system_u:object_r:console_device_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private2={0xfc, 0x2, '\x00', 0x1}}]}, 0xc0}, 0x1, 0x0, 0x0, 0xc8}, 0x81) ioctl$sock_SIOCGIFINDEX_802154(r8, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r7, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) r10 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x400100, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x64, r1, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_PID={0x8, 0x1c, r3}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_PID={0x8, 0x1c, r5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000002}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r10}]}, 0x64}, 0x1, 0x0, 0x0, 0x4800}, 0x44000) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r11) r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r13, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r12, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 00:17:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:42 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="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", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 00:17:42 executing program 0: ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_SYNC_FILE(0xffffffffffffffff, 0xc01064c2, &(0x7f0000000080)={0x0}) (async) ioctl$DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE_FD(0xffffffffffffffff, 0xc01064c2, &(0x7f00000000c0)={0x0}) ioctl$DRM_IOCTL_SYNCOBJ_RESET(0xffffffffffffffff, 0xc01064c4, &(0x7f0000000140)={&(0x7f0000000100)=[0x0, r0, r1], 0x3}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r2) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000300), 0x404800, 0x0) r6 = syz_genetlink_get_family_id$devlink(&(0x7f0000000380), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_RATE_GET(r5, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x1c, r6, 0x300, 0x70bd2a, 0x25dfdbfb, {}, [@DEVLINK_ATTR_PORT_INDEX={0x8, 0x3, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x41}, 0xc000) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) (async) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r8) sendmsg$NBD_CMD_CONNECT(r9, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r10, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x14, r10, 0x200, 0x70bd29, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x810) 00:17:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$igmp(0x2, 0x3, 0x2) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r0) sendmsg$IEEE802154_LLSEC_ADD_KEY(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x20, r2, 0x200, 0x70bd2c, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x80}, 0x4) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:42 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) (async) r1 = syz_genetlink_get_family_id$nl802154(0x0, r0) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r1, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'wpan4\x00', 0x0}) r3 = gettid() syz_open_procfs$namespace(r3, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) (async) r5 = getpgrp(0xffffffffffffffff) (async, rerun: 64) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r7 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async, rerun: 32) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r0, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)={0xc0, 0x0, 0x400, 0x70bd29, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @loopback}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @remote}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @broadcast}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @remote}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'system_u:object_r:console_device_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private2={0xfc, 0x2, '\x00', 0x1}}]}, 0xc0}, 0x1, 0x0, 0x0, 0xc8}, 0x81) (async) ioctl$sock_SIOCGIFINDEX_802154(r8, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r7, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) r10 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x400100, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x64, r1, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_PID={0x8, 0x1c, r3}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_PID={0x8, 0x1c, r5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000002}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r10}]}, 0x64}, 0x1, 0x0, 0x0, 0x4800}, 0x44000) (async, rerun: 32) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r11) r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r13, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r12, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:42 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$igmp(0x2, 0x3, 0x2) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) (async) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r0) sendmsg$IEEE802154_LLSEC_ADD_KEY(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x20, r2, 0x200, 0x70bd2c, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x80}, 0x4) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 32) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:42 executing program 5: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) [ 2669.187309] nbd: must specify a size in bytes for the device 00:17:42 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB="2c10cb4fdc32000000", @ANYRES16=0x0, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) 00:17:42 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB="2c10cb4fdc32000000", @ANYRES16=0x0, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) 00:17:42 executing program 5: r0 = syz_init_net_socket$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$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) 00:17:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), r0) sendmsg$IEEE802154_LLSEC_ADD_KEY(r1, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x20, r2, 0x200, 0x70bd2c, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x80}, 0x4) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) (async, rerun: 64) r1 = syz_genetlink_get_family_id$nl802154(0x0, r0) (rerun: 64) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r1, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000080)={'wpan4\x00', 0x0}) (async) r3 = gettid() syz_open_procfs$namespace(r3, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000100)={'wpan4\x00', 0x0}) r5 = getpgrp(0xffffffffffffffff) (async, rerun: 64) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r7 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async, rerun: 64) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r0, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)={0xc0, 0x0, 0x400, 0x70bd29, 0x25dfdbff, {}, [@NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @loopback}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @loopback}, @NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @remote}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @ipv4={'\x00', '\xff\xff', @broadcast}}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @remote}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'system_u:object_r:console_device_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @private2={0xfc, 0x2, '\x00', 0x1}}]}, 0xc0}, 0x1, 0x0, 0x0, 0xc8}, 0x81) (async) ioctl$sock_SIOCGIFINDEX_802154(r8, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r6, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r7, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) r10 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x400100, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x64, r1, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r2}, @NL802154_ATTR_PID={0x8, 0x1c, r3}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r4}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_PID={0x8, 0x1c, r5}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000002}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000001}, @NL802154_ATTR_NETNS_FD={0x8, 0x1d, r10}]}, 0x64}, 0x1, 0x0, 0x0, 0x4800}, 0x44000) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r11) r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r13, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r12, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:43 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, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:43 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB="2c10cb4fdc32000000", @ANYRES16=0x0, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) 00:17:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r2, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x100, 0x0, 0x2, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'macvlan1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x2d, 0x7, 'system_u:object_r:admin_passwd_exec_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'system_u:object_r:ldconfig_cache_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x20, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'batadv_slave_1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:vmware_device_t:s0\x00'}]}, 0x100}, 0x1, 0x0, 0x0, 0x4000}, 0x4040) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:43 executing program 5: r0 = syz_init_net_socket$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$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="080026bd7000fddbdf250d00000005000000020000000500170009000000"], 0x24}}, 0x4) 00:17:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x70}}, 0x0) 00:17:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[], 0x4c}, 0x1, 0x0, 0x0, 0x4040000}, 0x0) 00:17:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r2, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x100, 0x0, 0x2, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'macvlan1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x2d, 0x7, 'system_u:object_r:admin_passwd_exec_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'system_u:object_r:ldconfig_cache_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x20, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'batadv_slave_1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:vmware_device_t:s0\x00'}]}, 0x100}, 0x1, 0x0, 0x0, 0x4000}, 0x4040) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="080026bd7000fddbdf250d00000005000000020000000500170009000000"], 0x24}}, 0x4) 00:17:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="080026bd7000fddbdf250d00000005000000020000000500170009000000"], 0x24}}, 0x4) 00:17:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r2, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x100, 0x0, 0x2, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'macvlan1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x2d, 0x7, 'system_u:object_r:admin_passwd_exec_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'system_u:object_r:ldconfig_cache_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x20, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'batadv_slave_1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:vmware_device_t:s0\x00'}]}, 0x100}, 0x1, 0x0, 0x0, 0x4000}, 0x4040) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[], 0x4c}, 0x1, 0x0, 0x0, 0x4040000}, 0x0) 00:17:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r2, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x100, 0x0, 0x2, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'macvlan1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x2d, 0x7, 'system_u:object_r:admin_passwd_exec_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'system_u:object_r:ldconfig_cache_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x20, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'batadv_slave_1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:vmware_device_t:s0\x00'}]}, 0x100}, 0x1, 0x0, 0x0, 0x4000}, 0x4040) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="2100000000000000000001000000040007800c000200000000000000000008005a0000000000"], 0x2c}}, 0x0) 00:17:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[], 0x4c}, 0x1, 0x0, 0x0, 0x4040000}, 0x0) 00:17:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r2, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x100, 0x0, 0x2, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'macvlan1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x2d, 0x7, 'system_u:object_r:admin_passwd_exec_t:s0\x00'}, @NLBL_UNLABEL_A_SECCTX={0x2a, 0x7, 'system_u:object_r:ldconfig_cache_t:s0\x00'}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x20, 0x0}}, @NLBL_UNLABEL_A_IPV6MASK={0x14, 0x3, @mcast2}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @local}, @NLBL_UNLABEL_A_IFACE={0x14, 0x6, 'batadv_slave_1\x00'}, @NLBL_UNLABEL_A_SECCTX={0x29, 0x7, 'system_u:object_r:vmware_device_t:s0\x00'}]}, 0x100}, 0x1, 0x0, 0x0, 0x4000}, 0x4040) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x70}}, 0x0) 00:17:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="080026bd7000fddbdf250d00000005000000020000000500170009000000"], 0x24}}, 0x4) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="080026bd7000fddbdf250d00000005000000020000000500170009000000"], 0x24}}, 0x4) (async) 00:17:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r1, 0x4, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000851}, 0xce6a509a996cc9f3) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="6cda000005000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) 00:17:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x7c}}, 0x0) 00:17:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f00000000c0)={@dev={0xfe, 0x80, '\x00', 0x2b}, @private0}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000002c0)=ANY=[@ANYBLOB="ed38efbfab532bd0f28d52f2d75b0847d3947e021669fa8193ccf6f9574a768a15367e53edebda2a61eb0eabc1d3d25a462fca4d33a93ce2cd6182b2791af9f1754c5685da0facd8705994cef952c641a3d2a890", @ANYRES16=r0, @ANYRESOCT=r1, @ANYRESDEC=r1], 0x4c}, 0x1, 0x0, 0x0, 0x20040094}, 0x4000814) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="0000000000000000060011700000ecb5aa80989e179c0abea86c3cdcf141bc01a843dde453b197c9a5e8afc5f3105de97733c1bb9ffe25a3d5"], 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, 0x0, 0x100, 0x70bd28, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0xfb}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x3}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}]}, 0x34}, 0x1, 0x0, 0x0, 0x4001}, 0x4000084) 00:17:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x4c, r5, 0x300, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4}, 0x20000040) 00:17:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r1, 0x4, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000851}, 0xce6a509a996cc9f3) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="6cda000005000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r1, 0x4, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000851}, 0xce6a509a996cc9f3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="6cda000005000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) (async) 00:17:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@mcast1, @ipv4={'\x00', '\xff\xff', @broadcast}}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYRES8=r1, @ANYRESOCT=r3, @ANYRES32=r2, @ANYRES16=r3, @ANYRES8=r4, @ANYRESHEX=r0, @ANYRES8=r1], 0x4c}, 0x1, 0x0, 0x0, 0x24008884}, 0x20004020) 00:17:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:17:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f00000000c0)={@dev={0xfe, 0x80, '\x00', 0x2b}, @private0}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000002c0)=ANY=[@ANYBLOB="ed38efbfab532bd0f28d52f2d75b0847d3947e021669fa8193ccf6f9574a768a15367e53edebda2a61eb0eabc1d3d25a462fca4d33a93ce2cd6182b2791af9f1754c5685da0facd8705994cef952c641a3d2a890", @ANYRES16=r0, @ANYRESOCT=r1, @ANYRESDEC=r1], 0x4c}, 0x1, 0x0, 0x0, 0x20040094}, 0x4000814) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="0000000000000000060011700000ecb5aa80989e179c0abea86c3cdcf141bc01a843dde453b197c9a5e8afc5f3105de97733c1bb9ffe25a3d5"], 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async, rerun: 64) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, 0x0, 0x100, 0x70bd28, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0xfb}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x3}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}]}, 0x34}, 0x1, 0x0, 0x0, 0x4001}, 0x4000084) (rerun: 64) 00:17:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x4c, r5, 0x300, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4}, 0x20000040) [ 2670.074942] nbd: must specify at least one socket 00:17:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@mcast1, @ipv4={'\x00', '\xff\xff', @broadcast}}) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYRES8=r1, @ANYRESOCT=r3, @ANYRES32=r2, @ANYRES16=r3, @ANYRES8=r4, @ANYRESHEX=r0, @ANYRES8=r1], 0x4c}, 0x1, 0x0, 0x0, 0x24008884}, 0x20004020) 00:17:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r1, 0x4, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000851}, 0xce6a509a996cc9f3) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="6cda000005000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r1, 0x4, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000851}, 0xce6a509a996cc9f3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="6cda000005000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) (async) 00:17:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:17:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRESOCT=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRESOCT=r1, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2670.149312] nbd: must specify at least one socket 00:17:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000100), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r2) sendmsg$IEEE802154_LLSEC_GETPARAMS(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r4, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x8631810}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r4, 0x4, 0x70bd26, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x20000000) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r1, 0x400, 0x70bd27, 0x25dfdbfb, {}, [@IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000004}, 0x8004) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x401}]}, 0x40}}, 0x0) 00:17:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f00000000c0)={@dev={0xfe, 0x80, '\x00', 0x2b}, @private0}) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000002c0)=ANY=[@ANYBLOB="ed38efbfab532bd0f28d52f2d75b0847d3947e021669fa8193ccf6f9574a768a15367e53edebda2a61eb0eabc1d3d25a462fca4d33a93ce2cd6182b2791af9f1754c5685da0facd8705994cef952c641a3d2a890", @ANYRES16=r0, @ANYRESOCT=r1, @ANYRESDEC=r1], 0x4c}, 0x1, 0x0, 0x0, 0x20040094}, 0x4000814) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000180)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="0000000000000000060011700000ecb5aa80989e179c0abea86c3cdcf141bc01a843dde453b197c9a5e8afc5f3105de97733c1bb9ffe25a3d5"], 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, 0x0, 0x100, 0x70bd28, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0xfb}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x3}, @IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}]}, 0x34}, 0x1, 0x0, 0x0, 0x4001}, 0x4000084) 00:17:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@mcast1, @ipv4={'\x00', '\xff\xff', @broadcast}}) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYRES8=r1, @ANYRESOCT=r3, @ANYRES32=r2, @ANYRES16=r3, @ANYRES8=r4, @ANYRESHEX=r0, @ANYRES8=r1], 0x4c}, 0x1, 0x0, 0x0, 0x24008884}, 0x20004020) 00:17:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x7c}}, 0x0) [ 2670.213901] nbd: must specify at least one socket 00:17:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 00:17:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r2) sendmsg$IEEE802154_LLSEC_GETPARAMS(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r4, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x8631810}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r4, 0x4, 0x70bd26, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x20000000) (async) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r1, 0x400, 0x70bd27, 0x25dfdbfb, {}, [@IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000004}, 0x8004) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x401}]}, 0x40}}, 0x0) 00:17:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000000)={@private2={0xfc, 0x2, '\x00', 0x1}, @ipv4={'\x00', '\xff\xff', @broadcast}}) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r5 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r5, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000100)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)=ANY=[@ANYRESDEC=r2, @ANYRES8=r0, @ANYRES8=r4, @ANYRES16=r1, @ANYRESHEX=0x0, @ANYRESHEX=r3, @ANYRESHEX=r1, @ANYRESOCT=r3, @ANYRES32=r5, @ANYRES8=r4], 0x4c}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) 00:17:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="04"], 0x4c}}, 0x0) 00:17:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000040)={'wpan0\x00'}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000240), r5) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r6, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000100)={'wpan1\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r6, 0x8, 0x70bd28, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r7}]}, 0x1c}, 0x1, 0x0, 0x0, 0x1}, 0x20000000) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="156df5a4", @ANYRES16=r2, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 00:17:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 00:17:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="04"], 0x4c}}, 0x0) [ 2670.404115] nbd: must specify a size in bytes for the device 00:17:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 00:17:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000100), 0xffffffffffffffff) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r2) sendmsg$IEEE802154_LLSEC_GETPARAMS(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r4, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x8631810}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r4, 0x4, 0x70bd26, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x20000000) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r1, 0x400, 0x70bd27, 0x25dfdbfb, {}, [@IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000004}, 0x8004) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x401}]}, 0x40}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000100), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r2) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r4, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x8631810}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r4, 0x4, 0x70bd26, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x20}, 0x1, 0x0, 0x0, 0x4}, 0x20000000) (async) sendmsg$IEEE802154_LLSEC_ADD_KEY(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r1, 0x400, 0x70bd27, 0x25dfdbfb, {}, [@IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4000004}, 0x8004) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)={0x40, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x401}]}, 0x40}}, 0x0) (async) 00:17:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x7c}}, 0x0) 00:17:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="04"], 0x4c}}, 0x0) [ 2670.472399] nbd: must specify a size in bytes for the device [ 2670.496941] nbd: must specify a size in bytes for the device 00:17:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000040)={'wpan0\x00'}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000240), r5) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r6, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000100)={'wpan1\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r6, 0x8, 0x70bd28, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r7}]}, 0x1c}, 0x1, 0x0, 0x0, 0x1}, 0x20000000) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="156df5a4", @ANYRES16=r2, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000040)={'wpan0\x00'}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000240), r5) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r6, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000100)={'wpan1\x00'}) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r6, 0x8, 0x70bd28, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r7}]}, 0x1c}, 0x1, 0x0, 0x0, 0x1}, 0x20000000) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="156df5a4", @ANYRES16=r2, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x70}}, 0x0) 00:17:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000000040007800c0002000000000000fafffd0700010000000000"], 0x2c}}, 0x0) 00:17:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={0x0}}, 0x0) 00:17:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000000040007800c0002000000000000fafffd0700010000000000"], 0x2c}}, 0x0) 00:17:44 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_START_REQ(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, r5, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x4}, @IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x6}, @IEEE802154_ATTR_PAGE={0x5, 0x1d, 0xc}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xfffe}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:44 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={0x0}}, 0x0) 00:17:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_START_REQ(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, r5, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x4}, @IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x6}, @IEEE802154_ATTR_PAGE={0x5, 0x1d, 0xc}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xfffe}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000000040007800c0002000000000000fafffd0700010000000000"], 0x2c}}, 0x0) 00:17:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_START_REQ(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, r5, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x4}, @IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x6}, @IEEE802154_ATTR_PAGE={0x5, 0x1d, 0xc}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xfffe}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000040)={'wpan0\x00'}) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000240), r5) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r6, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000100)={'wpan1\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r6, 0x8, 0x70bd28, 0x25dfdbff, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r7}]}, 0x1c}, 0x1, 0x0, 0x0, 0x1}, 0x20000000) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="156df5a4", @ANYRES16=r2, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r6, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x2c, r6, 0x200, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x362d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x2c}}, 0x20048014) 00:17:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={0x0}}, 0x0) 00:17:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r3) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_START_REQ(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, r5, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x4}, @IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x6}, @IEEE802154_ATTR_PAGE={0x5, 0x1d, 0xc}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xfffe}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (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$ieee802154(&(0x7f0000000180), r3) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r5, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_START_REQ(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, r5, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x4}, @IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x6}, @IEEE802154_ATTR_PAGE={0x5, 0x1d, 0xc}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xfffe}]}, 0x34}, 0x1, 0x0, 0x0, 0x4}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, 0x0}, 0x0) 00:17:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) ioctl$IOCTL_VMCI_DATAGRAM_SEND(r3, 0x7ab, &(0x7f0000000080)={&(0x7f0000000580)={{@hyper, 0x7}, {@local, 0x7}, 0x400, "980e4abd042f3324192847dcbe4f931681c7c4c1a6247f4453917bd9c71a6156937479e3b6b4548772322cfaea80be6d1da4eae39a2915216806de4900420f41e2d1bbc97a73e6b54c41ba641b566538d7d6549325e56f031b96517e5d21ee1d3605dd5c244cfb0d8b1676f513ef7bdd7ac7e2da0259e03dacfe03df5f1358a693c68ce42a998d9362babe6542bf54e6e632c4e45db474d181b706a6cf902f73bc89b6601ac26321fcfa911d22359a1ec463b5b16882de8d1d5ec3cb1b01ecb847f873e8b8dd94bc6d13f361af555018c9df705a8aa97fe0c531abe334863d9fcf35c92512a49fb1b886e69067ffe534250d4f2fa63914a85f25592716e7e30f988c02c1373c117b3bd95b29731311e0c3c11ec3dfca866df41e85892afe67111a740f6536e7a297838cd7e11fa55a401984184585b22a4f59b463a220fe15eefd41fd4d2c90053b463e33219083c16aa46b1a6321b905b566fe1c5b01fcaa84bf798bd5035ca483bb20c1db7b5f6c6168cbf26aca43125822696ad325043c72f0a5ea0695d3297d557e159409026d1c4d7d19cae56feef25e60c5514ef51d39011d54261d403a3d15dda18f434c31687922a19df568c125c3c93d96898303cb32f48db4ad6248918647e335673eccba5d961a321c3f68c197b469eeebde0bd8d8351807aba1c1da0e526211ac3dce9c430b6f04938c0c03c94b92b6b34e1b8abcd1a50e4b2477871841c739ffd7e2bc1f4615d3a007a62a7325e65375d02e71e21cd7c2dbcfe99b6c79720cb18d4ff8115dc9406ebb9788a885ec3db210bd7b9f545aa598bc47d5d366ef4b04323cca4f9ae26be410c34c8c7de3680482965978ef281f9354dd1edeaedadbaa94132b4c833a31fa82a1f81536fa88f5ddb600d6e1afa81f1ecb848b4e635454e4725916db888530abf5928333c815d6194450ed0947943dcb243b3418c4e1a8b42ef51055b07a0b8c4455d4665bffb03169676d567fc6eaf1764d3b3abe508604617d9315cf900d8ea0f59089274349bfe45f81e97b45ccaad2cb7c561aacad3fc5f20a9c1976bb1f73429214f932a1dcb08b26f96b8ac6f6ad08fe5a69b4ec4e6cdfee71820e902ab294e6dc0de23aec8f2ab5932fceb035c3143e668795a8c5e9f7505277626b5aafafcc185da792ee2d1f2eda82dce50d6c4f0f8f16533d9744e389ef8400dead65a6fa2d8d0632e741d456515c1aa7f58cff25e7a7577c15635a1b97b208e919c2d23d633705d912a62e9f5be971189c192585ec18192e4f1dcf85ee26345a4a6e2438eff083536ad2709b1428b51535e63cd1b65558989783e9bb086d684d43818a395073c6de5238ee6e9b2bb3d6b01000769541d75f1d93d13260c1490afc4a98b6a50de455c27751237d1b6564370bf573a51e3145b7dc32dd9bb361b4bb9c312b41a768a2cb79c6"}, 0x418, 0xab03}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:44 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) [ 2670.945849] nbd: must specify at least one socket 00:17:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_open_procfs$namespace(0x0, &(0x7f00000000c0)='ns/time_for_children\x00') r5 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r5) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB='@\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000228bd7000ffdbdf251400000008001d00", @ANYRES32=r4, @ANYBLOB="0800010003000000080001000300000008001d00", @ANYRES32=r5, @ANYBLOB="0c00060002d2eac9a69f1219"], 0x40}, 0x1, 0x0, 0x0, 0x4800}, 0x801) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) ioctl$IOCTL_VMCI_DATAGRAM_SEND(r3, 0x7ab, &(0x7f0000000080)={&(0x7f0000000580)={{@hyper, 0x7}, {@local, 0x7}, 0x400, "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"}, 0x418, 0xab03}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) (async) ioctl$IOCTL_VMCI_DATAGRAM_SEND(r3, 0x7ab, &(0x7f0000000080)={&(0x7f0000000580)={{@hyper, 0x7}, {@local, 0x7}, 0x400, "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"}, 0x418, 0xab03}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) 00:17:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYRESHEX=r3, @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRESOCT=r1, @ANYBLOB="0c0002"], 0x4c}, 0x1, 0x0, 0x0, 0x10}, 0x0) 00:17:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRESOCT=r1, @ANYRES32=r2, @ANYBLOB="7f00a7cd", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x88, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x88}}, 0x0) 00:17:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYRESHEX=r3, @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRESOCT=r1, @ANYBLOB="0c0002"], 0x4c}, 0x1, 0x0, 0x0, 0x10}, 0x0) 00:17:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x7c}}, 0x0) 00:17:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) ioctl$IOCTL_VMCI_DATAGRAM_SEND(r3, 0x7ab, &(0x7f0000000080)={&(0x7f0000000580)={{@hyper, 0x7}, {@local, 0x7}, 0x400, "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"}, 0x418, 0xab03}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) (async) ioctl$IOCTL_VMCI_DATAGRAM_SEND(r3, 0x7ab, &(0x7f0000000080)={&(0x7f0000000580)={{@hyper, 0x7}, {@local, 0x7}, 0x400, "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"}, 0x418, 0xab03}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) 00:17:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYRESHEX=r3, @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRESOCT=r1, @ANYBLOB="0c0002"], 0x4c}, 0x1, 0x0, 0x0, 0x10}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYRESHEX=r3, @ANYRES16=r4, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRESOCT=r1, @ANYBLOB="0c0002"], 0x4c}, 0x1, 0x0, 0x0, 0x10}, 0x0) (async) 00:17:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRESOCT=r1, @ANYRES32=r2, @ANYBLOB="7f00a7cd", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRESOCT=r1, @ANYRES32=r2, @ANYBLOB="7f00a7cd", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, r1, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x28}, 0x1, 0x0, 0x0, 0x8004}, 0x880) 00:17:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x7c}}, 0x0) 00:17:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, r1, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x28}, 0x1, 0x0, 0x0, 0x8004}, 0x880) 00:17:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRESOCT=r1, @ANYRES32=r2, @ANYBLOB="7f00a7cd", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r6, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, r4, 0x200, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x7f}]}, 0x24}, 0x1, 0x0, 0x0, 0x5}, 0x40004000) 00:17:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r2) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f00000001c0)={0x20, r7, 0x800, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x20}, 0x1, 0x0, 0x0, 0x8001}, 0x4000000) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r8) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/syz1\x00', 0x200002, 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r9, 0xc00c642d, &(0x7f0000000040)={0x0, 0x0, 0xffffffffffffffff}) ioctl$DRM_IOCTL_GEM_FLINK(r10, 0xc008640a, &(0x7f00000000c0)) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r11, &(0x7f0000000500)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000003c0)={&(0x7f0000000700)={0x48, r6, 0x1, 0x70bd29, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0xb}]}, 0x48}, 0x1, 0x0, 0x0, 0x20004044}, 0x4) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x3c, r4, 0x1, 0x0, 0x10000000, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x3c}}, 0x0) 00:17:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x28, r1, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x28}, 0x1, 0x0, 0x0, 0x8004}, 0x880) [ 2671.401118] nbd: must specify at least one socket 00:17:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r2) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x1c, r3, 0x8, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x1, 0x0}}]}, 0x1c}, 0x1, 0x0, 0x0, 0x91}, 0x10) r4 = socket$igmp(0x2, 0x3, 0x2) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r6) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x70, r8, 0x4, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '^\'@'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12b}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xb3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x4}, 0x24000) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES16=r3, @ANYRESOCT=r4], 0x4c}}, 0x0) 00:17:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) (async) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r2) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f00000001c0)={0x20, r7, 0x800, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x20}, 0x1, 0x0, 0x0, 0x8001}, 0x4000000) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0) (async) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r8) (async) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/syz1\x00', 0x200002, 0x0) (async) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r9, 0xc00c642d, &(0x7f0000000040)={0x0, 0x0, 0xffffffffffffffff}) ioctl$DRM_IOCTL_GEM_FLINK(r10, 0xc008640a, &(0x7f00000000c0)) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r11, &(0x7f0000000500)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000003c0)={&(0x7f0000000700)={0x48, r6, 0x1, 0x70bd29, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0xb}]}, 0x48}, 0x1, 0x0, 0x0, 0x20004044}, 0x4) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x3c, r4, 0x1, 0x0, 0x10000000, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x3c}}, 0x0) 00:17:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r2) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f00000001c0)={0x20, r7, 0x800, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x20}, 0x1, 0x0, 0x0, 0x8001}, 0x4000000) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r8) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/syz1\x00', 0x200002, 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r9, 0xc00c642d, &(0x7f0000000040)={0x0, 0x0, 0xffffffffffffffff}) ioctl$DRM_IOCTL_GEM_FLINK(r10, 0xc008640a, &(0x7f00000000c0)) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r11, &(0x7f0000000500)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000003c0)={&(0x7f0000000700)={0x48, r6, 0x1, 0x70bd29, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0xb}]}, 0x48}, 0x1, 0x0, 0x0, 0x20004044}, 0x4) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x3c, r4, 0x1, 0x0, 0x10000000, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x3c}}, 0x0) 00:17:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r0) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r6, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, r4, 0x200, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x7f}]}, 0x24}, 0x1, 0x0, 0x0, 0x5}, 0x40004000) 00:17:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}]}, 0x64}}, 0x0) 00:17:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x7c}}, 0x0) 00:17:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r2) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x1c, r3, 0x8, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x1, 0x0}}]}, 0x1c}, 0x1, 0x0, 0x0, 0x91}, 0x10) (async) r4 = socket$igmp(0x2, 0x3, 0x2) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r6) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x70, r8, 0x4, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '^\'@'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12b}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xb3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x4}, 0x24000) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES16=r3, @ANYRESOCT=r4], 0x4c}}, 0x0) (rerun: 64) [ 2671.508950] nbd: must specify at least one socket [ 2671.521918] nbd: must specify a size in bytes for the device [ 2671.544107] nbd: must specify at least one socket 00:17:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) (async, rerun: 32) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async, rerun: 32) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) (async, rerun: 32) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r2) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f00000001c0)={0x20, r7, 0x800, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x20}, 0x1, 0x0, 0x0, 0x8001}, 0x4000000) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r4, 0x1}, 0x14}}, 0x0) (async, rerun: 32) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r8) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) (async) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000100)='./cgroup/syz1\x00', 0x200002, 0x0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(r9, 0xc00c642d, &(0x7f0000000040)={0x0, 0x0, 0xffffffffffffffff}) ioctl$DRM_IOCTL_GEM_FLINK(r10, 0xc008640a, &(0x7f00000000c0)) (async) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r11, &(0x7f0000000500)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000003c0)={&(0x7f0000000700)={0x48, r6, 0x1, 0x70bd29, 0x25dfdbff, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x1}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0xb}]}, 0x48}, 0x1, 0x0, 0x0, 0x20004044}, 0x4) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x3c, r4, 0x1, 0x0, 0x10000000, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x3c}}, 0x0) [ 2671.564347] nbd: must specify at least one socket 00:17:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}]}, 0x64}}, 0x0) 00:17:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r0) (async, rerun: 64) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async, rerun: 32) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r6, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async, rerun: 64) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, r4, 0x200, 0x70bd2b, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x7f}]}, 0x24}, 0x1, 0x0, 0x0, 0x5}, 0x40004000) (rerun: 64) 00:17:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}]}, 0x64}}, 0x0) 00:17:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x7c}}, 0x0) 00:17:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x200040, 0x0) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r7) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r8) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x90, r5, 0x10, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x85b0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '%'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r8}]}]}, 0x90}, 0x1, 0x0, 0x0, 0x40000}, 0x24000000) [ 2671.674039] nbd: must specify at least one socket [ 2671.680810] nbd: must specify a size in bytes for the device [ 2671.695293] nbd: must specify a size in bytes for the device [ 2671.710760] nbd: must specify a size in bytes for the device 00:17:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYRESDEC=r2, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r3, @ANYRESOCT=r0], 0x3c}}, 0x40) 00:17:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x7c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x7c}}, 0x0) 00:17:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB="4c00000000103253d47a3db5891444cebb01baa2d943af9c4d79c34a7e9fa85dd27131cb75bd13254f055e0e8c87209c9c0366c627a8dd830b48147d4b3ac44915ca0d94528aba54d232c83aa2a49ddc9f5f411927daac99058bedc171a28e44ab0df0a4a64dd9f46508feab707f767206cb3ba80ad1c75333b40b4bfa807c3ecd907d86b46b286066bdd2a841c0b762b5b34cdcc488d72765cc5caf999b58d627", @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="002000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) r6 = syz_genetlink_get_family_id$nbd(&(0x7f00000005c0), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000740)={&(0x7f0000000500)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000700)={&(0x7f0000000680)={0x20, r6, 0x2, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8c}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x40010) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r7) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000003c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000280)={0xcc, r1, 0x800, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x99}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x72}, @NBD_ATTR_SOCKETS={0xf, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, 'nl802154\x00'}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}]}, 0xcc}, 0x1, 0x0, 0x0, 0x80}, 0x8010) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000040), r2) [ 2671.819469] nbd: must specify a size in bytes for the device 00:17:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\b\x00\x00\x00', @ANYRES32, @ANYBLOB], 0x4c}}, 0x0) 00:17:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYRESDEC=r2, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r3, @ANYRESOCT=r0], 0x3c}}, 0x40) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYRESDEC=r2, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r3, @ANYRESOCT=r0], 0x3c}}, 0x40) (async) [ 2671.881729] nbd: must specify a size in bytes for the device [ 2671.892684] nbd: must specify a size in bytes for the device [ 2671.917074] nbd: must specify a size in bytes for the device [ 2671.925204] nbd: must specify a size in bytes for the device [ 2671.937695] nbd: must specify a size in bytes for the device [ 2671.951929] nbd: must specify a size in bytes for the device [ 2671.957836] nbd: must specify a size in bytes for the device [ 2671.965202] nbd: must specify a size in bytes for the device [ 2671.972557] nbd: must specify a size in bytes for the device [ 2671.978566] nbd: must specify a size in bytes for the device [ 2671.984416] nbd: must specify a size in bytes for the device [ 2671.990541] nbd: must specify a size in bytes for the device [ 2671.996416] nbd: must specify a size in bytes for the device [ 2672.002382] nbd: must specify a size in bytes for the device [ 2672.008896] nbd: must specify a size in bytes for the device [ 2672.014771] nbd: must specify a size in bytes for the device [ 2672.020786] nbd: must specify a size in bytes for the device [ 2672.026637] nbd: must specify a size in bytes for the device [ 2672.032550] nbd: must specify a size in bytes for the device [ 2672.038528] nbd: must specify a size in bytes for the device [ 2672.044370] nbd: must specify a size in bytes for the device [ 2672.050282] nbd: must specify a size in bytes for the device [ 2672.056157] nbd: must specify a size in bytes for the device [ 2672.062094] nbd: must specify a size in bytes for the device [ 2672.067943] nbd: must specify a size in bytes for the device [ 2672.073861] nbd: must specify a size in bytes for the device [ 2672.079871] nbd: must specify a size in bytes for the device [ 2672.085731] nbd: must specify a size in bytes for the device [ 2672.091694] nbd: must specify a size in bytes for the device [ 2672.097548] nbd: must specify a size in bytes for the device [ 2672.103526] nbd: must specify a size in bytes for the device [ 2672.109479] nbd: must specify a size in bytes for the device [ 2672.115347] nbd: must specify a size in bytes for the device [ 2672.121316] nbd: must specify a size in bytes for the device [ 2672.127166] nbd: must specify a size in bytes for the device [ 2672.133084] nbd: must specify a size in bytes for the device [ 2672.139597] nbd: must specify a size in bytes for the device [ 2672.145443] nbd: must specify a size in bytes for the device [ 2672.151363] nbd: must specify a size in bytes for the device [ 2672.157248] nbd: must specify a size in bytes for the device [ 2672.163316] nbd: must specify a size in bytes for the device [ 2672.169242] nbd: must specify a size in bytes for the device [ 2672.175086] nbd: must specify a size in bytes for the device [ 2672.181022] nbd: must specify a size in bytes for the device [ 2672.186868] nbd: must specify a size in bytes for the device [ 2672.192791] nbd: must specify a size in bytes for the device [ 2672.198757] nbd: must specify a size in bytes for the device [ 2672.204600] nbd: must specify a size in bytes for the device [ 2672.210518] nbd: must specify a size in bytes for the device [ 2672.216359] nbd: must specify a size in bytes for the device [ 2672.222295] nbd: must specify a size in bytes for the device [ 2672.228226] nbd: must specify a size in bytes for the device [ 2672.234070] nbd: must specify a size in bytes for the device [ 2672.240006] nbd: must specify a size in bytes for the device [ 2672.245881] nbd: must specify a size in bytes for the device [ 2672.251804] nbd: must specify a size in bytes for the device [ 2672.257646] nbd: must specify a size in bytes for the device [ 2672.263656] nbd: must specify a size in bytes for the device [ 2672.269972] nbd: must specify a size in bytes for the device [ 2672.275809] nbd: must specify a size in bytes for the device [ 2672.281756] nbd: must specify a size in bytes for the device 00:17:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r2) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x1c, r3, 0x8, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x1, 0x0}}]}, 0x1c}, 0x1, 0x0, 0x0, 0x91}, 0x10) r4 = socket$igmp(0x2, 0x3, 0x2) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r6) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r8, 0x1}, 0x14}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000300)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x70, r8, 0x4, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '^\'@'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12b}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xb3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x70}, 0x1, 0x0, 0x0, 0x4}, 0x24000) (async, rerun: 32) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (rerun: 32) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000001c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES16=r3, @ANYRESOCT=r4], 0x4c}}, 0x0) 00:17:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}]}, 0x64}}, 0x0) 00:17:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x200040, 0x0) (async) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r7) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r8) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x90, r5, 0x10, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x85b0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '%'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r8}]}]}, 0x90}, 0x1, 0x0, 0x0, 0x40000}, 0x24000000) 00:17:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}]}, 0x64}}, 0x0) 00:17:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB='\b\x00\x00\x00', @ANYRES32], 0x4c}}, 0x0) 00:17:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYRESDEC=r2, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r3, @ANYRESOCT=r0], 0x3c}}, 0x40) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYRESDEC=r2, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r3, @ANYRESOCT=r0], 0x3c}}, 0x40) (async) [ 2672.287605] nbd: must specify a size in bytes for the device 00:17:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRESOCT=r0, @ANYRES8=r1], 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r3) 00:17:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x70}}, 0x0) 00:17:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) (fail_nth: 1) 00:17:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x1}, 0x14}}, 0x0) (async) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x200040, 0x0) (async) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r7) (async) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r8) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x90, r5, 0x10, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x85b0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '%'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r8}]}]}, 0x90}, 0x1, 0x0, 0x0, 0x40000}, 0x24000000) [ 2672.354497] nbd: must specify at least one socket [ 2672.373434] nbd: must specify a size in bytes for the device 00:17:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRESOCT=r0, @ANYRES8=r1], 0x2c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r3) 00:17:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}]}, 0x64}}, 0x0) [ 2672.425566] FAULT_INJECTION: forcing a failure. [ 2672.425566] name failslab, interval 1, probability 0, space 0, times 0 [ 2672.453983] CPU: 1 PID: 7945 Comm: syz-executor.4 Not tainted 4.14.305-syzkaller #0 [ 2672.461805] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 2672.471151] Call Trace: [ 2672.473720] dump_stack+0x1b2/0x281 [ 2672.477327] should_fail.cold+0x10a/0x149 [ 2672.481456] should_failslab+0xd6/0x130 [ 2672.485412] kmem_cache_alloc_node+0x263/0x410 [ 2672.489975] __alloc_skb+0x5c/0x510 [ 2672.493582] netlink_sendmsg+0x927/0xbc0 [ 2672.497621] ? nlmsg_notify+0x1b0/0x1b0 [ 2672.501571] ? kernel_recvmsg+0x210/0x210 [ 2672.505700] ? security_socket_sendmsg+0x83/0xb0 [ 2672.510431] ? nlmsg_notify+0x1b0/0x1b0 [ 2672.514380] sock_sendmsg+0xb5/0x100 [ 2672.518077] ___sys_sendmsg+0x6c8/0x800 [ 2672.522041] ? get_pid_task+0x91/0x130 [ 2672.525912] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 2672.530655] ? lock_downgrade+0x740/0x740 [ 2672.534784] ? __fget+0x23e/0x3e0 [ 2672.538235] ? lock_acquire+0x170/0x3f0 [ 2672.542188] ? lock_downgrade+0x740/0x740 [ 2672.546315] ? __fget+0x265/0x3e0 [ 2672.549759] ? __fdget+0x19b/0x1f0 [ 2672.553284] ? sockfd_lookup_light+0xb2/0x160 [ 2672.557760] __sys_sendmsg+0xa3/0x120 [ 2672.561538] ? SyS_shutdown+0x160/0x160 [ 2672.565490] ? wait_for_completion_io+0x10/0x10 [ 2672.570143] ? SyS_read+0x210/0x210 [ 2672.573750] SyS_sendmsg+0x27/0x40 [ 2672.577266] ? __sys_sendmsg+0x120/0x120 [ 2672.581305] do_syscall_64+0x1d5/0x640 [ 2672.585182] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 2672.590357] RIP: 0033:0x7fab024670f9 [ 2672.594048] RSP: 002b:00007fab009d9168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2672.601748] RAX: ffffffffffffffda RBX: 00007fab02586f80 RCX: 00007fab024670f9 [ 2672.609029] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 [ 2672.616277] RBP: 00007fab009d91d0 R08: 0000000000000000 R09: 0000000000000000 [ 2672.623521] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2672.630770] R13: 00007fff782b11ff R14: 00007fab009d9300 R15: 0000000000022000 [ 2672.695646] nbd: must specify a size in bytes for the device 00:17:46 executing program 3: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x404280, 0x0) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) (fail_nth: 2) 00:17:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x70}}, 0x0) 00:17:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x70}}, 0x0) 00:17:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRESOCT=r0, @ANYRES8=r1], 0x2c}}, 0x0) (async, rerun: 32) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r3) 00:17:46 executing program 2: ioctl$LOOP_SET_CAPACITY(0xffffffffffffffff, 0x4c07) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000380)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000f29bd700000000000110000000c00060000000000000000001c912c0a00b532cba189bf670927bdaca5cd0e67be5eea1f69a9b2744dab68cb35a7c643cec2914d9b55036ec8c3c444658232b81efccc5365b87e3a6d0883b86712da3e37b654e8a0bdf62ae7bc24c86a661f03280ace38655c372f6527ef4a5ea99494b5e4de7ebbadbe4ffed0c75795"], 0x20}}, 0x0) r6 = syz_genetlink_get_family_id$nl802154(0x0, r3) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x20, r5, 0x20, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x20006000}, 0x24000000) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)=ANY=[@ANYBLOB='y\b\x00\x00', @ANYRES16=r6, @ANYBLOB="02002dbd7000ffdbdf2511000000050012000200000008000300", @ANYRES32=0x0, @ANYBLOB="05001200020000000c0006000300000003000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, r6, 0x4, 0x70bd29, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x24000040}, 0x8000084) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000002c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100d13ce2d35c8cda09bf206a1f6d4291912e6beacea84eb9f3e04814744b9caa2280cf9543ee3f6000a4768e05bf4b8e3648050d911721bcb538e1d9f71d9f944eedc3807067b1b9ad3e3a4832e1771c169668a822a614d9d319b8ac9df5b5b2748d2a83be0efdcb02", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB='\f\x00\x00'], 0x4c}}, 0x0) 00:17:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x70}}, 0x0) [ 2672.778762] FAULT_INJECTION: forcing a failure. [ 2672.778762] name failslab, interval 1, probability 0, space 0, times 0 [ 2672.818107] CPU: 0 PID: 8002 Comm: syz-executor.4 Not tainted 4.14.305-syzkaller #0 00:17:46 executing program 3: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x404280, 0x0) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, 0xffffffffffffffff) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:46 executing program 2: ioctl$LOOP_SET_CAPACITY(0xffffffffffffffff, 0x4c07) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000380)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000f29bd700000000000110000000c00060000000000000000001c912c0a00b532cba189bf670927bdaca5cd0e67be5eea1f69a9b2744dab68cb35a7c643cec2914d9b55036ec8c3c444658232b81efccc5365b87e3a6d0883b86712da3e37b654e8a0bdf62ae7bc24c86a661f03280ace38655c372f6527ef4a5ea99494b5e4de7ebbadbe4ffed0c75795"], 0x20}}, 0x0) r6 = syz_genetlink_get_family_id$nl802154(0x0, r3) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x20, r5, 0x20, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x20006000}, 0x24000000) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)=ANY=[@ANYBLOB='y\b\x00\x00', @ANYRES16=r6, @ANYBLOB="02002dbd7000ffdbdf2511000000050012000200000008000300", @ANYRES32=0x0, @ANYBLOB="05001200020000000c0006000300000003000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, r6, 0x4, 0x70bd29, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x24000040}, 0x8000084) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000002c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100d13ce2d35c8cda09bf206a1f6d4291912e6beacea84eb9f3e04814744b9caa2280cf9543ee3f6000a4768e05bf4b8e3648050d911721bcb538e1d9f71d9f944eedc3807067b1b9ad3e3a4832e1771c169668a822a614d9d319b8ac9df5b5b2748d2a83be0efdcb02", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB='\f\x00\x00'], 0x4c}}, 0x0) ioctl$LOOP_SET_CAPACITY(0xffffffffffffffff, 0x4c07) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (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$nbd(&(0x7f0000000180), r4) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000380)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000f29bd700000000000110000000c00060000000000000000001c912c0a00b532cba189bf670927bdaca5cd0e67be5eea1f69a9b2744dab68cb35a7c643cec2914d9b55036ec8c3c444658232b81efccc5365b87e3a6d0883b86712da3e37b654e8a0bdf62ae7bc24c86a661f03280ace38655c372f6527ef4a5ea99494b5e4de7ebbadbe4ffed0c75795"], 0x20}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(0x0, r3) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x20, r5, 0x20, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x20006000}, 0x24000000) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)=ANY=[@ANYBLOB='y\b\x00\x00', @ANYRES16=r6, @ANYBLOB="02002dbd7000ffdbdf2511000000050012000200000008000300", @ANYRES32=0x0, @ANYBLOB="05001200020000000c0006000300000003000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, r6, 0x4, 0x70bd29, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x24000040}, 0x8000084) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000002c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100d13ce2d35c8cda09bf206a1f6d4291912e6beacea84eb9f3e04814744b9caa2280cf9543ee3f6000a4768e05bf4b8e3648050d911721bcb538e1d9f71d9f944eedc3807067b1b9ad3e3a4832e1771c169668a822a614d9d319b8ac9df5b5b2748d2a83be0efdcb02", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB='\f\x00\x00'], 0x4c}}, 0x0) (async) 00:17:46 executing program 3: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000040), 0x404280, 0x0) ioctl$LOOP_CHANGE_FD(r0, 0x4c06, 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2672.825938] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 2672.835296] Call Trace: [ 2672.837882] dump_stack+0x1b2/0x281 [ 2672.841517] should_fail.cold+0x10a/0x149 [ 2672.845666] should_failslab+0xd6/0x130 [ 2672.849685] kmem_cache_alloc_node_trace+0x25a/0x400 [ 2672.854790] __kmalloc_node_track_caller+0x38/0x70 [ 2672.859717] __alloc_skb+0x96/0x510 [ 2672.863344] netlink_sendmsg+0x927/0xbc0 [ 2672.867410] ? nlmsg_notify+0x1b0/0x1b0 [ 2672.871384] ? kernel_recvmsg+0x210/0x210 00:17:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES32=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRESHEX=r0, @ANYBLOB="000000c9", @ANYRES64=r2, @ANYBLOB="0c0002"], 0x4c}}, 0x0) clock_gettime(0x6, &(0x7f0000000080)) 00:17:46 executing program 2: ioctl$LOOP_SET_CAPACITY(0xffffffffffffffff, 0x4c07) (async) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), 0xffffffffffffffff) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000380)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000f29bd700000000000110000000c00060000000000000000001c912c0a00b532cba189bf670927bdaca5cd0e67be5eea1f69a9b2744dab68cb35a7c643cec2914d9b55036ec8c3c444658232b81efccc5365b87e3a6d0883b86712da3e37b654e8a0bdf62ae7bc24c86a661f03280ace38655c372f6527ef4a5ea99494b5e4de7ebbadbe4ffed0c75795"], 0x20}}, 0x0) (async) r6 = syz_genetlink_get_family_id$nl802154(0x0, r3) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x20, r5, 0x20, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x20006000}, 0x24000000) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)=ANY=[@ANYBLOB='y\b\x00\x00', @ANYRES16=r6, @ANYBLOB="02002dbd7000ffdbdf2511000000050012000200000008000300", @ANYRES32=0x0, @ANYBLOB="05001200020000000c0006000300000003000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x34, r6, 0x4, 0x70bd29, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x2}]}, 0x34}, 0x1, 0x0, 0x0, 0x24000040}, 0x8000084) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000002c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r0, @ANYBLOB="01000000000000000000010000001400078008000100d13ce2d35c8cda09bf206a1f6d4291912e6beacea84eb9f3e04814744b9caa2280cf9543ee3f6000a4768e05bf4b8e3648050d911721bcb538e1d9f71d9f944eedc3807067b1b9ad3e3a4832e1771c169668a822a614d9d319b8ac9df5b5b2748d2a83be0efdcb02", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB='\f\x00\x00'], 0x4c}}, 0x0) 00:17:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES32=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRESHEX=r0, @ANYBLOB="000000c9", @ANYRES64=r2, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) clock_gettime(0x6, &(0x7f0000000080)) [ 2672.875554] ? security_socket_sendmsg+0x83/0xb0 [ 2672.880305] ? nlmsg_notify+0x1b0/0x1b0 [ 2672.884277] sock_sendmsg+0xb5/0x100 [ 2672.887994] ___sys_sendmsg+0x6c8/0x800 [ 2672.891969] ? get_pid_task+0x91/0x130 [ 2672.895853] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 2672.900611] ? lock_downgrade+0x740/0x740 [ 2672.904759] ? __fget+0x23e/0x3e0 [ 2672.908215] ? lock_acquire+0x170/0x3f0 [ 2672.912196] ? lock_downgrade+0x740/0x740 [ 2672.916348] ? __fget+0x265/0x3e0 [ 2672.919803] ? __fdget+0x19b/0x1f0 [ 2672.923344] ? sockfd_lookup_light+0xb2/0x160 [ 2672.927839] __sys_sendmsg+0xa3/0x120 [ 2672.931638] ? SyS_shutdown+0x160/0x160 [ 2672.935615] ? wait_for_completion_io+0x10/0x10 [ 2672.940293] ? SyS_read+0x210/0x210 [ 2672.943922] SyS_sendmsg+0x27/0x40 [ 2672.947456] ? __sys_sendmsg+0x120/0x120 [ 2672.951516] do_syscall_64+0x1d5/0x640 [ 2672.955406] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 2672.960588] RIP: 0033:0x7fab024670f9 [ 2672.964294] RSP: 002b:00007fab009d9168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2672.972085] RAX: ffffffffffffffda RBX: 00007fab02586f80 RCX: 00007fab024670f9 00:17:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) (fail_nth: 3) 00:17:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES32=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRESHEX=r0, @ANYBLOB="000000c9", @ANYRES64=r2, @ANYBLOB="0c0002"], 0x4c}}, 0x0) clock_gettime(0x6, &(0x7f0000000080)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES32=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRESHEX=r0, @ANYBLOB="000000c9", @ANYRES64=r2, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) clock_gettime(0x6, &(0x7f0000000080)) (async) 00:17:46 executing program 2: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r0) getsockopt$PNPIPE_HANDLE(r0, 0x113, 0x3, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES32=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r5 = syz_genetlink_get_family_id$nl802154(0x0, r4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r5, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r2, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x1c, r5, 0x800, 0x70bd27, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4010}, 0x4000050) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r1, 0x400, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3ff}]}, 0x34}, 0x1, 0x0, 0x0, 0xc000}, 0x0) 00:17:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (fail_nth: 1) 00:17:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) [ 2672.979356] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 [ 2672.986618] RBP: 00007fab009d91d0 R08: 0000000000000000 R09: 0000000000000000 [ 2672.993867] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2673.001119] R13: 00007fff782b11ff R14: 00007fab009d9300 R15: 0000000000022000 00:17:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) (async) r5 = syz_genetlink_get_family_id$nl802154(0x0, r4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r5, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r2, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x1c, r5, 0x800, 0x70bd27, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4010}, 0x4000050) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r1, 0x400, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3ff}]}, 0x34}, 0x1, 0x0, 0x0, 0xc000}, 0x0) 00:17:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000240), r4) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$IEEE802154_LLSEC_ADD_KEY(r3, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x90, r5, 0x8, 0x70bd2d, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_COMMANDS={0x24, 0x32, "fea8776adabca80e1fabfa8580376b45b7db73c608d8b2d3e3e34b91fab88915"}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_LLSEC_KEY_BYTES={0x14, 0x30, "3171fa1fef657735612fbf75ab687a4f"}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0202}}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x3}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x60000000}]}, 0x90}, 0x1, 0x0, 0x0, 0x80}, 0x2000c084) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2673.079741] FAULT_INJECTION: forcing a failure. [ 2673.079741] name failslab, interval 1, probability 0, space 0, times 0 [ 2673.090976] nla_parse: 320 callbacks suppressed [ 2673.090982] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2673.090989] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2673.123476] CPU: 1 PID: 8067 Comm: syz-executor.1 Not tainted 4.14.305-syzkaller #0 [ 2673.131297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 2673.140646] Call Trace: [ 2673.143227] dump_stack+0x1b2/0x281 [ 2673.146853] should_fail.cold+0x10a/0x149 [ 2673.151003] should_failslab+0xd6/0x130 [ 2673.154971] kmem_cache_alloc_node+0x263/0x410 [ 2673.159544] __alloc_skb+0x5c/0x510 [ 2673.163166] netlink_sendmsg+0x927/0xbc0 [ 2673.167207] ? nlmsg_notify+0x1b0/0x1b0 [ 2673.171173] ? kernel_recvmsg+0x210/0x210 [ 2673.175311] ? security_socket_sendmsg+0x83/0xb0 [ 2673.180045] ? nlmsg_notify+0x1b0/0x1b0 [ 2673.184006] sock_sendmsg+0xb5/0x100 [ 2673.187713] ___sys_sendmsg+0x6c8/0x800 [ 2673.191674] ? get_pid_task+0x91/0x130 [ 2673.195544] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 2673.200283] ? lock_downgrade+0x740/0x740 [ 2673.204409] ? __fget+0x23e/0x3e0 [ 2673.207843] ? lock_acquire+0x170/0x3f0 [ 2673.211805] ? lock_downgrade+0x740/0x740 [ 2673.215946] ? __fget+0x265/0x3e0 [ 2673.219384] ? __fdget+0x19b/0x1f0 [ 2673.222912] ? sockfd_lookup_light+0xb2/0x160 [ 2673.227395] __sys_sendmsg+0xa3/0x120 [ 2673.231182] ? SyS_shutdown+0x160/0x160 [ 2673.235146] ? wait_for_completion_io+0x10/0x10 [ 2673.239799] ? SyS_read+0x210/0x210 [ 2673.243407] SyS_sendmsg+0x27/0x40 [ 2673.246924] ? __sys_sendmsg+0x120/0x120 [ 2673.250974] do_syscall_64+0x1d5/0x640 [ 2673.254859] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 2673.260038] RIP: 0033:0x7fcba23690f9 [ 2673.263733] RSP: 002b:00007fcba08db168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2673.271434] RAX: ffffffffffffffda RBX: 00007fcba2488f80 RCX: 00007fcba23690f9 00:17:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (fail_nth: 2) [ 2673.278692] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 [ 2673.285957] RBP: 00007fcba08db1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2673.293210] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2673.300465] R13: 00007ffd409f0b1f R14: 00007fcba08db300 R15: 0000000000022000 00:17:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x4000, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x60}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r8 = syz_genetlink_get_family_id$nl802154(0x0, r7) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r8, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f00000001c0)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r6, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000280)={&(0x7f0000000300)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r8, @ANYBLOB="00012bbd7000fcdbdf250e00000008000e000800000008000300", @ANYRES32=r9, @ANYBLOB="08000300", @ANYRES32=0x0, @ANYBLOB="08970e00890000000800010001002b9a8ebfee83bb1511730f870000080001000100000008000e009079a1a1d8836cccd9acca2b177f3c0e0000188f"], 0x4c}, 0x1, 0x0, 0x0, 0x8005}, 0x40) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000140), r5) 00:17:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r4, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r5 = syz_genetlink_get_family_id$nl802154(0x0, r4) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r5, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async, rerun: 64) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r2, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x1c, r5, 0x800, 0x70bd27, 0x25dfdbff, {}, [@NL802154_ATTR_IFINDEX={0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4010}, 0x4000050) (async, rerun: 64) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r1, 0x400, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3ff}]}, 0x34}, 0x1, 0x0, 0x0, 0xc000}, 0x0) 00:17:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000240), r4) (async) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$IEEE802154_LLSEC_ADD_KEY(r3, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x90, r5, 0x8, 0x70bd2d, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_COMMANDS={0x24, 0x32, "fea8776adabca80e1fabfa8580376b45b7db73c608d8b2d3e3e34b91fab88915"}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_LLSEC_KEY_BYTES={0x14, 0x30, "3171fa1fef657735612fbf75ab687a4f"}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0202}}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x3}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x60000000}]}, 0x90}, 0x1, 0x0, 0x0, 0x80}, 0x2000c084) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) [ 2673.334814] FAULT_INJECTION: forcing a failure. [ 2673.334814] name failslab, interval 1, probability 0, space 0, times 0 [ 2673.369499] CPU: 1 PID: 8089 Comm: syz-executor.1 Not tainted 4.14.305-syzkaller #0 [ 2673.377324] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 2673.386676] Call Trace: [ 2673.389257] dump_stack+0x1b2/0x281 [ 2673.392893] should_fail.cold+0x10a/0x149 [ 2673.397049] should_failslab+0xd6/0x130 [ 2673.401027] kmem_cache_alloc_node_trace+0x25a/0x400 [ 2673.406131] __kmalloc_node_track_caller+0x38/0x70 [ 2673.411062] __alloc_skb+0x96/0x510 [ 2673.414696] netlink_sendmsg+0x927/0xbc0 [ 2673.418768] ? nlmsg_notify+0x1b0/0x1b0 [ 2673.422738] ? kernel_recvmsg+0x210/0x210 [ 2673.426896] ? security_socket_sendmsg+0x83/0xb0 [ 2673.431654] ? nlmsg_notify+0x1b0/0x1b0 [ 2673.435624] sock_sendmsg+0xb5/0x100 [ 2673.439372] ___sys_sendmsg+0x6c8/0x800 [ 2673.443348] ? get_pid_task+0x91/0x130 [ 2673.447242] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 2673.451997] ? lock_downgrade+0x740/0x740 [ 2673.456147] ? __fget+0x23e/0x3e0 [ 2673.459601] ? lock_acquire+0x170/0x3f0 [ 2673.463572] ? lock_downgrade+0x740/0x740 [ 2673.467723] ? __fget+0x265/0x3e0 [ 2673.471184] ? __fdget+0x19b/0x1f0 [ 2673.474719] ? sockfd_lookup_light+0xb2/0x160 00:17:47 executing program 2: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r0) (async) getsockopt$PNPIPE_HANDLE(r0, 0x113, 0x3, &(0x7f0000000080), &(0x7f00000000c0)=0x4) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES32=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2673.476678] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2673.479213] __sys_sendmsg+0xa3/0x120 [ 2673.479224] ? SyS_shutdown+0x160/0x160 [ 2673.479236] ? wait_for_completion_io+0x10/0x10 [ 2673.479252] ? SyS_read+0x210/0x210 [ 2673.479262] SyS_sendmsg+0x27/0x40 [ 2673.479269] ? __sys_sendmsg+0x120/0x120 [ 2673.479278] do_syscall_64+0x1d5/0x640 [ 2673.479293] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 2673.479301] RIP: 0033:0x7fcba23690f9 [ 2673.479309] RSP: 002b:00007fcba08db168 EFLAGS: 00000246 00:17:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) (async) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x4000, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x60}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) (async) r8 = syz_genetlink_get_family_id$nl802154(0x0, r7) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r8, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f00000001c0)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r6, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000280)={&(0x7f0000000300)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r8, @ANYBLOB="00012bbd7000fcdbdf250e00000008000e000800000008000300", @ANYRES32=r9, @ANYBLOB="08000300", @ANYRES32=0x0, @ANYBLOB="08970e00890000000800010001002b9a8ebfee83bb1511730f870000080001000100000008000e009079a1a1d8836cccd9acca2b177f3c0e0000188f"], 0x4c}, 0x1, 0x0, 0x0, 0x8005}, 0x40) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000140), r5) 00:17:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB="2c0000002469c0e177563a801960ef0d09758dd582e3dcef9de931d5bb80b0ec790c54607df7ce39135436b7b1a4c6b6ff19cdc1ea522171ba0fb16cf1ac4466765c81c3cc266f22569d29bf68f5a59c27d4a34740d1f2df9b4bf06349daa3ef70c45ee0e0eb66ffff2f7e1889625b10cc0a3506298d3a5a30d8e9e87f7bff37ecac424691d8b326965e098e851bca", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) 00:17:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (fail_nth: 3) 00:17:47 executing program 2: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r0) (async) getsockopt$PNPIPE_HANDLE(r0, 0x113, 0x3, &(0x7f0000000080), &(0x7f00000000c0)=0x4) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES32=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2673.498123] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2673.500205] ORIG_RAX: 000000000000002e [ 2673.500212] RAX: ffffffffffffffda RBX: 00007fcba2488f80 RCX: 00007fcba23690f9 [ 2673.500216] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 [ 2673.500221] RBP: 00007fcba08db1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2673.500226] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2673.500234] R13: 00007ffd409f0b1f R14: 00007fcba08db300 R15: 0000000000022000 00:17:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) [ 2673.631921] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2673.657622] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 00:17:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r2) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000040)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_WAIT(r2, 0xc02864ca, &(0x7f0000000140)={&(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0, r3], &(0x7f0000000100)=[0xa78b, 0x3, 0x5, 0x6, 0x2a], 0x6, 0x5, 0x4}) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000180)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000002c00078008000100d0ba2af45ec062487572a087e98894e1385de53af92de425ec87127896b9883a3577842714048c8ac399a5f2292940f59f1d0f912a48de37becd07b0a543257fa675fab144a3886111bc4060142cce1ed10837e5f5670669ab30865f50b4a25b061a247b04109e63f4e46b", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB="2c0000002469c0e177563a801960ef0d09758dd582e3dcef9de931d5bb80b0ec790c54607df7ce39135436b7b1a4c6b6ff19cdc1ea522171ba0fb16cf1ac4466765c81c3cc266f22569d29bf68f5a59c27d4a34740d1f2df9b4bf06349daa3ef70c45ee0e0eb66ffff2f7e1889625b10cc0a3506298d3a5a30d8e9e87f7bff37ecac424691d8b326965e098e851bca", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) [ 2673.675754] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. 00:17:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000240), r4) (async, rerun: 64) r5 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000080), 0xffffffffffffffff) (rerun: 64) sendmsg$IEEE802154_LLSEC_ADD_KEY(r3, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x90, r5, 0x8, 0x70bd2d, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_KEY_MODE={0x5}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x2}, @IEEE802154_ATTR_LLSEC_KEY_USAGE_COMMANDS={0x24, 0x32, "fea8776adabca80e1fabfa8580376b45b7db73c608d8b2d3e3e34b91fab88915"}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_LLSEC_KEY_BYTES={0x14, 0x30, "3171fa1fef657735612fbf75ab687a4f"}, @IEEE802154_ATTR_HW_ADDR={0xc, 0x5, {0xaaaaaaaaaaaa0002}}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_EXTENDED={0xc, 0x2d, {0xaaaaaaaaaaaa0202}}, @IEEE802154_ATTR_LLSEC_KEY_MODE={0x5, 0x2b, 0x3}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x60000000}]}, 0x90}, 0x1, 0x0, 0x0, 0x80}, 0x2000c084) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (rerun: 64) [ 2673.704380] FAULT_INJECTION: forcing a failure. [ 2673.704380] name failslab, interval 1, probability 0, space 0, times 0 [ 2673.725411] CPU: 0 PID: 8123 Comm: syz-executor.1 Not tainted 4.14.305-syzkaller #0 [ 2673.733230] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 2673.742580] Call Trace: [ 2673.745166] dump_stack+0x1b2/0x281 [ 2673.748793] should_fail.cold+0x10a/0x149 [ 2673.752932] should_failslab+0xd6/0x130 [ 2673.756899] kmem_cache_alloc_trace+0x29a/0x3d0 [ 2673.761563] nbd_alloc_config+0x5e/0x180 [ 2673.765607] nbd_genl_connect+0x40f/0x13e0 [ 2673.769824] ? nbd_xmit_timeout+0x500/0x500 [ 2673.774130] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2673.779219] ? ___ratelimit+0x2b5/0x510 [ 2673.783185] ? nla_parse+0x157/0x1f0 [ 2673.786893] genl_family_rcv_msg+0x572/0xb20 [ 2673.791302] ? genl_rcv+0x40/0x40 [ 2673.794747] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 2673.800182] ? __kmalloc_node_track_caller+0x4c/0x70 [ 2673.805280] ? trace_hardirqs_on+0x10/0x10 [ 2673.809508] genl_rcv_msg+0xaf/0x140 [ 2673.813212] netlink_rcv_skb+0x125/0x390 [ 2673.817256] ? genl_family_rcv_msg+0xb20/0xb20 [ 2673.821818] ? netlink_ack+0x9a0/0x9a0 [ 2673.825698] ? lock_acquire+0x170/0x3f0 [ 2673.829664] genl_rcv+0x24/0x40 [ 2673.832925] netlink_unicast+0x437/0x610 [ 2673.836964] ? netlink_sendskb+0xd0/0xd0 [ 2673.841010] ? __check_object_size+0x179/0x230 [ 2673.845586] netlink_sendmsg+0x651/0xbc0 [ 2673.849638] ? nlmsg_notify+0x1b0/0x1b0 [ 2673.853592] ? kernel_recvmsg+0x210/0x210 [ 2673.857730] ? security_socket_sendmsg+0x83/0xb0 [ 2673.862472] ? nlmsg_notify+0x1b0/0x1b0 [ 2673.866431] sock_sendmsg+0xb5/0x100 [ 2673.870147] ___sys_sendmsg+0x6c8/0x800 [ 2673.874108] ? get_pid_task+0x91/0x130 [ 2673.877985] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 2673.882728] ? lock_downgrade+0x740/0x740 [ 2673.886875] ? __fget+0x23e/0x3e0 [ 2673.890309] ? lock_acquire+0x170/0x3f0 [ 2673.894270] ? lock_downgrade+0x740/0x740 [ 2673.898404] ? __fget+0x265/0x3e0 [ 2673.901860] ? __fdget+0x19b/0x1f0 [ 2673.905391] ? sockfd_lookup_light+0xb2/0x160 [ 2673.909879] __sys_sendmsg+0xa3/0x120 [ 2673.913666] ? SyS_shutdown+0x160/0x160 [ 2673.917624] ? wait_for_completion_io+0x10/0x10 [ 2673.922283] ? SyS_read+0x210/0x210 [ 2673.925888] SyS_sendmsg+0x27/0x40 [ 2673.929405] ? __sys_sendmsg+0x120/0x120 [ 2673.933446] do_syscall_64+0x1d5/0x640 [ 2673.937318] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 2673.942487] RIP: 0033:0x7fcba23690f9 [ 2673.946177] RSP: 002b:00007fcba08db168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2673.953864] RAX: ffffffffffffffda RBX: 00007fcba2488f80 RCX: 00007fcba23690f9 [ 2673.961114] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 [ 2673.968361] RBP: 00007fcba08db1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2673.975608] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2673.982863] R13: 00007ffd409f0b1f R14: 00007fcba08db300 R15: 0000000000022000 [ 2673.995983] nbd: couldn't allocate config 00:17:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (fail_nth: 4) [ 2674.000721] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2674.009993] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2674.093939] FAULT_INJECTION: forcing a failure. [ 2674.093939] name failslab, interval 1, probability 0, space 0, times 0 [ 2674.105702] CPU: 0 PID: 8156 Comm: syz-executor.1 Not tainted 4.14.305-syzkaller #0 [ 2674.113509] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 2674.122858] Call Trace: [ 2674.125445] dump_stack+0x1b2/0x281 [ 2674.129076] should_fail.cold+0x10a/0x149 [ 2674.133230] should_failslab+0xd6/0x130 [ 2674.137206] kmem_cache_alloc_node_trace+0x25a/0x400 00:17:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB="2c0000002469c0e177563a801960ef0d09758dd582e3dcef9de931d5bb80b0ec790c54607df7ce39135436b7b1a4c6b6ff19cdc1ea522171ba0fb16cf1ac4466765c81c3cc266f22569d29bf68f5a59c27d4a34740d1f2df9b4bf06349daa3ef70c45ee0e0eb66ffff2f7e1889625b10cc0a3506298d3a5a30d8e9e87f7bff37ecac424691d8b326965e098e851bca", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) 00:17:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r3) 00:17:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r3) [ 2674.142318] __kmalloc_node_track_caller+0x38/0x70 [ 2674.147246] __alloc_skb+0x96/0x510 [ 2674.150880] netlink_ack+0x216/0x9a0 [ 2674.154593] ? netlink_sendmsg+0xbc0/0xbc0 [ 2674.158827] netlink_rcv_skb+0x2c5/0x390 [ 2674.162884] ? genl_family_rcv_msg+0xb20/0xb20 [ 2674.167454] ? netlink_ack+0x9a0/0x9a0 [ 2674.171332] ? lock_acquire+0x170/0x3f0 [ 2674.175309] genl_rcv+0x24/0x40 [ 2674.178584] netlink_unicast+0x437/0x610 [ 2674.182643] ? netlink_sendskb+0xd0/0xd0 [ 2674.186701] ? __check_object_size+0x179/0x230 [ 2674.191282] netlink_sendmsg+0x651/0xbc0 [ 2674.195342] ? nlmsg_notify+0x1b0/0x1b0 [ 2674.199312] ? kernel_recvmsg+0x210/0x210 [ 2674.203478] ? security_socket_sendmsg+0x83/0xb0 [ 2674.208229] ? nlmsg_notify+0x1b0/0x1b0 [ 2674.212207] sock_sendmsg+0xb5/0x100 [ 2674.215919] ___sys_sendmsg+0x6c8/0x800 [ 2674.219895] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 2674.224651] ? lock_downgrade+0x740/0x740 [ 2674.228790] ? trace_hardirqs_on+0x10/0x10 [ 2674.233007] ? __fget+0x23e/0x3e0 [ 2674.236439] ? lock_acquire+0x170/0x3f0 [ 2674.240396] ? lock_downgrade+0x740/0x740 [ 2674.244522] ? __fget+0x265/0x3e0 [ 2674.247961] ? __fdget+0x19b/0x1f0 [ 2674.251490] ? sockfd_lookup_light+0xb2/0x160 [ 2674.255961] __sys_sendmsg+0xa3/0x120 [ 2674.259757] ? SyS_shutdown+0x160/0x160 [ 2674.263708] ? __schedule+0x893/0x1de0 [ 2674.267576] ? SyS_read+0x210/0x210 [ 2674.271180] ? __do_page_fault+0x159/0xad0 [ 2674.275392] SyS_sendmsg+0x27/0x40 [ 2674.278908] ? __sys_sendmsg+0x120/0x120 [ 2674.282945] do_syscall_64+0x1d5/0x640 [ 2674.286825] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 00:17:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) (async) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x4000, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)={0x60, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x60}}, 0x0) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) (async) r8 = syz_genetlink_get_family_id$nl802154(0x0, r7) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f0000000700)={0x38, r8, 0x2, 0x70bd2d, 0x25dfdbff, {}, [@NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x2}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x300000003}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f00000001c0)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r6, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000280)={&(0x7f0000000300)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r8, @ANYBLOB="00012bbd7000fcdbdf250e00000008000e000800000008000300", @ANYRES32=r9, @ANYBLOB="08000300", @ANYRES32=0x0, @ANYBLOB="08970e00890000000800010001002b9a8ebfee83bb1511730f870000080001000100000008000e009079a1a1d8836cccd9acca2b177f3c0e0000188f"], 0x4c}, 0x1, 0x0, 0x0, 0x8005}, 0x40) (async) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000140), r5) 00:17:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r2) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000040)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_WAIT(r2, 0xc02864ca, &(0x7f0000000140)={&(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0, r3], &(0x7f0000000100)=[0xa78b, 0x3, 0x5, 0x6, 0x2a], 0x6, 0x5, 0x4}) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000180)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000002c00078008000100d0ba2af45ec062487572a087e98894e1385de53af92de425ec87127896b9883a3577842714048c8ac399a5f2292940f59f1d0f912a48de37becd07b0a543257fa675fab144a3886111bc4060142cce1ed10837e5f5670669ab30865f50b4a25b061a247b04109e63f4e46b", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r2) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000040)={0x0, 0x1}) (async) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_WAIT(r2, 0xc02864ca, &(0x7f0000000140)={&(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0, r3], &(0x7f0000000100)=[0xa78b, 0x3, 0x5, 0x6, 0x2a], 0x6, 0x5, 0x4}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000180)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000002c00078008000100d0ba2af45ec062487572a087e98894e1385de53af92de425ec87127896b9883a3577842714048c8ac399a5f2292940f59f1d0f912a48de37becd07b0a543257fa675fab144a3886111bc4060142cce1ed10837e5f5670669ab30865f50b4a25b061a247b04109e63f4e46b", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r3) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r3) (async) 00:17:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (fail_nth: 5) [ 2674.291991] RIP: 0033:0x7fcba23690f9 [ 2674.295675] RSP: 002b:00007fcba08ba168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2674.303360] RAX: ffffffffffffffda RBX: 00007fcba2489050 RCX: 00007fcba23690f9 [ 2674.310603] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 [ 2674.317848] RBP: 00007fcba08ba1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2674.325096] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 [ 2674.332364] R13: 00007ffd409f0b1f R14: 00007fcba08ba300 R15: 0000000000022000 00:17:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f00000004c0), 0xffffffffffffffff) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r7) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000640)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000500)={&(0x7f0000000580)={0x84, r6, 0x20, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x3}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x84}, 0x1, 0x0, 0x0, 0x4000}, 0x1) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) openat$tcp_mem(0xffffffffffffff9c, &(0x7f00000007c0)='/proc/sys/net/ipv4/tcp_rmem\x00', 0x1, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB='\r\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="010000000000000000001400000008000300", @ANYRES32=r8, @ANYBLOB="08001d00", @ANYRES32, @ANYBLOB="0800010003000000"], 0x2c}}, 0x0) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f0000000400)={0x80000000, &(0x7f0000000080), &(0x7f0000000240)}) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x58, r1, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3f}]}, 0x58}, 0x1, 0x0, 0x0, 0x48051}, 0x40000) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="01002abd7000fddbdf251100000008000300", @ANYRES32=0x0, @ANYBLOB="0c000600000000000000000008000300", @ANYRES32=r8, @ANYBLOB="33e6847a8e8f3c153a0fbd15d0ce0f2480bc9b5c4f54e949b603805f88c380a0c570b9b41e0864b7535a6c928baa2bbe7b45deed60b12877727a1b8b4f4bc505ca75eecac783909e01412a78178f177613d386f0a4737a4f40fcb3e1c0dfa3f83b6e35f86c009ac7e845e9065d129dd4023c7604384264374a8ff0246a99670c353072e2cc68fcb10af330f7a34f9ff6b221adc00811c33c5027a33a6b7d0c929130342dc5"], 0x30}, 0x1, 0x0, 0x0, 0x4000}, 0x40080) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2674.381665] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 00:17:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) [ 2674.451154] FAULT_INJECTION: forcing a failure. [ 2674.451154] name failslab, interval 1, probability 0, space 0, times 0 [ 2674.467057] CPU: 1 PID: 8180 Comm: syz-executor.1 Not tainted 4.14.305-syzkaller #0 [ 2674.474874] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 2674.484222] Call Trace: [ 2674.486800] dump_stack+0x1b2/0x281 [ 2674.490418] should_fail.cold+0x10a/0x149 [ 2674.494561] should_failslab+0xd6/0x130 [ 2674.498516] kmem_cache_alloc_node_trace+0x25a/0x400 [ 2674.503617] __kmalloc_node+0x38/0x70 [ 2674.507426] disk_expand_part_tbl+0x17a/0x340 [ 2674.512078] alloc_disk_node+0xf1/0x3d0 [ 2674.516065] nbd_dev_add+0x9f/0x800 [ 2674.519674] ? nbd_send_cmd+0x11f0/0x11f0 [ 2674.523800] ? ns_capable_common+0x127/0x150 [ 2674.528205] nbd_genl_connect+0x3a4/0x13e0 [ 2674.532434] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 2674.537525] ? nbd_xmit_timeout+0x500/0x500 [ 2674.541829] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2674.546910] ? ___ratelimit+0x2b5/0x510 [ 2674.550874] ? nla_parse+0x157/0x1f0 [ 2674.554585] genl_family_rcv_msg+0x572/0xb20 [ 2674.558996] ? genl_rcv+0x40/0x40 [ 2674.562442] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 2674.567876] ? __kmalloc_node_track_caller+0x4c/0x70 [ 2674.572960] ? trace_hardirqs_on+0x10/0x10 [ 2674.577179] genl_rcv_msg+0xaf/0x140 [ 2674.580875] netlink_rcv_skb+0x125/0x390 [ 2674.584916] ? genl_family_rcv_msg+0xb20/0xb20 [ 2674.589485] ? netlink_ack+0x9a0/0x9a0 [ 2674.593369] ? lock_acquire+0x170/0x3f0 [ 2674.597351] genl_rcv+0x24/0x40 [ 2674.600623] netlink_unicast+0x437/0x610 [ 2674.604679] ? netlink_sendskb+0xd0/0xd0 [ 2674.608730] ? __check_object_size+0x179/0x230 [ 2674.613306] netlink_sendmsg+0x651/0xbc0 [ 2674.617351] ? nlmsg_notify+0x1b0/0x1b0 [ 2674.621302] ? kernel_recvmsg+0x210/0x210 [ 2674.625432] ? security_socket_sendmsg+0x83/0xb0 [ 2674.630170] ? nlmsg_notify+0x1b0/0x1b0 [ 2674.634127] sock_sendmsg+0xb5/0x100 [ 2674.637820] ___sys_sendmsg+0x6c8/0x800 [ 2674.641774] ? get_pid_task+0x91/0x130 [ 2674.645640] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 2674.650388] ? lock_downgrade+0x740/0x740 [ 2674.654532] ? __fget+0x23e/0x3e0 [ 2674.657972] ? lock_acquire+0x170/0x3f0 [ 2674.661932] ? lock_downgrade+0x740/0x740 [ 2674.666084] ? __fget+0x265/0x3e0 [ 2674.669530] ? __fdget+0x19b/0x1f0 [ 2674.673078] ? sockfd_lookup_light+0xb2/0x160 [ 2674.677639] __sys_sendmsg+0xa3/0x120 [ 2674.681419] ? SyS_shutdown+0x160/0x160 [ 2674.685372] ? wait_for_completion_io+0x10/0x10 [ 2674.690035] ? SyS_read+0x210/0x210 [ 2674.693647] SyS_sendmsg+0x27/0x40 [ 2674.697167] ? __sys_sendmsg+0x120/0x120 [ 2674.701206] do_syscall_64+0x1d5/0x640 [ 2674.705076] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 2674.710249] RIP: 0033:0x7fcba23690f9 [ 2674.713943] RSP: 002b:00007fcba08db168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2674.721632] RAX: ffffffffffffffda RBX: 00007fcba2488f80 RCX: 00007fcba23690f9 [ 2674.728948] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 [ 2674.736205] RBP: 00007fcba08db1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2674.743454] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 00:17:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r2) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000040)={0x0, 0x1}) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_WAIT(r2, 0xc02864ca, &(0x7f0000000140)={&(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0, r3], &(0x7f0000000100)=[0xa78b, 0x3, 0x5, 0x6, 0x2a], 0x6, 0x5, 0x4}) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000180)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000002c00078008000100d0ba2af45ec062487572a087e98894e1385de53af92de425ec87127896b9883a3577842714048c8ac399a5f2292940f59f1d0f912a48de37becd07b0a543257fa675fab144a3886111bc4060142cce1ed10837e5f5670669ab30865f50b4a25b061a247b04109e63f4e46b", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r2) (async) ioctl$DRM_IOCTL_SYNCOBJ_CREATE(0xffffffffffffffff, 0xc00864bf, &(0x7f0000000040)={0x0, 0x1}) (async) ioctl$DRM_IOCTL_SYNCOBJ_TIMELINE_WAIT(r2, 0xc02864ca, &(0x7f0000000140)={&(0x7f0000000080)=[0x0, 0x0, 0x0, 0x0, r3], &(0x7f0000000100)=[0xa78b, 0x3, 0x5, 0x6, 0x2a], 0x6, 0x5, 0x4}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000180)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000002c00078008000100d0ba2af45ec062487572a087e98894e1385de53af92de425ec87127896b9883a3577842714048c8ac399a5f2292940f59f1d0f912a48de37becd07b0a543257fa675fab144a3886111bc4060142cce1ed10837e5f5670669ab30865f50b4a25b061a247b04109e63f4e46b", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) [ 2674.750795] R13: 00007ffd409f0b1f R14: 00007fcba08db300 R15: 0000000000022000 [ 2674.763705] nbd: failed to add new device 00:17:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="30082000fd21699a32bb4808aeec7038d9bc7901439ee47c56ac059e40dd8d40dfb890ac87db788e0b01b75bfc5e0c5d5bc6636b24c73c7f80dec617f11deef12251875288896ec46eec1aded05c3ad3ad0bad418468770fe4c1be189a696dc86186b15bd8e4236031076672bb149b2d1f209399d7296ad5e90baa9ed78b3f79d991cdf4bd3f2f0942303b55357ea358ff85e0a9d299a1bd287405244c33344928b589a4b45e", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000c0006000100000000000000"], 0x30}}, 0x0) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) r4 = socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r5, 0x501}, 0x14}}, 0x0) sendmsg$DEVLINK_CMD_TRAP_GROUP_GET(r3, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000280)={&(0x7f0000000180)={0xf8, r5, 0x400, 0x70bd2c, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x11}}, {0xd}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0xd}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0xd}}, {@pci={{0x8}, {0x11}}, {0xd}}, {@pci={{0x8}, {0x11}}, {0xd}}]}, 0xf8}, 0x1, 0x0, 0x0, 0x1}, 0x4) 00:17:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nbd(&(0x7f00000004c0), 0xffffffffffffffff) (async) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r7) (async) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000640)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000500)={&(0x7f0000000580)={0x84, r6, 0x20, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x3}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x84}, 0x1, 0x0, 0x0, 0x4000}, 0x1) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) (async) openat$tcp_mem(0xffffffffffffff9c, &(0x7f00000007c0)='/proc/sys/net/ipv4/tcp_rmem\x00', 0x1, 0x0) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB='\r\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="010000000000000000001400000008000300", @ANYRES32=r8, @ANYBLOB="08001d00", @ANYRES32, @ANYBLOB="0800010003000000"], 0x2c}}, 0x0) (async) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f0000000400)={0x80000000, &(0x7f0000000080), &(0x7f0000000240)}) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x58, r1, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3f}]}, 0x58}, 0x1, 0x0, 0x0, 0x48051}, 0x40000) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="01002abd7000fddbdf251100000008000300", @ANYRES32=0x0, @ANYBLOB="0c000600000000000000000008000300", @ANYRES32=r8, @ANYBLOB="33e6847a8e8f3c153a0fbd15d0ce0f2480bc9b5c4f54e949b603805f88c380a0c570b9b41e0864b7535a6c928baa2bbe7b45deed60b12877727a1b8b4f4bc505ca75eecac783909e01412a78178f177613d386f0a4737a4f40fcb3e1c0dfa3f83b6e35f86c009ac7e845e9065d129dd4023c7604384264374a8ff0246a99670c353072e2cc68fcb10af330f7a34f9ff6b221adc00811c33c5027a33a6b7d0c929130342dc5"], 0x30}, 0x1, 0x0, 0x0, 0x4000}, 0x40080) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x70, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x70}}, 0x0) 00:17:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (fail_nth: 6) 00:17:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="30082000fd21699a32bb4808aeec7038d9bc7901439ee47c56ac059e40dd8d40dfb890ac87db788e0b01b75bfc5e0c5d5bc6636b24c73c7f80dec617f11deef12251875288896ec46eec1aded05c3ad3ad0bad418468770fe4c1be189a696dc86186b15bd8e4236031076672bb149b2d1f209399d7296ad5e90baa9ed78b3f79d991cdf4bd3f2f0942303b55357ea358ff85e0a9d299a1bd287405244c33344928b589a4b45e", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000c0006000100000000000000"], 0x30}}, 0x0) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) r4 = socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r5, 0x501}, 0x14}}, 0x0) (async) sendmsg$DEVLINK_CMD_TRAP_GROUP_GET(r3, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000280)={&(0x7f0000000180)={0xf8, r5, 0x400, 0x70bd2c, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x11}}, {0xd}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0xd}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0xd}}, {@pci={{0x8}, {0x11}}, {0xd}}, {@pci={{0x8}, {0x11}}, {0xd}}]}, 0xf8}, 0x1, 0x0, 0x0, 0x1}, 0x4) 00:17:48 executing program 0: openat$ashmem(0xffffffffffffff9c, &(0x7f00000001c0), 0x10000, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, r1, 0x8, 0x70bd25, 0x25dfdbfb, {}, [@IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x1f}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xffff}]}, 0x24}, 0x1, 0x0, 0x0, 0x5}, 0x40081) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB="2c8054ea530000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000200), r4) [ 2674.820531] nbd: must specify a size in bytes for the device 00:17:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x44, 0x0, 0x300, 0x70bd2a, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x20004080}, 0x4008000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000001c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (rerun: 64) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f00000004c0), 0xffffffffffffffff) (async) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r7) (async) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000640)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000500)={&(0x7f0000000580)={0x84, r6, 0x20, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x3}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x84}, 0x1, 0x0, 0x0, 0x4000}, 0x1) (async) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) openat$tcp_mem(0xffffffffffffff9c, &(0x7f00000007c0)='/proc/sys/net/ipv4/tcp_rmem\x00', 0x1, 0x0) (async, rerun: 64) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB='\r\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="010000000000000000001400000008000300", @ANYRES32=r8, @ANYBLOB="08001d00", @ANYRES32, @ANYBLOB="0800010003000000"], 0x2c}}, 0x0) (rerun: 64) ioctl$MEDIA_IOC_ENUM_LINKS(0xffffffffffffffff, 0xc0287c02, &(0x7f0000000400)={0x80000000, &(0x7f0000000080), &(0x7f0000000240)}) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000740)={&(0x7f00000006c0)={0x58, r1, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3f}]}, 0x58}, 0x1, 0x0, 0x0, 0x48051}, 0x40000) (async, rerun: 32) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000300)=ANY=[@ANYBLOB='0\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="01002abd7000fddbdf251100000008000300", @ANYRES32=0x0, @ANYBLOB="0c000600000000000000000008000300", @ANYRES32=r8, @ANYBLOB="33e6847a8e8f3c153a0fbd15d0ce0f2480bc9b5c4f54e949b603805f88c380a0c570b9b41e0864b7535a6c928baa2bbe7b45deed60b12877727a1b8b4f4bc505ca75eecac783909e01412a78178f177613d386f0a4737a4f40fcb3e1c0dfa3f83b6e35f86c009ac7e845e9065d129dd4023c7604384264374a8ff0246a99670c353072e2cc68fcb10af330f7a34f9ff6b221adc00811c33c5027a33a6b7d0c929130342dc5"], 0x30}, 0x1, 0x0, 0x0, 0x4000}, 0x40080) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2674.913079] FAULT_INJECTION: forcing a failure. [ 2674.913079] name failslab, interval 1, probability 0, space 0, times 0 [ 2674.934958] CPU: 1 PID: 8239 Comm: syz-executor.1 Not tainted 4.14.305-syzkaller #0 [ 2674.942781] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 2674.952135] Call Trace: [ 2674.954723] dump_stack+0x1b2/0x281 [ 2674.958351] should_fail.cold+0x10a/0x149 00:17:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) [ 2674.962506] should_failslab+0xd6/0x130 [ 2674.966484] kmem_cache_alloc_trace+0x29a/0x3d0 [ 2674.971154] rand_initialize_disk+0x46/0xa9 [ 2674.975477] alloc_disk_node+0x1f7/0x3d0 [ 2674.979540] nbd_dev_add+0x9f/0x800 [ 2674.983166] ? nbd_send_cmd+0x11f0/0x11f0 [ 2674.987302] ? ns_capable_common+0x127/0x150 [ 2674.991694] nbd_genl_connect+0x3a4/0x13e0 [ 2674.995940] ? _raw_spin_unlock_irqrestore+0x79/0xe0 [ 2675.001032] ? nbd_xmit_timeout+0x500/0x500 [ 2675.005341] ? _raw_spin_unlock_irqrestore+0x66/0xe0 [ 2675.010431] ? ___ratelimit+0x2b5/0x510 [ 2675.014403] ? nla_parse+0x157/0x1f0 [ 2675.018110] genl_family_rcv_msg+0x572/0xb20 [ 2675.022528] ? genl_rcv+0x40/0x40 [ 2675.025962] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 2675.031424] ? __kmalloc_node_track_caller+0x4c/0x70 [ 2675.036512] ? trace_hardirqs_on+0x10/0x10 [ 2675.040742] genl_rcv_msg+0xaf/0x140 [ 2675.044437] netlink_rcv_skb+0x125/0x390 [ 2675.048488] ? genl_family_rcv_msg+0xb20/0xb20 [ 2675.053070] ? netlink_ack+0x9a0/0x9a0 [ 2675.056952] ? lock_acquire+0x170/0x3f0 [ 2675.060930] genl_rcv+0x24/0x40 [ 2675.064203] netlink_unicast+0x437/0x610 [ 2675.068263] ? netlink_sendskb+0xd0/0xd0 [ 2675.072339] ? __check_object_size+0x179/0x230 [ 2675.076903] netlink_sendmsg+0x651/0xbc0 [ 2675.080947] ? nlmsg_notify+0x1b0/0x1b0 [ 2675.084903] ? kernel_recvmsg+0x210/0x210 [ 2675.089040] ? security_socket_sendmsg+0x83/0xb0 [ 2675.093780] ? nlmsg_notify+0x1b0/0x1b0 [ 2675.097735] sock_sendmsg+0xb5/0x100 [ 2675.101427] ___sys_sendmsg+0x6c8/0x800 [ 2675.105382] ? get_pid_task+0x91/0x130 [ 2675.109256] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 2675.113999] ? lock_downgrade+0x740/0x740 [ 2675.118138] ? __fget+0x23e/0x3e0 [ 2675.121599] ? lock_acquire+0x170/0x3f0 [ 2675.125555] ? lock_downgrade+0x740/0x740 [ 2675.129702] ? __fget+0x265/0x3e0 [ 2675.133145] ? __fdget+0x19b/0x1f0 [ 2675.136754] ? sockfd_lookup_light+0xb2/0x160 [ 2675.141229] __sys_sendmsg+0xa3/0x120 [ 2675.145018] ? SyS_shutdown+0x160/0x160 [ 2675.148984] ? wait_for_completion_io+0x10/0x10 [ 2675.153655] ? SyS_read+0x210/0x210 [ 2675.157271] SyS_sendmsg+0x27/0x40 [ 2675.160795] ? __sys_sendmsg+0x120/0x120 [ 2675.164844] do_syscall_64+0x1d5/0x640 [ 2675.168723] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 2675.173899] RIP: 0033:0x7fcba23690f9 [ 2675.177590] RSP: 002b:00007fcba08db168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2675.185284] RAX: ffffffffffffffda RBX: 00007fcba2488f80 RCX: 00007fcba23690f9 [ 2675.192531] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 [ 2675.199782] RBP: 00007fcba08db1d0 R08: 0000000000000000 R09: 0000000000000000 [ 2675.207037] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 00:17:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB="30082000fd21699a32bb4808aeec7038d9bc7901439ee47c56ac059e40dd8d40dfb890ac87db788e0b01b75bfc5e0c5d5bc6636b24c73c7f80dec617f11deef12251875288896ec46eec1aded05c3ad3ad0bad418468770fe4c1be189a696dc86186b15bd8e4236031076672bb149b2d1f209399d7296ad5e90baa9ed78b3f79d991cdf4bd3f2f0942303b55357ea358ff85e0a9d299a1bd287405244c33344928b589a4b45e", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000c0006000100000000000000"], 0x30}}, 0x0) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) r4 = socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$devlink(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$DEVLINK_CMD_TRAP_GROUP_SET(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x14, r5, 0x501}, 0x14}}, 0x0) (async) sendmsg$DEVLINK_CMD_TRAP_GROUP_GET(r3, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000280)={&(0x7f0000000180)={0xf8, r5, 0x400, 0x70bd2c, 0x25dfdbfc, {}, [{@pci={{0x8}, {0x11}}, {0xd}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0xd}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0xd}}, {@pci={{0x8}, {0x11}}, {0xd}}, {@pci={{0x8}, {0x11}}, {0xd}}]}, 0xf8}, 0x1, 0x0, 0x0, 0x1}, 0x4) [ 2675.214287] R13: 00007ffd409f0b1f R14: 00007fcba08db300 R15: 0000000000022000 00:17:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x44, 0x0, 0x300, 0x70bd2a, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x20004080}, 0x4008000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000001c0), r3) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:48 executing program 0: openat$ashmem(0xffffffffffffff9c, &(0x7f00000001c0), 0x10000, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, r1, 0x8, 0x70bd25, 0x25dfdbfb, {}, [@IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x1f}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xffff}]}, 0x24}, 0x1, 0x0, 0x0, 0x5}, 0x40081) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB="2c8054ea530000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000200), r4) openat$ashmem(0xffffffffffffff9c, &(0x7f00000001c0), 0x10000, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f00000000c0), 0xffffffffffffffff) (async) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, r1, 0x8, 0x70bd25, 0x25dfdbfb, {}, [@IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x1f}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xffff}]}, 0x24}, 0x1, 0x0, 0x0, 0x5}, 0x40081) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB="2c8054ea530000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000200), r4) (async) 00:17:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) 00:17:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (fail_nth: 7) 00:17:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r2) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_open_dev$dri(&(0x7f00000000c0), 0x12000000000, 0x30000) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r4) r5 = syz_genetlink_get_family_id$wireguard(&(0x7f0000000180), r2) sendmsg$WG_CMD_SET_DEVICE(r4, &(0x7f0000000280)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x5c, r5, 0x4, 0x70bd26, 0x25dfdbfb, {}, [@WGDEVICE_A_IFNAME={0x14, 0x2, 'wg2\x00'}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_LISTEN_PORT={0x6, 0x6, 0x4e24}, @WGDEVICE_A_FWMARK={0x8, 0x7, 0x67c8}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40004}, 0x800) bpf$MAP_CREATE(0x0, &(0x7f0000000040)=@bloom_filter={0x1e, 0x400, 0x90, 0xc6, 0x10f0, r2, 0x8, '\x00', 0x0, r3, 0x1, 0x3, 0x3, 0x6}, 0x48) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000c0006000100000000000000"], 0x30}}, 0x0) 00:17:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async, rerun: 64) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (rerun: 64) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r2, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x44, 0x0, 0x300, 0x70bd2a, 0x25dfdbfd, {}, [@IEEE802154_ATTR_LLSEC_DEV_OVERRIDE={0x5}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x44}, 0x1, 0x0, 0x0, 0x20004080}, 0x4008000) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000001c0), r3) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) 00:17:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$vmci(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) ioctl$IOCTL_VMCI_CTX_REMOVE_NOTIFICATION(r2, 0x7b0, 0x0) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:49 executing program 0: openat$ashmem(0xffffffffffffff9c, &(0x7f00000001c0), 0x10000, 0x0) (async, rerun: 32) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r1 = syz_genetlink_get_family_id$ieee802154(&(0x7f00000000c0), 0xffffffffffffffff) sendmsg$IEEE802154_START_REQ(r0, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x24, r1, 0x8, 0x70bd25, 0x25dfdbfb, {}, [@IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x1f}, @IEEE802154_ATTR_COORD_SHORT_ADDR={0x6, 0x8, 0xffff}]}, 0x24}, 0x1, 0x0, 0x0, 0x5}, 0x40081) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)=ANY=[@ANYBLOB="2c8054ea530000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000800010000000000"], 0x2c}}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000200), r4) 00:17:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x28, r1, 0x1, 0x70bd2d, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) 00:17:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r2) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_open_dev$dri(&(0x7f00000000c0), 0x12000000000, 0x30000) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r4) (async) r5 = syz_genetlink_get_family_id$wireguard(&(0x7f0000000180), r2) sendmsg$WG_CMD_SET_DEVICE(r4, &(0x7f0000000280)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x5c, r5, 0x4, 0x70bd26, 0x25dfdbfb, {}, [@WGDEVICE_A_IFNAME={0x14, 0x2, 'wg2\x00'}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_LISTEN_PORT={0x6, 0x6, 0x4e24}, @WGDEVICE_A_FWMARK={0x8, 0x7, 0x67c8}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40004}, 0x800) (async, rerun: 32) bpf$MAP_CREATE(0x0, &(0x7f0000000040)=@bloom_filter={0x1e, 0x400, 0x90, 0xc6, 0x10f0, r2, 0x8, '\x00', 0x0, r3, 0x1, 0x3, 0x3, 0x6}, 0x48) (async, rerun: 32) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000c0006000100000000000000"], 0x30}}, 0x0) 00:17:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES8=r3, @ANYBLOB="150002b1ded5613982c3b79453ae28a65a7472e4dbbffa9f1a2a6916604bc64b734b65ed40ef157cac3a3e16436462dee2d13ebd2d6402000000d7c519a272467fe2b68f4c5e971e803f800a66c8f7232bac778c9a0c7e3709f1769a6dbda0f821db21c2eb0d54a369901171d5dae0d4237cc7c49889895a835f8eb8e1c9677e290c9baad3043e4e26bb9cf74d896800000000010000006d59e27ca7f1973bc401e728a2aa06b4067788c3f6c6583960f1e9fe731049f6be1281e4b840ab96ecfd3aa10000000000000000"], 0x4c}}, 0x40) 00:17:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$vmci(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) ioctl$IOCTL_VMCI_CTX_REMOVE_NOTIFICATION(r2, 0x7b0, 0x0) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) 00:17:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x28, r1, 0x1, 0x70bd2d, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) 00:17:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES8=r3, @ANYBLOB="150002b1ded5613982c3b79453ae28a65a7472e4dbbffa9f1a2a6916604bc64b734b65ed40ef157cac3a3e16436462dee2d13ebd2d6402000000d7c519a272467fe2b68f4c5e971e803f800a66c8f7232bac778c9a0c7e3709f1769a6dbda0f821db21c2eb0d54a369901171d5dae0d4237cc7c49889895a835f8eb8e1c9677e290c9baad3043e4e26bb9cf74d896800000000010000006d59e27ca7f1973bc401e728a2aa06b4067788c3f6c6583960f1e9fe731049f6be1281e4b840ab96ecfd3aa10000000000000000"], 0x4c}}, 0x40) [ 2675.661874] nbd: must specify a size in bytes for the device [ 2675.684282] nbd: must specify a size in bytes for the device 00:17:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r2) r3 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_open_dev$dri(&(0x7f00000000c0), 0x12000000000, 0x30000) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r3) (async) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r4) (async) r5 = syz_genetlink_get_family_id$wireguard(&(0x7f0000000180), r2) sendmsg$WG_CMD_SET_DEVICE(r4, &(0x7f0000000280)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x5c, r5, 0x4, 0x70bd26, 0x25dfdbfb, {}, [@WGDEVICE_A_IFNAME={0x14, 0x2, 'wg2\x00'}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_LISTEN_PORT={0x6, 0x6, 0x4e24}, @WGDEVICE_A_FWMARK={0x8, 0x7, 0x67c8}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40004}, 0x800) bpf$MAP_CREATE(0x0, &(0x7f0000000040)=@bloom_filter={0x1e, 0x400, 0x90, 0xc6, 0x10f0, r2, 0x8, '\x00', 0x0, r3, 0x1, 0x3, 0x3, 0x6}, 0x48) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000000c0006000100000000000000"], 0x30}}, 0x0) 00:17:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x9c, r2, 0x1, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00'}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0xf}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_DOMAIN={0x10, 0x1, '\']\xcb\x13]$$..%\x03\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4000}, 0x40) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r6, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r6) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r6) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r5, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x38, 0x0, 0x2, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010101}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000880}, 0x8840) 00:17:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x28, r1, 0x1, 0x70bd2d, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}}, 0x0) 00:17:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x64, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x64}}, 0x0) 00:17:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$vmci(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) ioctl$IOCTL_VMCI_CTX_REMOVE_NOTIFICATION(r2, 0x7b0, 0x0) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$vmci(0xffffffffffffff9c, &(0x7f00000000c0), 0x2, 0x0) (async) ioctl$IOCTL_VMCI_CTX_REMOVE_NOTIFICATION(r2, 0x7b0, 0x0) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r1, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r1) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYRESHEX=r1, @ANYRES16=r1, @ANYBLOB="01000077000000000000010000000c0007800c00020000000000000000000c0000000000000000000000f44bf81067392ff5ba8aaf27c81fb7cc5f377f21ad379db0cd85edfa9e4fe3da4c41cc159beccd948a467072c3ef7e64ad60dbb6a3f1b9"], 0x30}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) socket$pppoe(0x18, 0x1, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r6, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r11, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r9, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r10, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r12}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x54, r4, 0x300, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x46}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r8}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0xff}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x1}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x3f}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r12}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0xa5}]}, 0x54}, 0x1, 0x0, 0x0, 0x40414}, 0x4000) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r3) 00:17:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES8=r3, @ANYBLOB="150002b1ded5613982c3b79453ae28a65a7472e4dbbffa9f1a2a6916604bc64b734b65ed40ef157cac3a3e16436462dee2d13ebd2d6402000000d7c519a272467fe2b68f4c5e971e803f800a66c8f7232bac778c9a0c7e3709f1769a6dbda0f821db21c2eb0d54a369901171d5dae0d4237cc7c49889895a835f8eb8e1c9677e290c9baad3043e4e26bb9cf74d896800000000010000006d59e27ca7f1973bc401e728a2aa06b4067788c3f6c6583960f1e9fe731049f6be1281e4b840ab96ecfd3aa10000000000000000"], 0x4c}}, 0x40) (rerun: 64) 00:17:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x28}}, 0x8005) 00:17:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r2, 0x1}, 0x14}}, 0x0) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x9c, r2, 0x1, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00'}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0xf}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_DOMAIN={0x10, 0x1, '\']\xcb\x13]$$..%\x03\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4000}, 0x40) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r6, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r6) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r6) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r5, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x38, 0x0, 0x2, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010101}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000880}, 0x8840) [ 2675.786390] nbd: must specify a size in bytes for the device [ 2675.810786] nbd: must specify a size in bytes for the device 00:17:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="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"], 0x4c}}, 0x0) 00:17:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 00:17:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async, rerun: 64) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r0) (async, rerun: 64) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x28}}, 0x8005) 00:17:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="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"], 0x4c}}, 0x0) 00:17:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x9c, r2, 0x1, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00'}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0xf}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_DOMAIN={0x10, 0x1, '\']\xcb\x13]$$..%\x03\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4000}, 0x40) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r6, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r6) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r6) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r5, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x38, 0x0, 0x2, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010101}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000880}, 0x8840) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000180), r1) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000040)={0x14, r2, 0x1}, 0x14}}, 0x0) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000080)={&(0x7f0000000100)={0x9c, r2, 0x1, 0x70bd28, 0x25dfdbfd, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00'}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0xf}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_DOMAIN={0x10, 0x1, '\']\xcb\x13]$$..%\x03\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4000}, 0x40) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r5, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r5) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r6, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r6) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r6) (async) sendmsg$NLBL_UNLABEL_C_STATICREMOVE(r5, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x38, 0x0, 0x2, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_UNLABEL_A_IPV4ADDR={0x8, 0x4, @rand_addr=0x64010101}, @NLBL_UNLABEL_A_IPV6ADDR={0x14, 0x2, @empty}, @NLBL_UNLABEL_A_IPV4MASK={0x8, 0x5, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000880}, 0x8840) (async) [ 2675.928217] nbd: must specify a size in bytes for the device 00:17:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="2c00023ea5ea5250cf5aeb69897cb1d5902eb79300024fb07d7fe09a33f820a94ef0bd7e14c266ba974d373401dc7ef837f8209bc1b1734befc06e62a05f016b884f8e92284b1948a64f1fe1fd5a79c001cb7c8dd50d4eb3165200000000000080ea343fe73cb6bf5a60fc8c7e1df5dd0f429d756e1b8fc7e8e05a9a356a6ce1ef80840dc6595052c8cb6e85de19a5deef32a5560b67b2d78bd22f31bb6677a423e060f0654c56fe773554b80391f8a0347ff19b1f050ac073d26b99cee45dd883c558db8e2bab4ea4f2f6cead5ff2e17925663b74ca8317b935edbe3bf1a17649f7db0882113a8189a1afc9b8dd907868e132124749c377dbe001ae63fd80b512807112cedeec1f62991dc85bbf44961674444acb0f5d29732a12228470dca07b72342b4230c21fc30ab59bebd8d925657800bcc09ca873531153d703a125920fcd01d151c50b8b246456fb88bd75abac854292de359f590c60366820313ad44da185aebba55c7bf1cb140bc3de0a365044c1a8236a80085b5e6be7691fe4ced4d7c361bc3d"], 0x4c}}, 0x0) [ 2675.970654] nbd: must specify a size in bytes for the device [ 2675.991548] nbd: must specify a size in bytes for the device [ 2675.997620] nbd: must specify a size in bytes for the device [ 2676.004565] nbd: must specify a size in bytes for the device [ 2676.011654] nbd: must specify a size in bytes for the device 00:17:49 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:49 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x28}}, 0x8005) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x4}]}, 0x28}}, 0x8005) (async) 00:17:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYRESHEX=r1, @ANYRES16=r1, @ANYBLOB="01000077000000000000010000000c0007800c00020000000000000000000c0000000000000000000000f44bf81067392ff5ba8aaf27c81fb7cc5f377f21ad379db0cd85edfa9e4fe3da4c41cc159beccd948a467072c3ef7e64ad60dbb6a3f1b9"], 0x30}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) (async) socket$pppoe(0x18, 0x1, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r6, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r11, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r9, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r10, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r12}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x54, r4, 0x300, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x46}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r8}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0xff}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x1}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x3f}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r12}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0xa5}]}, 0x54}, 0x1, 0x0, 0x0, 0x40414}, 0x4000) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r3) [ 2676.057777] nbd: must specify a size in bytes for the device [ 2676.082932] nbd: must specify a size in bytes for the device [ 2676.103511] nbd: must specify a size in bytes for the device [ 2676.112445] nbd: must specify a size in bytes for the device [ 2676.126166] nbd: must specify a size in bytes for the device [ 2676.135929] nbd: must specify a size in bytes for the device [ 2676.146413] nbd: must specify a size in bytes for the device [ 2676.153064] nbd: must specify a size in bytes for the device [ 2676.162890] nbd: must specify a size in bytes for the device [ 2676.169408] nbd: must specify a size in bytes for the device [ 2676.175470] nbd: must specify a size in bytes for the device [ 2676.185629] nbd: must specify a size in bytes for the device [ 2676.192349] nbd: must specify a size in bytes for the device [ 2676.201770] nbd: must specify a size in bytes for the device [ 2676.207632] nbd: must specify a size in bytes for the device [ 2676.213548] nbd: must specify a size in bytes for the device [ 2676.219500] nbd: must specify a size in bytes for the device [ 2676.225355] nbd: must specify a size in bytes for the device [ 2676.231272] nbd: must specify a size in bytes for the device [ 2676.237126] nbd: must specify a size in bytes for the device [ 2676.243318] nbd: must specify a size in bytes for the device [ 2676.249252] nbd: must specify a size in bytes for the device [ 2676.255103] nbd: must specify a size in bytes for the device [ 2676.261044] nbd: must specify a size in bytes for the device [ 2676.266892] nbd: must specify a size in bytes for the device [ 2676.272808] nbd: must specify a size in bytes for the device [ 2676.278759] nbd: must specify a size in bytes for the device [ 2676.284614] nbd: must specify a size in bytes for the device [ 2676.290549] nbd: must specify a size in bytes for the device [ 2676.296407] nbd: must specify a size in bytes for the device [ 2676.302327] nbd: must specify a size in bytes for the device [ 2676.308251] nbd: must specify a size in bytes for the device [ 2676.314110] nbd: must specify a size in bytes for the device [ 2676.320053] nbd: must specify a size in bytes for the device [ 2676.325908] nbd: must specify a size in bytes for the device [ 2676.331809] nbd: must specify a size in bytes for the device [ 2676.337661] nbd: must specify a size in bytes for the device [ 2676.343587] nbd: must specify a size in bytes for the device [ 2676.349490] nbd: must specify a size in bytes for the device [ 2676.355316] nbd: must specify a size in bytes for the device [ 2676.361227] nbd: must specify a size in bytes for the device [ 2676.367074] nbd: must specify a size in bytes for the device [ 2676.372994] nbd: must specify a size in bytes for the device [ 2676.378925] nbd: must specify a size in bytes for the device [ 2676.384769] nbd: must specify a size in bytes for the device [ 2676.390671] nbd: must specify a size in bytes for the device [ 2676.396522] nbd: must specify a size in bytes for the device [ 2676.402450] nbd: must specify a size in bytes for the device [ 2676.408371] nbd: must specify a size in bytes for the device [ 2676.414219] nbd: must specify a size in bytes for the device [ 2676.420199] nbd: must specify a size in bytes for the device [ 2676.426095] nbd: must specify a size in bytes for the device [ 2676.432031] nbd: must specify a size in bytes for the device [ 2676.438065] nbd: must specify a size in bytes for the device [ 2676.443912] nbd: must specify a size in bytes for the device [ 2676.449816] nbd: must specify a size in bytes for the device 00:17:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000002c0)=ANY=[@ANYBLOB="ffcb97e05014e91491860e6b3f4570b498283b3aaf57f534f42257ee93a5fcc18b6981c680304d85ded1aaea3cc86e24b717c666a090d79b5ee70fc5e79a4d1ba66ab806c5054587252210a400ea4694f29ece798fcd0b15c042a3775b76d76d03c480cd31de772b188c987a27c063b9b96e720b05c36c05dec3b12b84370b2062c6dcf2360d9b414af3c16d685962a76da2befa3c063c056636a6a8ef39689c2b55d2d6b93c8d40d5eadbc71abb95d9b40b376a75b89cfd6a0102f1c037c2d8307d22a567162933496dd9eca9e1b1b10c7f3e93f8d2025df19690e6a9748a7385260000000000000000000000000000009e52a9c7aac1ccc3bc476c8bf04d41e8beab91051b95a52b5d6b14d0de4bafe6792c1e525bfd", @ANYRES16=r1, @ANYRESDEC, @ANYRES8=r1, @ANYBLOB="000000c9", @ANYRES8=r2, @ANYBLOB="0c0002"], 0x4c}}, 0x8000) 00:17:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 00:17:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x8}, 0x14}}, 0x0) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x101000, 0x0) socketpair(0x23, 0x80000, 0x8, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket$igmp(0x2, 0x3, 0x2) setsockopt$MRT_ADD_MFC(r8, 0x0, 0xcc, &(0x7f0000000300)={@initdev={0xac, 0x1e, 0x1, 0x0}, @multicast1, 0x0, "187e95f2fec81430beee610b5464543d5d35efb7bea41e1c71c6ad8a0201546d", 0x6, 0x547, 0x1, 0xaa34}, 0x3c) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000580)={&(0x7f0000000500)={0x2c, r1, 0x2, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40040}, 0xc080) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r10) sendmsg$IEEE802154_LLSEC_GETPARAMS(r11, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r12, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_KEY(r9, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x100000c0}, 0xc, &(0x7f0000000400)={&(0x7f0000000740)={0x94, r12, 0x100, 0x70bd27, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_KEY_USAGE_COMMANDS={0x24, 0x32, "e204dbb4dd0cdf5cb861d5831bcf1d923b1284e4dd97e084d7879befe2eb1058"}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_PAN_ID={0x6}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa0}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x80}, @IEEE802154_ATTR_LLSEC_KEY_BYTES={0x14, 0x30, "22c933cea875876eddf6245f27718d3a"}, @IEEE802154_ATTR_LLSEC_KEY_ID={0x5, 0x2e, 0x9}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x94}, 0x1, 0x0, 0x0, 0x4080}, 0x20000000) r13 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x7c, r5, 0x400, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r13}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x7c}, 0x1, 0x0, 0x0, 0x10}, 0x80) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000080), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x47, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYRESHEX=r1, @ANYRES16=r1, @ANYBLOB="01000077000000000000010000000c0007800c00020000000000000000000c0000000000000000000000f44bf81067392ff5ba8aaf27c81fb7cc5f377f21ad379db0cd85edfa9e4fe3da4c41cc159beccd948a467072c3ef7e64ad60dbb6a3f1b9"], 0x30}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000140), r2) socket$pppoe(0x18, 0x1, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r6, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r8}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r11, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r9, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r10, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r12}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r3, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x54, r4, 0x300, 0x70bd29, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x46}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r8}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0xff}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x1}, @IEEE802154_ATTR_LLSEC_CMD_FRAME_ID={0x5, 0x34, 0x3f}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r12}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0xa5}]}, 0x54}, 0x1, 0x0, 0x0, 0x40414}, 0x4000) (async, rerun: 32) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async, rerun: 32) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r3) 00:17:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000002c0)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYRESDEC, @ANYRES8=r1, @ANYBLOB="000000c9", @ANYRES8=r2, @ANYBLOB="0c0002"], 0x4c}}, 0x8000) [ 2676.455666] nbd: must specify a size in bytes for the device [ 2676.461596] nbd: must specify a size in bytes for the device [ 2676.467455] nbd: must specify a size in bytes for the device 00:17:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000080), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x47, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 00:17:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000002c0)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYRESDEC, @ANYRES8=r1, @ANYBLOB="000000c9", @ANYRES8=r2, @ANYBLOB="0c0002"], 0x4c}}, 0x8000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000002c0)=ANY=[@ANYBLOB="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", @ANYRES16=r1, @ANYRESDEC, @ANYRES8=r1, @ANYBLOB="000000c9", @ANYRES8=r2, @ANYBLOB="0c0002"], 0x4c}}, 0x8000) (async) 00:17:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_unlabel(&(0x7f0000000080), r3) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x47, &(0x7f0000000540)={&(0x7f0000000040)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x8}, 0x14}}, 0x0) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x101000, 0x0) socketpair(0x23, 0x80000, 0x8, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) (async) r8 = socket$igmp(0x2, 0x3, 0x2) setsockopt$MRT_ADD_MFC(r8, 0x0, 0xcc, &(0x7f0000000300)={@initdev={0xac, 0x1e, 0x1, 0x0}, @multicast1, 0x0, "187e95f2fec81430beee610b5464543d5d35efb7bea41e1c71c6ad8a0201546d", 0x6, 0x547, 0x1, 0xaa34}, 0x3c) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000580)={&(0x7f0000000500)={0x2c, r1, 0x2, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40040}, 0xc080) (async) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r12 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r10) sendmsg$IEEE802154_LLSEC_GETPARAMS(r11, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r12, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_ADD_KEY(r9, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x100000c0}, 0xc, &(0x7f0000000400)={&(0x7f0000000740)={0x94, r12, 0x100, 0x70bd27, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_KEY_USAGE_COMMANDS={0x24, 0x32, "e204dbb4dd0cdf5cb861d5831bcf1d923b1284e4dd97e084d7879befe2eb1058"}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_PAN_ID={0x6}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa0}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x80}, @IEEE802154_ATTR_LLSEC_KEY_BYTES={0x14, 0x30, "22c933cea875876eddf6245f27718d3a"}, @IEEE802154_ATTR_LLSEC_KEY_ID={0x5, 0x2e, 0x9}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x94}, 0x1, 0x0, 0x0, 0x4080}, 0x20000000) r13 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x7c, r5, 0x400, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r13}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x7c}, 0x1, 0x0, 0x0, 0x10}, 0x80) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 00:17:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r4 = syz_genetlink_get_family_id$nl802154(0x0, r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="010000000000000000001400000008000300", @ANYRES32=r8, @ANYBLOB="08001d00", @ANYRES32, @ANYBLOB="0800010003000000"], 0x2c}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000340)={'wpan1\x00'}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000300)={&(0x7f0000000380)={0x14, r4, 0x400, 0x70bd31, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f00000000c0)={'wpan3\x00', 0x0}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x54, r4, 0x2, 0x70bd28, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x3}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0xff}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x4}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000db733faa72717c7600000000000800012300"/38], 0x2c}}, 0x0) 00:17:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r4) sendmsg$IEEE802154_LLSEC_GETPARAMS(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r6, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) sendmsg$IEEE802154_START_REQ(r3, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x2c, r6, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@IEEE802154_ATTR_PAGE={0x5, 0x1d, 0xb}, @IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x2}, @IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x7f}]}, 0x2c}}, 0x20000800) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14, 0x0, 0x0, 0xffffffff}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r10, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r9, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r11}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r7, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x6c, 0x0, 0x20, 0x70bd27, 0x25dfdbff, {}, [@NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x4}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x7}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r11}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000003}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008801}, 0x4070) 00:17:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRESDEC=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x1c, 0x0, 0x200, 0x70bd28, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8044}, 0x20004091) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000240), 0x80040, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r7, 0x4008af60, &(0x7f0000000280)={@local}) 00:17:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 00:17:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 00:17:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRESDEC=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x1c, 0x0, 0x200, 0x70bd28, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8044}, 0x20004091) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000240), 0x80040, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r7, 0x4008af60, &(0x7f0000000280)={@local}) 00:17:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 00:17:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)={0x14, r5, 0x8}, 0x14}}, 0x0) (async) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000080), 0x101000, 0x0) (async, rerun: 64) socketpair(0x23, 0x80000, 0x8, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 64) r8 = socket$igmp(0x2, 0x3, 0x2) setsockopt$MRT_ADD_MFC(r8, 0x0, 0xcc, &(0x7f0000000300)={@initdev={0xac, 0x1e, 0x1, 0x0}, @multicast1, 0x0, "187e95f2fec81430beee610b5464543d5d35efb7bea41e1c71c6ad8a0201546d", 0x6, 0x547, 0x1, 0xaa34}, 0x3c) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000580)={&(0x7f0000000500)={0x2c, r1, 0x2, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40040}, 0xc080) (async) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r12 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r10) sendmsg$IEEE802154_LLSEC_GETPARAMS(r11, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r12, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_LLSEC_ADD_KEY(r9, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x100000c0}, 0xc, &(0x7f0000000400)={&(0x7f0000000740)={0x94, r12, 0x100, 0x70bd27, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_KEY_USAGE_COMMANDS={0x24, 0x32, "e204dbb4dd0cdf5cb861d5831bcf1d923b1284e4dd97e084d7879befe2eb1058"}, @IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa2}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_PAN_ID={0x6}, @IEEE802154_ATTR_SHORT_ADDR={0x6, 0x4, 0xaaa0}, @IEEE802154_ATTR_LLSEC_KEY_SOURCE_SHORT={0x8, 0x2c, 0x80}, @IEEE802154_ATTR_LLSEC_KEY_BYTES={0x14, 0x30, "22c933cea875876eddf6245f27718d3a"}, @IEEE802154_ATTR_LLSEC_KEY_ID={0x5, 0x2e, 0x9}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan3\x00'}]}, 0x94}, 0x1, 0x0, 0x0, 0x4080}, 0x20000000) (async, rerun: 64) r13 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) (rerun: 64) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x7c, r5, 0x400, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x101}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r13}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x7c}, 0x1, 0x0, 0x0, 0x10}, 0x80) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r4 = syz_genetlink_get_family_id$nl802154(0x0, r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="010000000000000000001400000008000300", @ANYRES32=r8, @ANYBLOB="08001d00", @ANYRES32, @ANYBLOB="0800010003000000"], 0x2c}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000340)={'wpan1\x00'}) (async, rerun: 64) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000300)={&(0x7f0000000380)={0x14, r4, 0x400, 0x70bd31, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async, rerun: 64) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f00000000c0)={'wpan3\x00', 0x0}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x54, r4, 0x2, 0x70bd28, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x3}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0xff}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x4}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000db733faa72717c7600000000000800012300"/38], 0x2c}}, 0x0) 00:17:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) [ 2677.015082] nbd: must specify a size in bytes for the device 00:17:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r4) sendmsg$IEEE802154_LLSEC_GETPARAMS(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r6, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_START_REQ(r3, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x2c, r6, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@IEEE802154_ATTR_PAGE={0x5, 0x1d, 0xb}, @IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x2}, @IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x7f}]}, 0x2c}}, 0x20000800) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14, 0x0, 0x0, 0xffffffff}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) (async) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r9 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async, rerun: 64) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r10, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r9, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r11}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r7, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x6c, 0x0, 0x20, 0x70bd27, 0x25dfdbff, {}, [@NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x4}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x7}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r11}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000003}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008801}, 0x4070) 00:17:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000100), 0xb0200, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000180), 0x40000, 0x0) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r7) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r8) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) r10 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r10) r11 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r11) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0xdc, r3, 0x8, 0x70bd25, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8}]}]}, 0xdc}, 0x1, 0x0, 0x0, 0x4044840}, 0x8000) [ 2677.077222] nbd: must specify a size in bytes for the device 00:17:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) 00:17:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRESDEC=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x1c, 0x0, 0x200, 0x70bd28, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8044}, 0x20004091) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000240), 0x80040, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r7, 0x4008af60, &(0x7f0000000280)={@local}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000300)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYRESDEC=r1, @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_SIOCGIFINDEX_802154(r5, 0x8933, &(0x7f0000000200)={'wpan1\x00'}) (async) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r3, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r4, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x1c, 0x0, 0x200, 0x70bd28, 0x25dfdbfe, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r6}]}, 0x1c}, 0x1, 0x0, 0x0, 0x8044}, 0x20004091) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000240), 0x80040, 0x0) (async) ioctl$VHOST_VSOCK_SET_GUEST_CID(r7, 0x4008af60, &(0x7f0000000280)={@local}) (async) 00:17:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x50}}, 0x0) 00:17:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) (async) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000100), 0xb0200, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) (async) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000180), 0x40000, 0x0) (async) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r7) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r8) (async) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) (async) r10 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r10) (async) r11 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r11) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0xdc, r3, 0x8, 0x70bd25, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8}]}]}, 0xdc}, 0x1, 0x0, 0x0, 0x4044840}, 0x8000) 00:17:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x20, 0x0, 0xf00, 0x70bd29, 0x0, {}, [@NL802154_ATTR_WPAN_DEV={0xc}]}, 0x20}}, 0x0) r4 = syz_genetlink_get_family_id$nl802154(0x0, r3) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r6 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async, rerun: 32) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r7, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="010000000000000000001400000008000300", @ANYRES32=r8, @ANYBLOB="08001d00", @ANYRES32, @ANYBLOB="0800010003000000"], 0x2c}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(0xffffffffffffffff, 0x8933, &(0x7f0000000340)={'wpan1\x00'}) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000300)={&(0x7f0000000380)={0x14, r4, 0x400, 0x70bd31, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async, rerun: 32) ioctl$sock_SIOCGIFINDEX_802154(r2, 0x8933, &(0x7f00000000c0)={'wpan3\x00', 0x0}) (rerun: 32) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r0, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x54, r4, 0x2, 0x70bd28, 0x25dfdbfb, {}, [@NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r9}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x3}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0xff}, @NL802154_ATTR_MAX_CSMA_BACKOFFS={0x5, 0x12, 0x4}, @NL802154_ATTR_WPAN_DEV={0xc}]}, 0x54}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000db733faa72717c7600000000000800012300"/38], 0x2c}}, 0x0) [ 2677.182338] nbd: must specify a size in bytes for the device [ 2677.216453] nbd: must specify a size in bytes for the device 00:17:50 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000c90bb7cb1dfb3fb3550984a6e140de3bbe7af7800800c304e0d0efabedf87fb1a285935a19d0ba4370994e8bca1118f54acb3476559ffcfbfba1be2b12e1dd9399d89d2adcbaba7db847ff159feb2082fe6f0b6faecf9a4926c3f5aa518481826e313ea084f6f2a7e4f681e8ee8c148de29e3a3cf835b22eb71d3c20fc62c3cc975b6caf1cd92a3bee280315a1b65d7afc", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2677.375016] nbd: must specify at least one socket 00:17:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000080)=ANY=[@ANYBLOB="640000001900010026bd7000ffdbdf25022014030001ff", @ANYRES32=0x0, @ANYBLOB="05001b003a00000006001d004e20000008000500", @ANYBLOB="08000500ac"], 0x64}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYRES8=r1, @ANYBLOB="cc493e986200002a6537703a7fddd09846c2dea4cbfd0c6f27952350978201dd2ee6dfd79a5d876b531c92139f12f0d639f5231c0c80eeb6de6ec3cdf505e0718c17fb403d8f0ced1823590011b4175bcc37d05d0993655001c53e117a", @ANYRESHEX=r0, @ANYRESHEX=r1, @ANYBLOB="d14a4c8b0771d3e07ecd779f90285b6c990d96039a5b2bc5f5627b7a9827a6195e825175518feef896f80140efa8e0b58f7e83c77056cad3ff98807040a18dcc928c44cf2343dbbf4f5c62ad630b9cf3162c11e2ee3c1445cf9d316bd2b690142d04e7a26d8d2e857f4c6d978e88bd23b87204926d5ae1d1d0ad651dcc7b2a66638cd43c7e81513358e737d7b18aa0e67c43"], 0x4c}}, 0x40000c0) 00:17:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000c90bb7cb1dfb3fb3550984a6e140de3bbe7af7800800c304e0d0efabedf87fb1a285935a19d0ba4370994e8bca1118f54acb3476559ffcfbfba1be2b12e1dd9399d89d2adcbaba7db847ff159feb2082fe6f0b6faecf9a4926c3f5aa518481826e313ea084f6f2a7e4f681e8ee8c148de29e3a3cf835b22eb71d3c20fc62c3cc975b6caf1cd92a3bee280315a1b65d7afc", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x50}}, 0x0) 00:17:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000100), 0xb0200, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r6 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000180), 0x40000, 0x0) r7 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r7) r8 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r8) r9 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) r10 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r10) r11 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r11) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0xdc, r3, 0x8, 0x70bd25, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8}]}]}, 0xdc}, 0x1, 0x0, 0x0, 0x4044840}, 0x8000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000100), 0xb0200, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000180), 0x40000, 0x0) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r7) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r8) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r9) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r10) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000440), 0x0, 0x0) (async) syz_genetlink_get_family_id$wireguard(&(0x7f0000000400), r11) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000300)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0xdc, r3, 0x8, 0x70bd25, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8}]}]}, 0xdc}, 0x1, 0x0, 0x0, 0x4044840}, 0x8000) (async) 00:17:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r6 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r4) (rerun: 32) sendmsg$IEEE802154_LLSEC_GETPARAMS(r5, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000200)={0x20, r6, 0x1, 0x0, 0x0, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan4\x00'}]}, 0x20}}, 0x0) (async) sendmsg$IEEE802154_START_REQ(r3, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x2c, r6, 0x100, 0x70bd29, 0x25dfdbfc, {}, [@IEEE802154_ATTR_PAGE={0x5, 0x1d, 0xb}, @IEEE802154_ATTR_BCN_ORD={0x5, 0x17, 0x2}, @IEEE802154_ATTR_COORD_REALIGN={0x5, 0x1b, 0x7f}]}, 0x2c}}, 0x20000800) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r7, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14, 0x0, 0x0, 0xffffffff}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x0) (async, rerun: 64) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r7) (rerun: 64) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r10, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r9, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r11}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r7, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x6c, 0x0, 0x20, 0x70bd27, 0x25dfdbff, {}, [@NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x4}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x200000002}, @NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x7}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_WPAN_PHY={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x2}, @NL802154_ATTR_IFINDEX={0x8}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r11}, @NL802154_ATTR_WPAN_DEV={0xc, 0x6, 0x100000003}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4008801}, 0x4070) 00:17:51 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 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000080)=ANY=[@ANYBLOB="640000001900010026bd7000ffdbdf25022014030001ff", @ANYRES32=0x0, @ANYBLOB="05001b003a00000006001d004e20000008000500", @ANYBLOB="08000500ac"], 0x64}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYRES8=r1, @ANYBLOB="cc493e986200002a6537703a7fddd09846c2dea4cbfd0c6f27952350978201dd2ee6dfd79a5d876b531c92139f12f0d639f5231c0c80eeb6de6ec3cdf505e0718c17fb403d8f0ced1823590011b4175bcc37d05d0993655001c53e117a", @ANYRESHEX=r0, @ANYRESHEX=r1, @ANYBLOB="d14a4c8b0771d3e07ecd779f90285b6c990d96039a5b2bc5f5627b7a9827a6195e825175518feef896f80140efa8e0b58f7e83c77056cad3ff98807040a18dcc928c44cf2343dbbf4f5c62ad630b9cf3162c11e2ee3c1445cf9d316bd2b690142d04e7a26d8d2e857f4c6d978e88bd23b87204926d5ae1d1d0ad651dcc7b2a66638cd43c7e81513358e737d7b18aa0e67c43"], 0x4c}}, 0x40000c0) 00:17:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x50}}, 0x0) [ 2677.895277] nbd: must specify at least one socket 00:17:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000100)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000c90bb7cb1dfb3fb3550984a6e140de3bbe7af7800800c304e0d0efabedf87fb1a285935a19d0ba4370994e8bca1118f54acb3476559ffcfbfba1be2b12e1dd9399d89d2adcbaba7db847ff159feb2082fe6f0b6faecf9a4926c3f5aa518481826e313ea084f6f2a7e4f681e8ee8c148de29e3a3cf835b22eb71d3c20fc62c3cc975b6caf1cd92a3bee280315a1b65d7afc", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000080)=ANY=[@ANYBLOB="640000001900010026bd7000ffdbdf25022014030001ff", @ANYRES32=0x0, @ANYBLOB="05001b003a00000006001d004e20000008000500", @ANYBLOB="08000500ac"], 0x64}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYRES8=r1, @ANYBLOB="cc493e986200002a6537703a7fddd09846c2dea4cbfd0c6f27952350978201dd2ee6dfd79a5d876b531c92139f12f0d639f5231c0c80eeb6de6ec3cdf505e0718c17fb403d8f0ced1823590011b4175bcc37d05d0993655001c53e117a", @ANYRESHEX=r0, @ANYRESHEX=r1, @ANYBLOB="d14a4c8b0771d3e07ecd779f90285b6c990d96039a5b2bc5f5627b7a9827a6195e825175518feef896f80140efa8e0b58f7e83c77056cad3ff98807040a18dcc928c44cf2343dbbf4f5c62ad630b9cf3162c11e2ee3c1445cf9d316bd2b690142d04e7a26d8d2e857f4c6d978e88bd23b87204926d5ae1d1d0ad651dcc7b2a66638cd43c7e81513358e737d7b18aa0e67c43"], 0x4c}}, 0x40000c0) 00:17:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRES64=r3, @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) [ 2677.980346] nbd: must specify at least one socket 00:17:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000000c0)=ANY=[@ANYRES32=r3, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) openat$sw_sync(0xffffffffffffff9c, &(0x7f0000000040), 0x2001, 0x0) sendmsg$IEEE802154_LLSEC_GETPARAMS(r2, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x40, 0x0, 0x20, 0x70bd29, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x40}, 0x8c089) 00:17:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRES64=r3, @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRES64=r3, @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) 00:17:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000100)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="000000000000000043d1443f99cbf3e3ea000011000000984aacf79b4bde8ba0ba29a3cad286dcececd3868ac8d249460f7c0cab02dac6aadcf21f558ae720f1be3f3352f7310cb3db4bc3a461c6f36cf69f06184cc2ac603e301d4a2c651191eb28ba5dfb53c5682168a05a29a48cc15261bb79af2c0ea1d2bc73d217550b6d3188c0d841e2e280320b91c18d4642d7f8a417937cba2c8a9cc23078553793a0a9aea0466be766a794d78cea93e15d5cfe8c2992dd2851408a71c934e73489b6f251"], 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) syz_genetlink_get_family_id$nl802154(&(0x7f0000000040), r3) 00:17:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x5c}}, 0x0) 00:17:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000040)={'vcan0\x00'}) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_SB_GET(r3, &(0x7f0000000180)={&(0x7f0000000080), 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x64, 0x0, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x3}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x10000}}]}, 0x64}}, 0x0) 00:17:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYRES64=r3, @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000000c0)=ANY=[@ANYRES32=r3, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) openat$sw_sync(0xffffffffffffff9c, &(0x7f0000000040), 0x2001, 0x0) sendmsg$IEEE802154_LLSEC_GETPARAMS(r2, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x40, 0x0, 0x20, 0x70bd29, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x40}, 0x8c089) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$igmp(0x2, 0x3, 0x2) (async) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000000c0)=ANY=[@ANYRES32=r3, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) openat$sw_sync(0xffffffffffffff9c, &(0x7f0000000040), 0x2001, 0x0) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r2, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x40, 0x0, 0x20, 0x70bd29, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x40}, 0x8c089) (async) 00:17:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000040)={'vcan0\x00'}) (async, rerun: 64) r3 = socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$DEVLINK_CMD_SB_GET(r3, &(0x7f0000000180)={&(0x7f0000000080), 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x64, 0x0, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x3}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x10000}}]}, 0x64}}, 0x0) 00:17:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) (async) [ 2678.146271] nla_parse: 129 callbacks suppressed [ 2678.146277] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 00:17:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x54}}, 0x0) 00:17:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) 00:17:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r3, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f00000000c0)=ANY=[@ANYRES32=r3, @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) openat$sw_sync(0xffffffffffffff9c, &(0x7f0000000040), 0x2001, 0x0) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r2, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x40, 0x0, 0x20, 0x70bd29, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x40}, 0x1, 0x0, 0x0, 0x40}, 0x8c089) [ 2678.229215] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2678.245589] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 00:17:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000004c0)=ANY=[], 0x20}}, 0x0) r3 = syz_open_dev$loop(&(0x7f0000000100), 0x81, 0x4300) ioctl$LOOP_CHANGE_FD(r3, 0x4c06, 0xffffffffffffffff) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r4, 0x4008af60, &(0x7f00000001c0)={@host}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x28, r2, 0x1, 0x70bd2d, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x2}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}]}, 0x28}, 0x1, 0x0, 0x0, 0x4008010}, 0x44) ioctl$MON_IOCH_MFLUSH(r4, 0x9208, 0xffffffffffffffff) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:17:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000100)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="000000000000000043d1443f99cbf3e3ea000011000000984aacf79b4bde8ba0ba29a3cad286dcececd3868ac8d249460f7c0cab02dac6aadcf21f558ae720f1be3f3352f7310cb3db4bc3a461c6f36cf69f06184cc2ac603e301d4a2c651191eb28ba5dfb53c5682168a05a29a48cc15261bb79af2c0ea1d2bc73d217550b6d3188c0d841e2e280320b91c18d4642d7f8a417937cba2c8a9cc23078553793a0a9aea0466be766a794d78cea93e15d5cfe8c2992dd2851408a71c934e73489b6f251"], 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000040), r3) 00:17:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000040)={0x38, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x38}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) ioctl$ifreq_SIOCGIFINDEX_vcan(r2, 0x8933, &(0x7f0000000040)={'vcan0\x00'}) (async) r3 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$DEVLINK_CMD_SB_GET(r3, &(0x7f0000000180)={&(0x7f0000000080), 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x64, 0x0, 0x1, 0x70bd2d, 0x25dfdbfc, {}, [{@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x3}}, {@nsim={{0xe}, {0xf, 0x2, {'netdevsim', 0x0}}}, {0x8, 0xb, 0x10000}}]}, 0x64}}, 0x0) 00:17:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000440), r0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000006c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000005c0)={&(0x7f0000000500)={0x14, r2, 0x400, 0x70bd2d, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x14) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB="6f978986", @ANYRES16=r5, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000880)={&(0x7f0000000700)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000840)={&(0x7f00000007c0)={0x60, r5, 0x204, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, 'wpan3\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0x60}, 0x1, 0x0, 0x0, 0x10}, 0x2000a080) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000900), r3) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r10, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r9, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r11}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000940)={'wpan3\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f0000000a00)={&(0x7f00000008c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000a40)={&(0x7f0000000980)={0x30, r7, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r11}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r12}]}, 0x30}, 0x1, 0x0, 0x0, 0x40}, 0x20000801) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r14 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r14, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000f29bd70000000000011000001000000000000000000000010"], 0x20}}, 0x0) r15 = syz_genetlink_get_family_id$nl802154(0x0, r14) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f00000001c0)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r15, @ANYBLOB="02002dbd7000ffdbdf2511000000051012000200000008000300efc79b8e58c6af6d57972e9a49cd89fbcc05f8aae1b513ca8affe2f392f1aeac368482e81d1a9d1817e1e9dd6fbcb227d9d89170afed5047599a165b7392834d2e69a0d4a79bb17bcf715a7bfe489408c1053e0ec17ff0107bc7800ce915b376348af4c4b0ef14f7bf9ef80e816b2d3a95b9cca0f9709a638e91be21c16424add06617d13b7c", @ANYRES32=0x0, @ANYBLOB="05001200020000000c0006000300000003000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) r16 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r17 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r13) sendmsg$NBD_CMD_DISCONNECT(r16, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x50, r17, 0x800, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '\\:(,\b'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7ff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}]}, 0x50}, 0x1, 0x0, 0x0, 0x2000}, 0x20040880) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000080)={'wpan3\x00'}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r13, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r15, 0x8, 0x70bd2d, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x44}, 0x10884) 00:17:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000100)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="000000000000000043d1443f99cbf3e3ea000011000000984aacf79b4bde8ba0ba29a3cad286dcececd3868ac8d249460f7c0cab02dac6aadcf21f558ae720f1be3f3352f7310cb3db4bc3a461c6f36cf69f06184cc2ac603e301d4a2c651191eb28ba5dfb53c5682168a05a29a48cc15261bb79af2c0ea1d2bc73d217550b6d3188c0d841e2e280320b91c18d4642d7f8a417937cba2c8a9cc23078553793a0a9aea0466be766a794d78cea93e15d5cfe8c2992dd2851408a71c934e73489b6f251"], 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) syz_genetlink_get_family_id$nl802154(&(0x7f0000000040), r3) 00:17:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000100)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="000000000000000043d1443f99cbf3e3ea000011000000984aacf79b4bde8ba0ba29a3cad286dcececd3868ac8d249460f7c0cab02dac6aadcf21f558ae720f1be3f3352f7310cb3db4bc3a461c6f36cf69f06184cc2ac603e301d4a2c651191eb28ba5dfb53c5682168a05a29a48cc15261bb79af2c0ea1d2bc73d217550b6d3188c0d841e2e280320b91c18d4642d7f8a417937cba2c8a9cc23078553793a0a9aea0466be766a794d78cea93e15d5cfe8c2992dd2851408a71c934e73489b6f251"], 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) syz_genetlink_get_family_id$nl802154(&(0x7f0000000040), r3) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r3, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000100)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="000000000000000043d1443f99cbf3e3ea000011000000984aacf79b4bde8ba0ba29a3cad286dcececd3868ac8d249460f7c0cab02dac6aadcf21f558ae720f1be3f3352f7310cb3db4bc3a461c6f36cf69f06184cc2ac603e301d4a2c651191eb28ba5dfb53c5682168a05a29a48cc15261bb79af2c0ea1d2bc73d217550b6d3188c0d841e2e280320b91c18d4642d7f8a417937cba2c8a9cc23078553793a0a9aea0466be766a794d78cea93e15d5cfe8c2992dd2851408a71c934e73489b6f251"], 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r3) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000040), r3) (async) 00:17:51 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000004c0)=ANY=[], 0x20}}, 0x0) r3 = syz_open_dev$loop(&(0x7f0000000100), 0x81, 0x4300) ioctl$LOOP_CHANGE_FD(r3, 0x4c06, 0xffffffffffffffff) (async) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r4, 0x4008af60, &(0x7f00000001c0)={@host}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x28, r2, 0x1, 0x70bd2d, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x2}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}]}, 0x28}, 0x1, 0x0, 0x0, 0x4008010}, 0x44) ioctl$MON_IOCH_MFLUSH(r4, 0x9208, 0xffffffffffffffff) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:17:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x54}}, 0x0) 00:17:52 executing program 4: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x2002, 0x0) setsockopt$MRT_DEL_VIF(r0, 0x0, 0xcb, &(0x7f00000002c0)={0x0, 0x1, 0x3, 0x7ff, @vifc_lcl_addr=@loopback, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000300)={0x34, 0x0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0xca}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x1}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000040}, 0x8004) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) [ 2678.388431] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2678.398602] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2678.422806] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. 00:17:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000004c0)=ANY=[], 0x20}}, 0x0) r3 = syz_open_dev$loop(&(0x7f0000000100), 0x81, 0x4300) ioctl$LOOP_CHANGE_FD(r3, 0x4c06, 0xffffffffffffffff) r4 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r4, 0x4008af60, &(0x7f00000001c0)={@host}) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x28, r2, 0x1, 0x70bd2d, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x2}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}]}, 0x28}, 0x1, 0x0, 0x0, 0x4008010}, 0x44) ioctl$MON_IOCH_MFLUSH(r4, 0x9208, 0xffffffffffffffff) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$ieee802154(&(0x7f0000000180), r1) (async) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f00000004c0)=ANY=[], 0x20}}, 0x0) (async) syz_open_dev$loop(&(0x7f0000000100), 0x81, 0x4300) (async) ioctl$LOOP_CHANGE_FD(r3, 0x4c06, 0xffffffffffffffff) (async) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) (async) ioctl$VHOST_VSOCK_SET_GUEST_CID(r4, 0x4008af60, &(0x7f00000001c0)={@host}) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x28, r2, 0x1, 0x70bd2d, 0x25dfdbff, {}, [@IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x2}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan0\x00'}]}, 0x28}, 0x1, 0x0, 0x0, 0x4008010}, 0x44) (async) ioctl$MON_IOCH_MFLUSH(r4, 0x9208, 0xffffffffffffffff) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) 00:17:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x54}}, 0x0) 00:17:52 executing program 4: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x2002, 0x0) setsockopt$MRT_DEL_VIF(r0, 0x0, 0xcb, &(0x7f00000002c0)={0x0, 0x1, 0x3, 0x7ff, @vifc_lcl_addr=@loopback, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r1) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000300)={0x34, 0x0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0xca}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x1}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000040}, 0x8004) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) [ 2678.440085] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 00:17:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x54}}, 0x0) 00:17:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000100)={'wpan0\x00', 0x0}) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x24, r1, 0x20, 0x70bd2b, 0x25dfdbfc, {}, [@NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x4}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000814}, 0x20040000) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x54}}, 0x0) [ 2678.552905] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2678.588417] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 00:17:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000440), r0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000006c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000005c0)={&(0x7f0000000500)={0x14, r2, 0x400, 0x70bd2d, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x14) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB="6f978986", @ANYRES16=r5, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000880)={&(0x7f0000000700)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000840)={&(0x7f00000007c0)={0x60, r5, 0x204, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, 'wpan3\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0x60}, 0x1, 0x0, 0x0, 0x10}, 0x2000a080) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000900), r3) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r9 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) (async) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r10, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r9, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r11}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000940)={'wpan3\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f0000000a00)={&(0x7f00000008c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000a40)={&(0x7f0000000980)={0x30, r7, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r11}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r12}]}, 0x30}, 0x1, 0x0, 0x0, 0x40}, 0x20000801) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) (async) r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r14 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r14, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000f29bd70000000000011000001000000000000000000000010"], 0x20}}, 0x0) r15 = syz_genetlink_get_family_id$nl802154(0x0, r14) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f00000001c0)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r15, @ANYBLOB="02002dbd7000ffdbdf2511000000051012000200000008000300efc79b8e58c6af6d57972e9a49cd89fbcc05f8aae1b513ca8affe2f392f1aeac368482e81d1a9d1817e1e9dd6fbcb227d9d89170afed5047599a165b7392834d2e69a0d4a79bb17bcf715a7bfe489408c1053e0ec17ff0107bc7800ce915b376348af4c4b0ef14f7bf9ef80e816b2d3a95b9cca0f9709a638e91be21c16424add06617d13b7c", @ANYRES32=0x0, @ANYBLOB="05001200020000000c0006000300000003000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async) r16 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r17 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r13) sendmsg$NBD_CMD_DISCONNECT(r16, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x50, r17, 0x800, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '\\:(,\b'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7ff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}]}, 0x50}, 0x1, 0x0, 0x0, 0x2000}, 0x20040880) (async) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000080)={'wpan3\x00'}) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r13, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r15, 0x8, 0x70bd2d, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x44}, 0x10884) 00:17:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_open_dev$usbmon(&(0x7f0000000040), 0x23f, 0x28001) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000440), r0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000006c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000005c0)={&(0x7f0000000500)={0x14, r2, 0x400, 0x70bd2d, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x14) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB="6f978986", @ANYRES16=r5, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000880)={&(0x7f0000000700)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000840)={&(0x7f00000007c0)={0x60, r5, 0x204, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, 'wpan3\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0x60}, 0x1, 0x0, 0x0, 0x10}, 0x2000a080) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000900), r3) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r10, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r9, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r11}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000940)={'wpan3\x00', 0x0}) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f0000000a00)={&(0x7f00000008c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000a40)={&(0x7f0000000980)={0x30, r7, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r11}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r12}]}, 0x30}, 0x1, 0x0, 0x0, 0x40}, 0x20000801) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r14 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r14, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000f29bd70000000000011000001000000000000000000000010"], 0x20}}, 0x0) r15 = syz_genetlink_get_family_id$nl802154(0x0, r14) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f00000001c0)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r15, @ANYBLOB="02002dbd7000ffdbdf2511000000051012000200000008000300efc79b8e58c6af6d57972e9a49cd89fbcc05f8aae1b513ca8affe2f392f1aeac368482e81d1a9d1817e1e9dd6fbcb227d9d89170afed5047599a165b7392834d2e69a0d4a79bb17bcf715a7bfe489408c1053e0ec17ff0107bc7800ce915b376348af4c4b0ef14f7bf9ef80e816b2d3a95b9cca0f9709a638e91be21c16424add06617d13b7c", @ANYRES32=0x0, @ANYBLOB="05001200020000000c0006000300000003000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) r16 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r17 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r13) sendmsg$NBD_CMD_DISCONNECT(r16, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x50, r17, 0x800, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '\\:(,\b'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7ff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}]}, 0x50}, 0x1, 0x0, 0x0, 0x2000}, 0x20040880) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000080)={'wpan3\x00'}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r13, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r15, 0x8, 0x70bd2d, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x44}, 0x10884) 00:17:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x54}}, 0x0) 00:17:52 executing program 4: r0 = openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x2002, 0x0) setsockopt$MRT_DEL_VIF(r0, 0x0, 0xcb, &(0x7f00000002c0)={0x0, 0x1, 0x3, 0x7ff, @vifc_lcl_addr=@loopback, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000300)={0x34, 0x0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0xca}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x1}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000040}, 0x8004) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$ubi_ctrl(0xffffffffffffff9c, &(0x7f0000000280), 0x2002, 0x0) (async) setsockopt$MRT_DEL_VIF(r0, 0x0, 0xcb, &(0x7f00000002c0)={0x0, 0x1, 0x3, 0x7ff, @vifc_lcl_addr=@loopback, @initdev={0xac, 0x1e, 0x0, 0x0}}, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r1) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r1) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$IEEE802154_LLSEC_ADD_SECLEVEL(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000300)={0x34, 0x0, 0x20, 0x70bd26, 0x25dfdbfe, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8}, @IEEE802154_ATTR_LLSEC_FRAME_TYPE={0x5, 0x33, 0xca}, @IEEE802154_ATTR_LLSEC_SECLEVELS={0x5, 0x35, 0x1}, @IEEE802154_ATTR_DEV_INDEX={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000040}, 0x8004) (async) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r2, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x14}, 0x14}}, 0x0) (async) syz_genetlink_get_family_id$nl802154(&(0x7f00000006c0), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) [ 2678.704255] netlink: 24 bytes leftover after parsing attributes in process `syz-executor.3'. 00:17:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r0) (async, rerun: 32) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000100)={'wpan0\x00', 0x0}) (rerun: 32) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x24, r1, 0x20, 0x70bd2b, 0x25dfdbfc, {}, [@NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x4}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000814}, 0x20040000) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) syz_open_dev$usbmon(&(0x7f0000000040), 0x23f, 0x28001) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r0) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000100)={'wpan0\x00', 0x0}) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x24, r1, 0x20, 0x70bd2b, 0x25dfdbfc, {}, [@NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x4}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000814}, 0x20040000) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:17:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) syz_open_dev$usbmon(&(0x7f0000000040), 0x23f, 0x28001) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="e0dd0248", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) 00:17:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x30, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x30}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 00:17:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000440), r0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000006c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000005c0)={&(0x7f0000000500)={0x14, r2, 0x400, 0x70bd2d, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x1}, 0x14) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={0x0, 0x0, &(0x7f0000000280)={&(0x7f0000000240)=ANY=[@ANYBLOB="6f978986", @ANYRES16=r5, @ANYBLOB="0100000000000000000001000000"], 0x14}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000880)={&(0x7f0000000700)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000840)={&(0x7f00000007c0)={0x60, r5, 0x204, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xa, 0xa, 'wpan3\x00'}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}]}, 0x60}, 0x1, 0x0, 0x0, 0x10}, 0x2000a080) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_genetlink_get_family_id$ieee802154(&(0x7f0000000900), r3) (async, rerun: 64) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r9 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000100), 0xffffffffffffffff) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_SIOCGIFINDEX_802154(r10, 0x8933, &(0x7f0000000200)={'wpan1\x00', 0x0}) sendmsg$NL802154_CMD_SET_WPAN_PHY_NETNS(r8, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x2c, r9, 0x1, 0x0, 0x0, {}, [@NL802154_ATTR_IFINDEX={0x8, 0x3, r11}, @NL802154_ATTR_NETNS_FD={0x8}, @NL802154_ATTR_WPAN_PHY={0x8, 0x1, 0x3}]}, 0x2c}}, 0x0) (async, rerun: 64) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000940)={'wpan3\x00', 0x0}) (rerun: 64) sendmsg$IEEE802154_LLSEC_GETPARAMS(r0, &(0x7f0000000a00)={&(0x7f00000008c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000a40)={&(0x7f0000000980)={0x30, r7, 0x200, 0x70bd26, 0x25dfdbfb, {}, [@IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r11}, @IEEE802154_ATTR_DEV_NAME={0xa, 0x1, 'wpan1\x00'}, @IEEE802154_ATTR_DEV_INDEX={0x8, 0x2, r12}]}, 0x30}, 0x1, 0x0, 0x0, 0x40}, 0x20000801) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) r13 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r14 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r14, &(0x7f0000000640)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000f29bd70000000000011000001000000000000000000000010"], 0x20}}, 0x0) (async, rerun: 32) r15 = syz_genetlink_get_family_id$nl802154(0x0, r14) (rerun: 32) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(0xffffffffffffffff, &(0x7f0000000780)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000740)={&(0x7f00000001c0)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r15, @ANYBLOB="02002dbd7000ffdbdf2511000000051012000200000008000300efc79b8e58c6af6d57972e9a49cd89fbcc05f8aae1b513ca8affe2f392f1aeac368482e81d1a9d1817e1e9dd6fbcb227d9d89170afed5047599a165b7392834d2e69a0d4a79bb17bcf715a7bfe489408c1053e0ec17ff0107bc7800ce915b376348af4c4b0ef14f7bf9ef80e816b2d3a95b9cca0f9709a638e91be21c16424add06617d13b7c", @ANYRES32=0x0, @ANYBLOB="05001200020000000c0006000300000003000000"], 0x38}, 0x1, 0x0, 0x0, 0x20000085}, 0x0) (async) r16 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r17 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r13) sendmsg$NBD_CMD_DISCONNECT(r16, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x50, r17, 0x800, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '\\:(,\b'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7ff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}]}, 0x50}, 0x1, 0x0, 0x0, 0x2000}, 0x20040880) ioctl$sock_SIOCGIFINDEX_802154(r6, 0x8933, &(0x7f0000000080)={'wpan3\x00'}) sendmsg$NL802154_CMD_SET_MAX_CSMA_BACKOFFS(r13, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x14, r15, 0x8, 0x70bd2d, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x44}, 0x10884) 00:17:52 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$igmp(0x2, 0x3, 0x2) r3 = socket$igmp(0x2, 0x3, 0x2) setsockopt$MRT_ASSERT(r3, 0x0, 0xcf, &(0x7f0000000080), 0x4) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[], 0x4c}, 0x1, 0x0, 0x0, 0x20000004}, 0x0) 00:17:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x5c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x5c}}, 0x0) 00:17:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x54}}, 0x0) 00:17:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000080)={0x2c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x2c}}, 0x0) [ 2679.392852] ================================================================== [ 2679.400429] BUG: KASAN: use-after-free in refcount_dec_not_one+0x9a/0xc0 [ 2679.407267] Read of size 4 at addr ffff8880b431f618 by task syz-executor.4/9166 [ 2679.414710] [ 2679.416339] CPU: 1 PID: 9166 Comm: syz-executor.4 Not tainted 4.14.305-syzkaller #0 [ 2679.424124] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 2679.433469] Call Trace: [ 2679.436054] dump_stack+0x1b2/0x281 [ 2679.439685] print_address_description.cold+0x54/0x1d3 [ 2679.444961] kasan_report_error.cold+0x8a/0x191 [ 2679.449626] ? refcount_dec_not_one+0x9a/0xc0 [ 2679.454120] __asan_report_load4_noabort+0x68/0x70 [ 2679.459099] ? refcount_dec_not_one+0x9a/0xc0 [ 2679.463594] refcount_dec_not_one+0x9a/0xc0 [ 2679.467913] refcount_dec_and_mutex_lock+0x1a/0x60 [ 2679.472843] nbd_genl_connect+0xce1/0x13e0 [ 2679.477088] ? nbd_xmit_timeout+0x500/0x500 [ 2679.481408] ? validate_nla+0x192/0x5e0 [ 2679.485387] ? nla_parse+0x157/0x1f0 [ 2679.489102] genl_family_rcv_msg+0x572/0xb20 [ 2679.493509] ? genl_rcv+0x40/0x40 [ 2679.496961] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 2679.502412] ? __kmalloc_node_track_caller+0x4c/0x70 [ 2679.507513] ? trace_hardirqs_on+0x10/0x10 [ 2679.511759] genl_rcv_msg+0xaf/0x140 [ 2679.515471] netlink_rcv_skb+0x125/0x390 [ 2679.519527] ? genl_family_rcv_msg+0xb20/0xb20 [ 2679.524104] ? netlink_ack+0x9a0/0x9a0 [ 2679.527987] ? lock_acquire+0x170/0x3f0 [ 2679.531962] genl_rcv+0x24/0x40 [ 2679.535240] netlink_unicast+0x437/0x610 [ 2679.539299] ? netlink_sendskb+0xd0/0xd0 [ 2679.543358] ? __check_object_size+0x179/0x230 [ 2679.547949] netlink_sendmsg+0x651/0xbc0 [ 2679.552007] ? nlmsg_notify+0x1b0/0x1b0 [ 2679.555973] ? kernel_recvmsg+0x210/0x210 [ 2679.560117] ? security_socket_sendmsg+0x83/0xb0 [ 2679.564871] ? nlmsg_notify+0x1b0/0x1b0 [ 2679.568839] sock_sendmsg+0xb5/0x100 [ 2679.572550] ___sys_sendmsg+0x6c8/0x800 [ 2679.576525] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 2679.581281] ? do_futex+0x127/0x1570 [ 2679.585000] ? __fget+0x23e/0x3e0 [ 2679.588454] ? lock_acquire+0x170/0x3f0 00:17:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl802154(&(0x7f0000000080), r0) (async) ioctl$sock_SIOCGIFINDEX_802154(r0, 0x8933, &(0x7f0000000100)={'wpan0\x00', 0x0}) sendmsg$NL802154_CMD_SET_CCA_ED_LEVEL(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x24, r1, 0x20, 0x70bd2b, 0x25dfdbfc, {}, [@NL802154_ATTR_CCA_ED_LEVEL={0x8, 0xe, 0x4}, @NL802154_ATTR_IFINDEX={0x8, 0x3, r2}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000814}, 0x20040000) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f00000000c0)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000000000010000001400078008000100", @ANYRES32, @ANYBLOB="000000c9", @ANYRES32, @ANYBLOB="0c0002"], 0x4c}}, 0x0) 00:17:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x50, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x50}}, 0x0) 00:17:53 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = socket$igmp(0x2, 0x3, 0x2) (async) r3 = socket$igmp(0x2, 0x3, 0x2) setsockopt$MRT_ASSERT(r3, 0x0, 0xcf, &(0x7f0000000080), 0x4) (async) ioctl$SIOCGETSGCNT_IN6(r2, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) (async) r4 = socket$igmp(0x2, 0x3, 0x2) ioctl$SIOCGETSGCNT_IN6(r4, 0x89e1, &(0x7f0000000280)={@private1, @ipv4={'\x00', '\xff\xff', @loopback}}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[], 0x4c}, 0x1, 0x0, 0x0, 0x20000004}, 0x0) 00:17:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000480), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000140)={0x58, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2eed}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x58}}, 0x0) [ 2679.592426] ? lock_downgrade+0x740/0x740 [ 2679.596568] ? __fget+0x265/0x3e0 [ 2679.600045] ? __fdget+0x19b/0x1f0 [ 2679.603577] ? sockfd_lookup_light+0xb2/0x160 [ 2679.608071] __sys_sendmsg+0xa3/0x120 [ 2679.611869] ? SyS_shutdown+0x160/0x160 [ 2679.615849] ? up_read+0x17/0x30 [ 2679.619212] ? __do_page_fault+0x159/0xad0 [ 2679.623442] SyS_sendmsg+0x27/0x40 [ 2679.626980] ? __sys_sendmsg+0x120/0x120 [ 2679.631034] do_syscall_64+0x1d5/0x640 [ 2679.634922] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 2679.640104] RIP: 0033:0x7fab024670f9 [ 2679.643803] RSP: 002b:00007fab009d9168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2679.651507] RAX: ffffffffffffffda RBX: 00007fab02586f80 RCX: 00007fab024670f9 [ 2679.658774] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 [ 2679.666042] RBP: 00007fab024c2ae9 R08: 0000000000000000 R09: 0000000000000000 [ 2679.673304] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 2679.680571] R13: 00007fff782b11ff R14: 00007fab009d9300 R15: 0000000000022000 [ 2679.687847] [ 2679.689472] Allocated by task 9166: [ 2679.693095] kasan_kmalloc+0xeb/0x160 [ 2679.696896] kmem_cache_alloc_trace+0x131/0x3d0 [ 2679.701557] nbd_dev_add+0x7c/0x800 [ 2679.705179] nbd_genl_connect+0x3a4/0x13e0 [ 2679.709408] genl_family_rcv_msg+0x572/0xb20 [ 2679.713807] genl_rcv_msg+0xaf/0x140 [ 2679.717512] netlink_rcv_skb+0x125/0x390 [ 2679.721563] genl_rcv+0x24/0x40 [ 2679.724836] netlink_unicast+0x437/0x610 [ 2679.728890] netlink_sendmsg+0x651/0xbc0 [ 2679.732948] sock_sendmsg+0xb5/0x100 [ 2679.736654] ___sys_sendmsg+0x6c8/0x800 [ 2679.740619] __sys_sendmsg+0xa3/0x120 [ 2679.744413] SyS_sendmsg+0x27/0x40 [ 2679.747953] do_syscall_64+0x1d5/0x640 [ 2679.751835] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 2679.757014] [ 2679.758632] Freed by task 9166: [ 2679.761905] kasan_slab_free+0xc3/0x1a0 [ 2679.765876] kfree+0xc9/0x250 [ 2679.768977] nbd_put.part.0+0x100/0x140 [ 2679.772953] nbd_config_put+0x51c/0x6c0 [ 2679.776921] nbd_genl_connect+0xcb9/0x13e0 [ 2679.781155] genl_family_rcv_msg+0x572/0xb20 [ 2679.785562] genl_rcv_msg+0xaf/0x140 [ 2679.789267] netlink_rcv_skb+0x125/0x390 [ 2679.793318] genl_rcv+0x24/0x40 [ 2679.796591] netlink_unicast+0x437/0x610 [ 2679.800645] netlink_sendmsg+0x651/0xbc0 [ 2679.804703] sock_sendmsg+0xb5/0x100 [ 2679.808411] ___sys_sendmsg+0x6c8/0x800 [ 2679.812381] __sys_sendmsg+0xa3/0x120 [ 2679.816173] SyS_sendmsg+0x27/0x40 [ 2679.819707] do_syscall_64+0x1d5/0x640 [ 2679.823587] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 2679.828763] [ 2679.830382] The buggy address belongs to the object at ffff8880b431f540 [ 2679.830382] which belongs to the cache kmalloc-512 of size 512 [ 2679.843034] The buggy address is located 216 bytes inside of [ 2679.843034] 512-byte region [ffff8880b431f540, ffff8880b431f740) [ 2679.854902] The buggy address belongs to the page: [ 2679.859835] page:ffffea0002d0c7c0 count:1 mapcount:0 mapping:ffff8880b431f040 index:0x0 [ 2679.867976] flags: 0xfff00000000100(slab) [ 2679.872131] raw: 00fff00000000100 ffff8880b431f040 0000000000000000 0000000100000006 [ 2679.880032] raw: ffffea0001f0bf60 ffffea0002d5d860 ffff88813fe74940 0000000000000000 [ 2679.887907] page dumped because: kasan: bad access detected [ 2679.893610] [ 2679.895226] Memory state around the buggy address: [ 2679.900131] ffff8880b431f500: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 2679.907466] ffff8880b431f580: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 2679.914803] >ffff8880b431f600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 2679.922139] ^ [ 2679.926275] ffff8880b431f680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 2679.933613] ffff8880b431f700: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 2679.940946] ================================================================== [ 2679.948283] Disabling lock debugging due to kernel taint [ 2679.955335] Kernel panic - not syncing: KASAN: panic_on_warn set ... [ 2679.955335] [ 2679.963442] CPU: 1 PID: 9166 Comm: syz-executor.4 Tainted: G B 4.14.305-syzkaller #0 [ 2679.972441] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/21/2023 [ 2679.981784] Call Trace: [ 2679.984365] dump_stack+0x1b2/0x281 [ 2679.987990] panic+0x21d/0x451 [ 2679.991178] ? add_taint.cold+0x16/0x16 [ 2679.995141] ? ___preempt_schedule+0x16/0x18 [ 2679.999542] ? preempt_schedule_common+0x45/0xc0 [ 2680.004289] ? ___preempt_schedule+0x16/0x18 [ 2680.008693] check_panic_on_warn.cold+0x19/0x35 [ 2680.013350] kasan_end_report+0x3a/0x40 [ 2680.017311] kasan_report_error.cold+0xa7/0x191 [ 2680.021970] ? refcount_dec_not_one+0x9a/0xc0 [ 2680.026451] __asan_report_load4_noabort+0x68/0x70 [ 2680.031361] ? refcount_dec_not_one+0x9a/0xc0 [ 2680.035831] refcount_dec_not_one+0x9a/0xc0 [ 2680.040130] refcount_dec_and_mutex_lock+0x1a/0x60 [ 2680.045039] nbd_genl_connect+0xce1/0x13e0 [ 2680.049247] ? nbd_xmit_timeout+0x500/0x500 [ 2680.053546] ? validate_nla+0x192/0x5e0 [ 2680.057493] ? nla_parse+0x157/0x1f0 [ 2680.061185] genl_family_rcv_msg+0x572/0xb20 [ 2680.065569] ? genl_rcv+0x40/0x40 [ 2680.069002] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 2680.074435] ? __kmalloc_node_track_caller+0x4c/0x70 [ 2680.079523] ? trace_hardirqs_on+0x10/0x10 [ 2680.083746] genl_rcv_msg+0xaf/0x140 [ 2680.087440] netlink_rcv_skb+0x125/0x390 [ 2680.091493] ? genl_family_rcv_msg+0xb20/0xb20 [ 2680.096071] ? netlink_ack+0x9a0/0x9a0 [ 2680.099939] ? lock_acquire+0x170/0x3f0 [ 2680.103890] genl_rcv+0x24/0x40 [ 2680.107147] netlink_unicast+0x437/0x610 [ 2680.111202] ? netlink_sendskb+0xd0/0xd0 [ 2680.115242] ? __check_object_size+0x179/0x230 [ 2680.119815] netlink_sendmsg+0x651/0xbc0 [ 2680.123854] ? nlmsg_notify+0x1b0/0x1b0 [ 2680.127800] ? kernel_recvmsg+0x210/0x210 [ 2680.131925] ? security_socket_sendmsg+0x83/0xb0 [ 2680.136655] ? nlmsg_notify+0x1b0/0x1b0 [ 2680.140603] sock_sendmsg+0xb5/0x100 [ 2680.144300] ___sys_sendmsg+0x6c8/0x800 [ 2680.148254] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 2680.152985] ? do_futex+0x127/0x1570 [ 2680.156673] ? __fget+0x23e/0x3e0 [ 2680.160104] ? lock_acquire+0x170/0x3f0 [ 2680.164052] ? lock_downgrade+0x740/0x740 [ 2680.168174] ? __fget+0x265/0x3e0 [ 2680.171604] ? __fdget+0x19b/0x1f0 [ 2680.175119] ? sockfd_lookup_light+0xb2/0x160 [ 2680.179587] __sys_sendmsg+0xa3/0x120 [ 2680.183370] ? SyS_shutdown+0x160/0x160 [ 2680.187326] ? up_read+0x17/0x30 [ 2680.190668] ? __do_page_fault+0x159/0xad0 [ 2680.194907] SyS_sendmsg+0x27/0x40 [ 2680.198427] ? __sys_sendmsg+0x120/0x120 [ 2680.202469] do_syscall_64+0x1d5/0x640 [ 2680.206335] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 2680.211500] RIP: 0033:0x7fab024670f9 [ 2680.215187] RSP: 002b:00007fab009d9168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 2680.222868] RAX: ffffffffffffffda RBX: 00007fab02586f80 RCX: 00007fab024670f9 [ 2680.230114] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 [ 2680.237368] RBP: 00007fab024c2ae9 R08: 0000000000000000 R09: 0000000000000000 [ 2680.244619] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 2680.251863] R13: 00007fff782b11ff R14: 00007fab009d9300 R15: 0000000000022000 [ 2680.259283] Kernel Offset: disabled [ 2680.262897] Rebooting in 86400 seconds..