mgmt(&(0x7f0000000100), r1) (async) r2 = syz_open_dev$swradio(&(0x7f0000000080), 0x0, 0x2) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r2, 0xd000943e, &(0x7f0000008b00)={0x0, 0x0, "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", "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"}) (async) r4 = syz_open_dev$swradio(&(0x7f0000000080), 0x0, 0x2) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r4, 0xd000943e, &(0x7f0000008b00)={0x0, 0x0, "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", "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"}) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000400)=ANY=[@ANYRES8=0x0, @ANYRESOCT=r3, @ANYRESOCT=r5, @ANYBLOB="1330f3e5ff9bec9e9b325e741906130966fab5a32db10f346f5236905223adb36052b0afd55358bb69dde33e32caef19f709082e9e0cae0d39de"], 0x54}, 0x1, 0x0, 0x0, 0x20004080}, 0x0) r6 = socket(0x1d, 0x4, 0x4a) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r8) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000300)={&(0x7f0000000180)={0x3c, r9, 0x400, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '{'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x574}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000040}, 0x20000084) (async) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r6) (async) sendmsg$MPTCP_PM_CMD_SET_LIMITS(r6, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="705bd76ff1000000", @ANYRES16=0x0, @ANYBLOB="000228bd7000ffdbdf250500000008000200020000000800030002000000080003000400000034000180080003007f000001080006000400000008000300e000000108000300ac14142b08000700", @ANYRES32=0x0, @ANYBLOB="080003000a01010008000200050000000800030000000000"], 0x70}, 0x1, 0x0, 0x0, 0x1}, 0x20000000) 18:48:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) 18:48:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000003c0), r3) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x3c, r4, 0x1, 0x70bd2a, 0x0, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @remote}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast2}]}, 0x3c}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x4c, r4, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x34}}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1={0xfc, 0x1, '\x00', 0x1}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x8008800) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r5) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r6, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r7) sendmsg$NLBL_MGMT_C_PROTOCOLS(r7, &(0x7f0000000380)={&(0x7f0000000280), 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x1c, r4, 0x300, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xffffffffffffffff}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004880}, 0x10) 18:48:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) [ 3121.704901] nbd: must specify a size in bytes for the device 18:48:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) 18:48:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) 18:48:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000003c0), r3) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x3c, r4, 0x1, 0x70bd2a, 0x0, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @remote}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast2}]}, 0x3c}}, 0x0) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x4c, r4, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x34}}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1={0xfc, 0x1, '\x00', 0x1}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x8008800) (async, rerun: 64) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r5) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r6, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r7) sendmsg$NLBL_MGMT_C_PROTOCOLS(r7, &(0x7f0000000380)={&(0x7f0000000280), 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x1c, r4, 0x300, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xffffffffffffffff}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004880}, 0x10) 18:48:57 executing program 5: r0 = openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) syz_open_dev$cec(&(0x7f0000000240), 0x3, 0x2) ioctl$VIDIOC_S_JPEGCOMP(r0, 0x408c563e, &(0x7f0000000140)={0x3f, 0x4, 0x2c, "126531d3671ee8f893638ec1c9fd99a73f2794971d415767793a712883b0cb61732334842695beec54926db6819cd3b738f4f698409660fc8324debc", 0x33, "5250d6f308fcdf3673a0eb5438dd4f6efccee30080815208c7e957b598f8899d5311a7bb47067d8d0d7fc3ae62084afd6ff9464339696a4cdf26cdd5"}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) [ 3121.763535] nbd: must specify a size in bytes for the device 18:48:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) 18:48:57 executing program 5: r0 = openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async) syz_open_dev$cec(&(0x7f0000000240), 0x3, 0x2) ioctl$VIDIOC_S_JPEGCOMP(r0, 0x408c563e, &(0x7f0000000140)={0x3f, 0x4, 0x2c, "126531d3671ee8f893638ec1c9fd99a73f2794971d415767793a712883b0cb61732334842695beec54926db6819cd3b738f4f698409660fc8324debc", 0x33, "5250d6f308fcdf3673a0eb5438dd4f6efccee30080815208c7e957b598f8899d5311a7bb47067d8d0d7fc3ae62084afd6ff9464339696a4cdf26cdd5"}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) [ 3121.821241] nbd: must specify a size in bytes for the device 18:48:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) 18:48:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000003c0), r3) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x3c, r4, 0x1, 0x70bd2a, 0x0, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @remote}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast2}]}, 0x3c}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x4c, r4, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x34}}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1={0xfc, 0x1, '\x00', 0x1}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x8008800) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r5) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r6, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r7) sendmsg$NLBL_MGMT_C_PROTOCOLS(r7, &(0x7f0000000380)={&(0x7f0000000280), 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x1c, r4, 0x300, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xffffffffffffffff}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004880}, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000003c0), r3) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) (async) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)={0x3c, r4, 0x1, 0x70bd2a, 0x0, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @remote}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast2}]}, 0x3c}}, 0x0) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x4c, r4, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x34}}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1={0xfc, 0x1, '\x00', 0x1}}]}, 0x4c}, 0x1, 0x0, 0x0, 0x800}, 0x8008800) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r5) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r6, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r7) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r7, &(0x7f0000000380)={&(0x7f0000000280), 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x1c, r4, 0x300, 0x70bd2b, 0x25dfdbfc, {}, [@NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xffffffffffffffff}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20004880}, 0x10) (async) 18:48:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 18:48:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) [ 3121.883843] nbd: must specify a size in bytes for the device 18:48:57 executing program 5: r0 = openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) syz_open_dev$cec(&(0x7f0000000240), 0x3, 0x2) ioctl$VIDIOC_S_JPEGCOMP(r0, 0x408c563e, &(0x7f0000000140)={0x3f, 0x4, 0x2c, "126531d3671ee8f893638ec1c9fd99a73f2794971d415767793a712883b0cb61732334842695beec54926db6819cd3b738f4f698409660fc8324debc", 0x33, "5250d6f308fcdf3673a0eb5438dd4f6efccee30080815208c7e957b598f8899d5311a7bb47067d8d0d7fc3ae62084afd6ff9464339696a4cdf26cdd5"}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) openat$vimc0(0xffffffffffffff9c, &(0x7f0000000000), 0x2, 0x0) (async) syz_open_dev$cec(&(0x7f0000000240), 0x3, 0x2) (async) ioctl$VIDIOC_S_JPEGCOMP(r0, 0x408c563e, &(0x7f0000000140)={0x3f, 0x4, 0x2c, "126531d3671ee8f893638ec1c9fd99a73f2794971d415767793a712883b0cb61732334842695beec54926db6819cd3b738f4f698409660fc8324debc", 0x33, "5250d6f308fcdf3673a0eb5438dd4f6efccee30080815208c7e957b598f8899d5311a7bb47067d8d0d7fc3ae62084afd6ff9464339696a4cdf26cdd5"}) (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$netlbl_mgmt(&(0x7f0000000100), r2) (async) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) 18:48:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB, @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 18:48:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={0x0}}, 0x0) 18:48:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x40, r4, 0x200, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010100}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x4000800}, 0x1) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) 18:48:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) [ 3122.003116] nbd: must specify a size in bytes for the device 18:48:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000d5c832e0fa75a1d52b7e18cdc08c00000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc02"], 0x54}}, 0x0) 18:48:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 18:48:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x40, r4, 0x200, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010100}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x4000800}, 0x1) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) 18:48:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={0x0}}, 0x0) 18:48:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000d5c832e0fa75a1d52b7e18cdc08c00000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc02"], 0x54}}, 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000d5c832e0fa75a1d52b7e18cdc08c00000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc02"], 0x54}}, 0x0) (async) 18:48:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={0x0}}, 0x0) [ 3122.074278] nbd: must specify a size in bytes for the device 18:48:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:48:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000d5c832e0fa75a1d52b7e18cdc08c00000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc02"], 0x54}}, 0x0) 18:48:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x48}}, 0x0) 18:48:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$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$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x40, r4, 0x200, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010100}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}]}, 0x40}, 0x1, 0x0, 0x0, 0x4000800}, 0x1) (async) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) [ 3122.146989] nbd: must specify a size in bytes for the device 18:48:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) ioctl$sock_inet_tcp_SIOCATMARK(r3, 0x8905, &(0x7f00000006c0)) r4 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r4) r5 = socket(0x1a, 0x3, 0x2) r6 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r6) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r8) r9 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000400), r0) sendmsg$NLBL_CIPSOV4_C_REMOVE(r8, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000440)={&(0x7f0000000740)={0x26c, r9, 0x0, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x74, 0x8, 0x0, 0x1, [{0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x38}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x89}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xcb}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4c68afb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xfb}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2ca1aa33}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x75360288}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe3}]}, {0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x51802386}]}, {0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x487f331}]}]}, @NLBL_CIPSOV4_A_MLSCATLST={0x64, 0xc, 0x0, 0x1, [{0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x15cbd12e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6ab5f016}]}, {0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbd2a}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x76c1b872}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x606b}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7428}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3362}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x256d6d4f}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbf9b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4e4ad9bd}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8df1}]}]}, @NLBL_CIPSOV4_A_TAGLST={0xc, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_MLSCATLST={0x16c, 0xc, 0x0, 0x1, [{0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1a2aaf63}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4432}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2a0c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe085}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4103cca8}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x42d8}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x43b1917f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x53dcc7a4}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x12356f8e}]}, {0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4b1e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3a69}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6d8836ef}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x64c2c9ac}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xf12e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xd52f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x433227d9}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfda5}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x78a1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x28f4d9ff}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x63f4}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x642b}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1004}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xf2759fc}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x5c9666f7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x32f5}]}, {0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3e75d1e2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x149c}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x580fdf03}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xad53d1c}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe971}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x287ffbee}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x8fc914a}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x94e3}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3821b818}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x9d06}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x12b4e5a9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x49c554d3}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x794c002a}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x25fe4b27}]}, {0x4}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x28f6}]}]}]}, 0x26c}, 0x1, 0x0, 0x0, 0xa9ee383adbd372b2}, 0x40) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) r11 = syz_genetlink_get_family_id$fou(&(0x7f0000000500), 0xffffffffffffffff) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000b80)={0xffffffffffffffff, 0xe0, &(0x7f0000000a80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, &(0x7f0000000540)=[0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x4, 0x3, &(0x7f0000000580)=[0x0, 0x0, 0x0, 0x0], &(0x7f00000005c0)=[0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000600)=[{}, {}, {}], 0x18, 0x10, &(0x7f0000000640), &(0x7f0000000a00), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000a40)}}, 0x10) sendmsg$FOU_CMD_DEL(r10, &(0x7f0000000c40)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000c00)={&(0x7f0000000bc0)={0x24, r11, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@FOU_ATTR_PORT={0x6, 0x1, 0x4e20}, @FOU_ATTR_IFINDEX={0x8, 0xb, r12}]}, 0x24}, 0x1, 0x0, 0x0, 0x40000}, 0x48001) ioctl$sock_inet_tcp_SIOCATMARK(r10, 0x8905, &(0x7f00000006c0)) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000240)={0xc4, 0x0, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000001}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r10}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x23dd}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0xc4}, 0x1, 0x0, 0x0, 0x41}, 0x80) r13 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000340)='/proc/zoneinfo\x00', 0x0, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r13, 0x6, 0xd, &(0x7f0000000380)='veno\x00', 0x5) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:48:57 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x48}}, 0x0) [ 3122.204337] nbd: must specify a size in bytes for the device 18:48:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(0x0, r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x58, r2, 0x8, 0x70bd26, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}]}, 0x58}, 0x1, 0x0, 0x0, 0x48841}, 0x0) 18:48:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(0x0, r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:58 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$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x58, r2, 0x8, 0x70bd26, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}]}, 0x58}, 0x1, 0x0, 0x0, 0x48841}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x58, r2, 0x8, 0x70bd26, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}]}, 0x58}, 0x1, 0x0, 0x0, 0x48841}, 0x0) (async) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x48}}, 0x0) 18:48:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:48:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(0x0, r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) [ 3122.319312] nbd: must specify a size in bytes for the device 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x48}}, 0x0) 18:48:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:58 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$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x58, r2, 0x8, 0x70bd26, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private0={0xfc, 0x0, '\x00', 0x1}}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}]}, 0x58}, 0x1, 0x0, 0x0, 0x48841}, 0x0) 18:48:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) ioctl$sock_inet_tcp_SIOCATMARK(r3, 0x8905, &(0x7f00000006c0)) (async) r4 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r4) r5 = socket(0x1a, 0x3, 0x2) (async) r6 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r6) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) (async) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r8) (async) r9 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000400), r0) sendmsg$NLBL_CIPSOV4_C_REMOVE(r8, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000440)={&(0x7f0000000740)={0x26c, r9, 0x0, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x74, 0x8, 0x0, 0x1, [{0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x38}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x89}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xcb}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4c68afb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xfb}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2ca1aa33}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x75360288}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe3}]}, {0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x51802386}]}, {0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x487f331}]}]}, @NLBL_CIPSOV4_A_MLSCATLST={0x64, 0xc, 0x0, 0x1, [{0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x15cbd12e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6ab5f016}]}, {0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbd2a}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x76c1b872}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x606b}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7428}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3362}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x256d6d4f}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbf9b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4e4ad9bd}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8df1}]}]}, @NLBL_CIPSOV4_A_TAGLST={0xc, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_MLSCATLST={0x16c, 0xc, 0x0, 0x1, [{0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1a2aaf63}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4432}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2a0c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe085}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4103cca8}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x42d8}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x43b1917f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x53dcc7a4}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x12356f8e}]}, {0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4b1e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3a69}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6d8836ef}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x64c2c9ac}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xf12e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xd52f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x433227d9}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfda5}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x78a1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x28f4d9ff}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x63f4}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x642b}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1004}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xf2759fc}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x5c9666f7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x32f5}]}, {0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3e75d1e2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x149c}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x580fdf03}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xad53d1c}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe971}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x287ffbee}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x8fc914a}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x94e3}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3821b818}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x9d06}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x12b4e5a9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x49c554d3}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x794c002a}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x25fe4b27}]}, {0x4}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x28f6}]}]}]}, 0x26c}, 0x1, 0x0, 0x0, 0xa9ee383adbd372b2}, 0x40) (async) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) (async) r11 = syz_genetlink_get_family_id$fou(&(0x7f0000000500), 0xffffffffffffffff) (async) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000b80)={0xffffffffffffffff, 0xe0, &(0x7f0000000a80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, &(0x7f0000000540)=[0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x4, 0x3, &(0x7f0000000580)=[0x0, 0x0, 0x0, 0x0], &(0x7f00000005c0)=[0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000600)=[{}, {}, {}], 0x18, 0x10, &(0x7f0000000640), &(0x7f0000000a00), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000a40)}}, 0x10) sendmsg$FOU_CMD_DEL(r10, &(0x7f0000000c40)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000c00)={&(0x7f0000000bc0)={0x24, r11, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@FOU_ATTR_PORT={0x6, 0x1, 0x4e20}, @FOU_ATTR_IFINDEX={0x8, 0xb, r12}]}, 0x24}, 0x1, 0x0, 0x0, 0x40000}, 0x48001) (async) ioctl$sock_inet_tcp_SIOCATMARK(r10, 0x8905, &(0x7f00000006c0)) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000240)={0xc4, 0x0, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000001}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r10}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x23dd}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0xc4}, 0x1, 0x0, 0x0, 0x41}, 0x80) (async) r13 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000340)='/proc/zoneinfo\x00', 0x0, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r13, 0x6, 0xd, &(0x7f0000000380)='veno\x00', 0x5) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:48:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x0, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x48}}, 0x0) [ 3122.394241] nbd: must specify a size in bytes for the device 18:48:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_LISTALL(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0x37, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @empty}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @loopback}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x25}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast1}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x40000801) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:48:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x0, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:48:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(0x0, r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x0, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x48}}, 0x0) [ 3122.485579] nbd: must specify a size in bytes for the device 18:48:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x0, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:48:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_LISTALL(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0x37, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @empty}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @loopback}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x25}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast1}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x40000801) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_MGMT_C_LISTALL(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0x37, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @empty}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @loopback}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x25}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast1}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x40000801) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) 18:48:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) ioctl$sock_inet_tcp_SIOCATMARK(r3, 0x8905, &(0x7f00000006c0)) r4 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r4) (async) r5 = socket(0x1a, 0x3, 0x2) (async) r6 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r6) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) (async) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r8) r9 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000400), r0) sendmsg$NLBL_CIPSOV4_C_REMOVE(r8, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000440)={&(0x7f0000000740)={0x26c, r9, 0x0, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x74, 0x8, 0x0, 0x1, [{0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x38}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x89}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xcb}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4c68afb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xfb}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2ca1aa33}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x75360288}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe3}]}, {0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x51802386}]}, {0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x487f331}]}]}, @NLBL_CIPSOV4_A_MLSCATLST={0x64, 0xc, 0x0, 0x1, [{0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x15cbd12e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6ab5f016}]}, {0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbd2a}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x76c1b872}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x606b}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7428}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3362}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x256d6d4f}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbf9b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4e4ad9bd}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8df1}]}]}, @NLBL_CIPSOV4_A_TAGLST={0xc, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_MLSCATLST={0x16c, 0xc, 0x0, 0x1, [{0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1a2aaf63}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4432}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2a0c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe085}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4103cca8}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x42d8}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x43b1917f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x53dcc7a4}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x12356f8e}]}, {0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4b1e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3a69}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6d8836ef}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x64c2c9ac}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xf12e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xd52f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x433227d9}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfda5}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x78a1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x28f4d9ff}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x63f4}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x642b}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1004}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xf2759fc}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x5c9666f7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x32f5}]}, {0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3e75d1e2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x149c}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x580fdf03}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xad53d1c}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe971}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x287ffbee}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x8fc914a}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x94e3}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3821b818}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x9d06}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x12b4e5a9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x49c554d3}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x794c002a}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x25fe4b27}]}, {0x4}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x28f6}]}]}]}, 0x26c}, 0x1, 0x0, 0x0, 0xa9ee383adbd372b2}, 0x40) (async) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) r11 = syz_genetlink_get_family_id$fou(&(0x7f0000000500), 0xffffffffffffffff) (async) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000b80)={0xffffffffffffffff, 0xe0, &(0x7f0000000a80)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, &(0x7f0000000540)=[0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x4, 0x3, &(0x7f0000000580)=[0x0, 0x0, 0x0, 0x0], &(0x7f00000005c0)=[0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000600)=[{}, {}, {}], 0x18, 0x10, &(0x7f0000000640), &(0x7f0000000a00), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000a40)}}, 0x10) sendmsg$FOU_CMD_DEL(r10, &(0x7f0000000c40)={&(0x7f00000004c0)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000c00)={&(0x7f0000000bc0)={0x24, r11, 0x100, 0x70bd2c, 0x25dfdbff, {}, [@FOU_ATTR_PORT={0x6, 0x1, 0x4e20}, @FOU_ATTR_IFINDEX={0x8, 0xb, r12}]}, 0x24}, 0x1, 0x0, 0x0, 0x40000}, 0x48001) (async) ioctl$sock_inet_tcp_SIOCATMARK(r10, 0x8905, &(0x7f00000006c0)) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000240)={0xc4, 0x0, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000001}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r10}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x23dd}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0xc4}, 0x1, 0x0, 0x0, 0x41}, 0x80) (async) r13 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000340)='/proc/zoneinfo\x00', 0x0, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r13, 0x6, 0xd, &(0x7f0000000380)='veno\x00', 0x5) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}]}, 0x40}}, 0x0) 18:48:58 executing program 4: 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$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(0x0, r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}]}, 0x40}}, 0x0) 18:48:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_LISTALL(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0x37, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @empty}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @loopback}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x25}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast1}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x40000801) (async) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:48:58 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(0x0, r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}]}, 0x40}}, 0x0) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}]}, 0x40}}, 0x0) 18:48:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x8}]}, 0x50}}, 0x0) 18:48:58 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="54ffdfe7", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}]}, 0x40}}, 0x0) 18:48:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}]}, 0x40}}, 0x0) 18:48:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x8}]}, 0x50}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x8}]}, 0x50}}, 0x0) (async) 18:48:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, 0x0, 0x0) 18:48:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="54ffdfe7", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="54ffdfe7", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) (async) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x34}}, 0x0) 18:48:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x8}]}, 0x50}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)={0x50, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x8}]}, 0x50}}, 0x0) (async) 18:48:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, 0x0, 0x0) 18:48:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x40}}, 0x0) 18:48:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="54ffdfe7", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x34}}, 0x0) 18:48:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, 0x0, 0x0) 18:48:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x34}}, 0x0) 18:48:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x40}}, 0x0) 18:48:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000240)={0x120, 0x0, 0x200, 0x70bd26, 0x25dfdbff, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0xffffffffffffffff}, @NLBL_CIPSOV4_A_MLSLVLLST={0x104, 0x8, 0x0, 0x1, [{0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x455d09e}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x71207de0}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x4c}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x196d762}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x24859586}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x28f0d90b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xca}]}, {0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x9d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x51419faf}]}, {0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd5}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xaf}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x63af8e53}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x2a}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0xd3ae7c4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x69b4594c}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf9}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x90}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6a3a8737}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7c}]}, {0x4}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x51}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa7}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x504c8906}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6bfb5ff2}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3a24b29e}]}, {0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x51}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x771e69b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x5c}]}]}]}, 0x120}, 0x1, 0x0, 0x0, 0x800}, 0x20000080) 18:48:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:58 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_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) sendmsg$NLBL_CIPSOV4_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r3, 0x328, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}]}, 0x48}}, 0x44) r11 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r11, @ANYBLOB="0100000000000000000200000000000e0001004e4c424c5f4d2054000000ba5214000500ff01000000000000000000000000f98a000108000700ac1475abe2bda44ac07127b43a6355ed7d2573853622c97d677d0000000000000000"], 0x48}}, 0x0) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x38}}, 0x0) 18:48:58 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$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x38}}, 0x0) 18:48:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x40}}, 0x0) [ 3122.963663] nbd: must specify at least one socket 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x38}}, 0x0) 18:48:58 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$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) 18:48:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000240)={0x120, 0x0, 0x200, 0x70bd26, 0x25dfdbff, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0xffffffffffffffff}, @NLBL_CIPSOV4_A_MLSLVLLST={0x104, 0x8, 0x0, 0x1, [{0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x455d09e}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x71207de0}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x4c}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x196d762}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x24859586}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x28f0d90b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xca}]}, {0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x9d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x51419faf}]}, {0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd5}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xaf}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x63af8e53}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x2a}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0xd3ae7c4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x69b4594c}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf9}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x90}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6a3a8737}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7c}]}, {0x4}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x51}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa7}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x504c8906}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6bfb5ff2}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3a24b29e}]}, {0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x51}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x771e69b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x5c}]}]}]}, 0x120}, 0x1, 0x0, 0x0, 0x800}, 0x20000080) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) (async) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000240)={0x120, 0x0, 0x200, 0x70bd26, 0x25dfdbff, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0xffffffffffffffff}, @NLBL_CIPSOV4_A_MLSLVLLST={0x104, 0x8, 0x0, 0x1, [{0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x455d09e}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x71207de0}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x4c}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x196d762}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x24859586}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x28f0d90b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xca}]}, {0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x9d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x51419faf}]}, {0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd5}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xaf}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x63af8e53}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x2a}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0xd3ae7c4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x69b4594c}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf9}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x90}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6a3a8737}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7c}]}, {0x4}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x51}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa7}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x504c8906}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6bfb5ff2}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3a24b29e}]}, {0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x51}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x771e69b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x5c}]}]}]}, 0x120}, 0x1, 0x0, 0x0, 0x800}, 0x20000080) (async) 18:48:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x44}}, 0x0) 18:48:58 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_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) sendmsg$NLBL_CIPSOV4_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r3, 0x328, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}]}, 0x48}}, 0x44) r11 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r11, @ANYBLOB="0100000000000000000200000000000e0001004e4c424c5f4d2054000000ba5214000500ff01000000000000000000000000f98a000108000700ac1475abe2bda44ac07127b43a6355ed7d2573853622c97d677d0000000000000000"], 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) (async) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)) (async) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)) (async) socket(0x1d, 0x4, 0x4a) (async) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) (async) openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) (async) sendmsg$NLBL_CIPSOV4_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r3, 0x328, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}]}, 0x48}}, 0x44) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) (async) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r11, @ANYBLOB="0100000000000000000200000000000e0001004e4c424c5f4d2054000000ba5214000500ff01000000000000000000000000f98a000108000700ac1475abe2bda44ac07127b43a6355ed7d2573853622c97d677d0000000000000000"], 0x48}}, 0x0) (async) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x40}}, 0x0) 18:48:58 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$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, 0x0}, 0x0) 18:48:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x44}}, 0x0) 18:48:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x40}}, 0x0) 18:48:58 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$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 18:48:58 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) [ 3123.141623] nbd: must specify at least one socket 18:48:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) (async) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000240)={0x120, 0x0, 0x200, 0x70bd26, 0x25dfdbff, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0xffffffffffffffff}, @NLBL_CIPSOV4_A_MLSLVLLST={0x104, 0x8, 0x0, 0x1, [{0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x455d09e}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x71207de0}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x4c}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x196d762}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x24859586}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x28f0d90b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xca}]}, {0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x9d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x51419faf}]}, {0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd5}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xaf}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x63af8e53}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x2a}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0xd3ae7c4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x69b4594c}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf9}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x90}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6a3a8737}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7c}]}, {0x4}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x51}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa7}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x504c8906}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6bfb5ff2}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3a24b29e}]}, {0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x51}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x771e69b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x5c}]}]}]}, 0x120}, 0x1, 0x0, 0x0, 0x800}, 0x20000080) 18:48:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x44}}, 0x0) 18:48:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}]}, 0x40}}, 0x0) 18:48:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) (async) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) (async, rerun: 64) r9 = socket(0x1d, 0x4, 0x4a) (rerun: 64) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) (async, rerun: 64) sendmsg$NLBL_CIPSOV4_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r3, 0x328, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}]}, 0x48}}, 0x44) (async, rerun: 64) r11 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r11, @ANYBLOB="0100000000000000000200000000000e0001004e4c424c5f4d2054000000ba5214000500ff01000000000000000000000000f98a000108000700ac1475abe2bda44ac07127b43a6355ed7d2573853622c97d677d0000000000000000"], 0x48}}, 0x0) 18:48:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 18:48:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x4c}}, 0x0) 18:48:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x44}}, 0x0) 18:48:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={0x0}}, 0x0) 18:48:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd2d, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private2={0xfc, 0x2, '\x00', 0x1}}]}, 0x4c}}, 0x0) 18:48:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x4c}}, 0x0) 18:48:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd2d, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private2={0xfc, 0x2, '\x00', 0x1}}]}, 0x4c}}, 0x0) 18:48:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) [ 3123.923147] nbd: nbd3 already in use [ 3123.965364] nbd: nbd3 already in use [ 3124.004464] nbd: nbd3 already in use [ 3124.045356] nbd: nbd3 already in use [ 3124.098424] nbd: nbd3 already in use [ 3124.135497] nbd: nbd3 already in use [ 3124.173734] nbd: nbd3 already in use [ 3124.178966] nbd: nbd3 already in use [ 3124.182848] nbd: nbd3 already in use 18:48:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:48:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) sendmsg$NLBL_CIPSOV4_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r3, 0x328, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}]}, 0x48}}, 0x44) r11 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r11, @ANYBLOB="0100000000000000000200000000000e0001004e4c424c5f4d2054000000ba5214000500ff01000000000000000000000000f98a000108000700ac1475abe2bda44ac07127b43a6355ed7d2573853622c97d677d0000000000000000"], 0x48}}, 0x0) 18:48:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x4c}}, 0x0) 18:48:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd2d, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private2={0xfc, 0x2, '\x00', 0x1}}]}, 0x4c}}, 0x0) 18:48:59 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:48:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000080), r1) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) sendmsg$NLBL_MGMT_C_LISTALL(r4, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x64, 0x0, 0x4, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x1b}}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x6}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x15}]}, 0x64}, 0x1, 0x0, 0x0, 0x4040040}, 0x20000000) sendmsg$NLBL_CIPSOV4_C_LIST(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0xbc, r3, 0x800, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_MLSLVLLST={0x88, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0xe5ab1ad}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x32f8d37}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x40ff5481}]}, {0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x81}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8a9afcb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x68}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x42017178}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x395ff150}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x35}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x15}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x30}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x286bb12d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d4cecf}]}]}, @NLBL_CIPSOV4_A_DOI={0x8}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x6dad413267f60f85}]}, 0xbc}, 0x1, 0x0, 0x0, 0x4880}, 0x40001) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x28, r2, 0x800, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}]}, 0x28}, 0x1, 0x0, 0x0, 0x1}, 0x8001) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000080), r1) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) sendmsg$NLBL_MGMT_C_LISTALL(r4, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x64, 0x0, 0x4, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x1b}}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x6}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x15}]}, 0x64}, 0x1, 0x0, 0x0, 0x4040040}, 0x20000000) sendmsg$NLBL_CIPSOV4_C_LIST(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0xbc, r3, 0x800, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_MLSLVLLST={0x88, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0xe5ab1ad}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x32f8d37}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x40ff5481}]}, {0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x81}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8a9afcb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x68}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x42017178}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x395ff150}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x35}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x15}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x30}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x286bb12d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d4cecf}]}]}, @NLBL_CIPSOV4_A_DOI={0x8}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x6dad413267f60f85}]}, 0xbc}, 0x1, 0x0, 0x0, 0x4880}, 0x40001) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x28, r2, 0x800, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}]}, 0x28}, 0x1, 0x0, 0x0, 0x1}, 0x8001) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000080), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) (async) sendmsg$NLBL_MGMT_C_LISTALL(r4, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x64, 0x0, 0x4, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x1b}}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x6}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x15}]}, 0x64}, 0x1, 0x0, 0x0, 0x4040040}, 0x20000000) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0xbc, r3, 0x800, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_MLSLVLLST={0x88, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0xe5ab1ad}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x32f8d37}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x40ff5481}]}, {0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x81}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8a9afcb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x68}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x42017178}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x395ff150}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x35}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x15}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x30}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x286bb12d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d4cecf}]}]}, @NLBL_CIPSOV4_A_DOI={0x8}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x6dad413267f60f85}]}, 0xbc}, 0x1, 0x0, 0x0, 0x4880}, 0x40001) (async) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x28, r2, 0x800, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}]}, 0x28}, 0x1, 0x0, 0x0, 0x1}, 0x8001) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) 18:49:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) [ 3124.303087] nbd: must specify at least one socket 18:49:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r4, 0x4, 0x70bd28, 0x25dfdbfc, {}, [@NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x3}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @remote}]}, 0x38}, 0x1, 0x0, 0x0, 0x40000}, 0x4) 18:49:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00040001000000000000000c0003000000000000000080"], 0x84}}, 0x0) 18:49:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000080), r1) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) sendmsg$NLBL_MGMT_C_LISTALL(r4, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x64, 0x0, 0x4, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x1b}}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x6}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x15}]}, 0x64}, 0x1, 0x0, 0x0, 0x4040040}, 0x20000000) sendmsg$NLBL_CIPSOV4_C_LIST(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0xbc, r3, 0x800, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_MLSLVLLST={0x88, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0xe5ab1ad}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x32f8d37}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x40ff5481}]}, {0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x81}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8a9afcb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x68}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x42017178}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x395ff150}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x35}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x15}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x30}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x286bb12d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d4cecf}]}]}, @NLBL_CIPSOV4_A_DOI={0x8}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x6dad413267f60f85}]}, 0xbc}, 0x1, 0x0, 0x0, 0x4880}, 0x40001) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x28, r2, 0x800, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}]}, 0x28}, 0x1, 0x0, 0x0, 0x1}, 0x8001) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000080), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) (async) sendmsg$NLBL_MGMT_C_LISTALL(r4, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x64, 0x0, 0x4, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x1b}}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x6}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x15}]}, 0x64}, 0x1, 0x0, 0x0, 0x4040040}, 0x20000000) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0xbc, r3, 0x800, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_MLSLVLLST={0x88, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0xe5ab1ad}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x32f8d37}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x40ff5481}]}, {0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x81}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8a9afcb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x68}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x42017178}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x395ff150}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x35}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x15}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x30}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x286bb12d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d4cecf}]}]}, @NLBL_CIPSOV4_A_DOI={0x8}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x6dad413267f60f85}]}, 0xbc}, 0x1, 0x0, 0x0, 0x4880}, 0x40001) (async) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x28, r2, 0x800, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}]}, 0x28}, 0x1, 0x0, 0x0, 0x1}, 0x8001) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) 18:49:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x0, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:49:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 18:49:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) sendmsg$NLBL_CIPSOV4_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r3, 0x328, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}]}, 0x48}}, 0x44) r11 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r11, @ANYBLOB="0100000000000000000200000000000e0001004e4c424c5f4d2054000000ba5214000500ff01000000000000000000000000f98a000108000700ac1475abe2bda44ac07127b43a6355ed7d2573853622c97d677d0000000000000000"], 0x48}}, 0x0) 18:49:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r4, 0x4, 0x70bd28, 0x25dfdbfc, {}, [@NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x3}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @remote}]}, 0x38}, 0x1, 0x0, 0x0, 0x40000}, 0x4) 18:49:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r5 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r5) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) ioctl$sock_inet_tcp_SIOCATMARK(r6, 0x8905, &(0x7f00000006c0)) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0x78, 0x0, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x78}, 0x1, 0x0, 0x0, 0x801}, 0x0) 18:49:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x0, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:49:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 18:49:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r4, 0x4, 0x70bd28, 0x25dfdbfc, {}, [@NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x3}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @remote}]}, 0x38}, 0x1, 0x0, 0x0, 0x40000}, 0x4) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) (async) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r4, 0x4, 0x70bd28, 0x25dfdbfc, {}, [@NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x3}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @remote}]}, 0x38}, 0x1, 0x0, 0x0, 0x40000}, 0x4) (async) 18:49:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x0, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:49:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 18:49:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}]}, 0x40}}, 0x0) [ 3124.506869] nbd: must specify at least one socket 18:49:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) r5 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r5) (async, rerun: 64) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) (rerun: 64) ioctl$sock_inet_tcp_SIOCATMARK(r6, 0x8905, &(0x7f00000006c0)) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0x78, 0x0, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x78}, 0x1, 0x0, 0x0, 0x801}, 0x0) 18:49:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, 0x0}, 0x0) 18:49:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) sendmsg$NLBL_CIPSOV4_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r3, 0x328, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}]}, 0x48}}, 0x44) r11 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r11, @ANYBLOB="0100000000000000000200000000000e0001004e4c424c5f4d2054000000ba5214000500ff01000000000000000000000000f98a000108000700ac1475abe2bda44ac07127b43a6355ed7d2573853622c97d677d0000000000000000"], 0x48}}, 0x0) 18:49:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000280), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x24, r3, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @private=0xa010102}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8004}, 0x48010) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="34000000281342351dc16e03aa8dee356de46a4a3d7931d1f5e9ceae245b2914fbb9dfc5e0e910b3923c1f1d4c12dd81385f85e5dc76676423fa2cf8", @ANYRES16=0x0, @ANYBLOB="020026bd7000ffdbdf250100000006000b00010000000800020004000000080002000500000008000c0002000000"], 0x34}}, 0x6) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="54000000fd65e8f0b842c8d3dd135e717bdfecba1b0394839dc813215ad5feb5db85090000fc040000005d7631", @ANYRES16=r4, @ANYBLOB="da474981010dcdc5d3c571817499d0347314cf9e9a0480dc4fc91666ef361bc8b0568209eef5d981aedc30ada674806f5059b12a8b"], 0x54}}, 0x4000) r5 = syz_open_dev$media(&(0x7f0000000100), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_LINKS(r5, 0xc0287c02, &(0x7f0000000680)={0x80000000, &(0x7f00000005c0)=[{}, {0x80000000}], 0x0}) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r7) sendmsg$NLBL_CIPSOV4_C_LIST(r7, &(0x7f0000001300)={&(0x7f0000001040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000012c0)={&(0x7f0000001080)={0x21c, 0x0, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}, @NLBL_CIPSOV4_A_MLSCATLST={0xcc, 0xc, 0x0, 0x1, [{0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe17d}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xebb4e44}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x5a0e}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7411}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfea1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x37b2e581}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x13148f54}]}, {0x44, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7dfa4eb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7629cb7e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4c0b6e29}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x500131b8}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbaad}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7616}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7f60}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x5b646821}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1336}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x448068c5}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x77d3360}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2b111d1c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe25c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3716}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x16bbab14}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_MLSLVLLST={0x12c, 0x8, 0x0, 0x1, [{0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x98}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x771ef36f}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6aa28ba1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7c7a513b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc2}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4f8deaaa}]}, {0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd7}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x3a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x230909e0}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3d296a0b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x78}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5a4480a9}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x89}]}, {0x4c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd8}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x150d3aef}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x17b6b187}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc3}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x86}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d92a063}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x101}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x67}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x24}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xb4}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x21}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5cee9303}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1f28a615}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x59}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x20474f6b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x2f}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x73}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4eef9eb6}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7447f720}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3e8427bb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa}]}]}]}, 0x21c}}, 0x240000d4) ioctl$MEDIA_IOC_SETUP_LINK(r5, 0xc0347c03, &(0x7f0000000280)={{r6}}) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000008c0)={0x0, 0x5, 0x0, &(0x7f0000000400)=[{}, {}, {}, {}, {}], 0x1, 0x0, &(0x7f0000000600)=[{}], 0xa, 0x0, &(0x7f0000000680)=[{}, {}, {}, {}, {}, {0x0, 0x80000000, 0x0, {0x0}}, {}, {}, {}, {}], 0x6, 0x0, &(0x7f00000007c0)=[{}, {}, {}, {}, {}, {}]}) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f0000000fc0)={0x0, 0x5, 0x0, &(0x7f0000000940)=[{0x80000000}, {}, {}, {}, {}], 0x8, 0x0, &(0x7f0000000b40)=[{}, {}, {}, {}, {}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000ec0)=[{}, {}, {}], 0x3, 0x0, &(0x7f0000000f40)=[{}, {}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(0xffffffffffffffff, 0xc0347c03, &(0x7f0000000140)={{r6, r8, 0x2, [0x2, 0x3]}, {r9, 0x0, 0x5, [0x7, 0x7]}, 0x0, [0x400, 0xfffffffc]}) 18:49:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}]}, 0x40}}, 0x0) 18:49:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 18:49:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, 0x0}, 0x0) 18:49:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000280), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x24, r3, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @private=0xa010102}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8004}, 0x48010) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="34000000281342351dc16e03aa8dee356de46a4a3d7931d1f5e9ceae245b2914fbb9dfc5e0e910b3923c1f1d4c12dd81385f85e5dc76676423fa2cf8", @ANYRES16=0x0, @ANYBLOB="020026bd7000ffdbdf250100000006000b00010000000800020004000000080002000500000008000c0002000000"], 0x34}}, 0x6) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="54000000fd65e8f0b842c8d3dd135e717bdfecba1b0394839dc813215ad5feb5db85090000fc040000005d7631", @ANYRES16=r4, @ANYBLOB="da474981010dcdc5d3c571817499d0347314cf9e9a0480dc4fc91666ef361bc8b0568209eef5d981aedc30ada674806f5059b12a8b"], 0x54}}, 0x4000) r5 = syz_open_dev$media(&(0x7f0000000100), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_LINKS(r5, 0xc0287c02, &(0x7f0000000680)={0x80000000, &(0x7f00000005c0)=[{}, {0x80000000}], 0x0}) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r7) sendmsg$NLBL_CIPSOV4_C_LIST(r7, &(0x7f0000001300)={&(0x7f0000001040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000012c0)={&(0x7f0000001080)={0x21c, 0x0, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}, @NLBL_CIPSOV4_A_MLSCATLST={0xcc, 0xc, 0x0, 0x1, [{0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe17d}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xebb4e44}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x5a0e}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7411}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfea1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x37b2e581}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x13148f54}]}, {0x44, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7dfa4eb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7629cb7e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4c0b6e29}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x500131b8}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbaad}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7616}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7f60}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x5b646821}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1336}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x448068c5}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x77d3360}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2b111d1c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe25c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3716}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x16bbab14}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_MLSLVLLST={0x12c, 0x8, 0x0, 0x1, [{0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x98}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x771ef36f}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6aa28ba1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7c7a513b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc2}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4f8deaaa}]}, {0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd7}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x3a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x230909e0}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3d296a0b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x78}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5a4480a9}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x89}]}, {0x4c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd8}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x150d3aef}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x17b6b187}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc3}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x86}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d92a063}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x101}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x67}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x24}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xb4}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x21}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5cee9303}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1f28a615}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x59}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x20474f6b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x2f}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x73}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4eef9eb6}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7447f720}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3e8427bb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa}]}]}]}, 0x21c}}, 0x240000d4) ioctl$MEDIA_IOC_SETUP_LINK(r5, 0xc0347c03, &(0x7f0000000280)={{r6}}) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000008c0)={0x0, 0x5, 0x0, &(0x7f0000000400)=[{}, {}, {}, {}, {}], 0x1, 0x0, &(0x7f0000000600)=[{}], 0xa, 0x0, &(0x7f0000000680)=[{}, {}, {}, {}, {}, {0x0, 0x80000000, 0x0, {0x0}}, {}, {}, {}, {}], 0x6, 0x0, &(0x7f00000007c0)=[{}, {}, {}, {}, {}, {}]}) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f0000000fc0)={0x0, 0x5, 0x0, &(0x7f0000000940)=[{0x80000000}, {}, {}, {}, {}], 0x8, 0x0, &(0x7f0000000b40)=[{}, {}, {}, {}, {}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000ec0)=[{}, {}, {}], 0x3, 0x0, &(0x7f0000000f40)=[{}, {}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(0xffffffffffffffff, 0xc0347c03, &(0x7f0000000140)={{r6, r8, 0x2, [0x2, 0x3]}, {r9, 0x0, 0x5, [0x7, 0x7]}, 0x0, [0x400, 0xfffffffc]}) syz_init_net_socket$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$netlbl_mgmt(&(0x7f0000000280), r1) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x24, r3, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @private=0xa010102}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8004}, 0x48010) (async) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="34000000281342351dc16e03aa8dee356de46a4a3d7931d1f5e9ceae245b2914fbb9dfc5e0e910b3923c1f1d4c12dd81385f85e5dc76676423fa2cf8", @ANYRES16=0x0, @ANYBLOB="020026bd7000ffdbdf250100000006000b00010000000800020004000000080002000500000008000c0002000000"], 0x34}}, 0x6) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="54000000fd65e8f0b842c8d3dd135e717bdfecba1b0394839dc813215ad5feb5db85090000fc040000005d7631", @ANYRES16=r4, @ANYBLOB="da474981010dcdc5d3c571817499d0347314cf9e9a0480dc4fc91666ef361bc8b0568209eef5d981aedc30ada674806f5059b12a8b"], 0x54}}, 0x4000) (async) syz_open_dev$media(&(0x7f0000000100), 0x0, 0x0) (async) ioctl$MEDIA_IOC_ENUM_LINKS(r5, 0xc0287c02, &(0x7f0000000680)={0x80000000, &(0x7f00000005c0), 0x0}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r7) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r7, &(0x7f0000001300)={&(0x7f0000001040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000012c0)={&(0x7f0000001080)={0x21c, 0x0, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}, @NLBL_CIPSOV4_A_MLSCATLST={0xcc, 0xc, 0x0, 0x1, [{0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe17d}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xebb4e44}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x5a0e}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7411}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfea1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x37b2e581}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x13148f54}]}, {0x44, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7dfa4eb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7629cb7e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4c0b6e29}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x500131b8}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbaad}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7616}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7f60}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x5b646821}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1336}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x448068c5}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x77d3360}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2b111d1c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe25c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3716}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x16bbab14}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_MLSLVLLST={0x12c, 0x8, 0x0, 0x1, [{0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x98}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x771ef36f}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6aa28ba1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7c7a513b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc2}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4f8deaaa}]}, {0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd7}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x3a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x230909e0}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3d296a0b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x78}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5a4480a9}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x89}]}, {0x4c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd8}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x150d3aef}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x17b6b187}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc3}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x86}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d92a063}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x101}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x67}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x24}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xb4}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x21}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5cee9303}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1f28a615}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x59}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x20474f6b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x2f}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x73}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4eef9eb6}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7447f720}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3e8427bb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa}]}]}]}, 0x21c}}, 0x240000d4) (async) ioctl$MEDIA_IOC_SETUP_LINK(r5, 0xc0347c03, &(0x7f0000000280)={{r6}}) (async) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000008c0)={0x0, 0x5, 0x0, &(0x7f0000000400)=[{}, {}, {}, {}, {}], 0x1, 0x0, &(0x7f0000000600)=[{}], 0xa, 0x0, &(0x7f0000000680)=[{}, {}, {}, {}, {}, {}, {}, {}, {}, {}], 0x6, 0x0, &(0x7f00000007c0)=[{}, {}, {}, {}, {}, {}]}) (async) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f0000000fc0)={0x0, 0x5, 0x0, &(0x7f0000000940)=[{}, {}, {}, {}, {}], 0x8, 0x0, &(0x7f0000000b40)=[{}, {}, {}, {}, {}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000ec0)=[{}, {}, {}], 0x3, 0x0, &(0x7f0000000f40)=[{}, {}, {}]}) (async) ioctl$MEDIA_IOC_SETUP_LINK(0xffffffffffffffff, 0xc0347c03, &(0x7f0000000140)={{r6, r8, 0x2, [0x2, 0x3]}, {r9, 0x0, 0x5, [0x7, 0x7]}, 0x0, [0x400, 0xfffffffc]}) (async) 18:49:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}]}, 0x40}}, 0x0) [ 3124.716043] nbd: must specify at least one socket 18:49:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000280), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x24, r3, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @private=0xa010102}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8004}, 0x48010) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="34000000281342351dc16e03aa8dee356de46a4a3d7931d1f5e9ceae245b2914fbb9dfc5e0e910b3923c1f1d4c12dd81385f85e5dc76676423fa2cf8", @ANYRES16=0x0, @ANYBLOB="020026bd7000ffdbdf250100000006000b00010000000800020004000000080002000500000008000c0002000000"], 0x34}}, 0x6) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="54000000fd65e8f0b842c8d3dd135e717bdfecba1b0394839dc813215ad5feb5db85090000fc040000005d7631", @ANYRES16=r4, @ANYBLOB="da474981010dcdc5d3c571817499d0347314cf9e9a0480dc4fc91666ef361bc8b0568209eef5d981aedc30ada674806f5059b12a8b"], 0x54}}, 0x4000) r5 = syz_open_dev$media(&(0x7f0000000100), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_LINKS(r5, 0xc0287c02, &(0x7f0000000680)={0x80000000, &(0x7f00000005c0)=[{}, {0x80000000}], 0x0}) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r7) sendmsg$NLBL_CIPSOV4_C_LIST(r7, &(0x7f0000001300)={&(0x7f0000001040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000012c0)={&(0x7f0000001080)={0x21c, 0x0, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}, @NLBL_CIPSOV4_A_MLSCATLST={0xcc, 0xc, 0x0, 0x1, [{0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe17d}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xebb4e44}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x5a0e}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7411}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfea1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x37b2e581}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x13148f54}]}, {0x44, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7dfa4eb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7629cb7e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4c0b6e29}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x500131b8}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbaad}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7616}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7f60}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x5b646821}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1336}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x448068c5}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x77d3360}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2b111d1c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe25c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3716}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x16bbab14}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_MLSLVLLST={0x12c, 0x8, 0x0, 0x1, [{0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x98}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x771ef36f}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6aa28ba1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7c7a513b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc2}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4f8deaaa}]}, {0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd7}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x3a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x230909e0}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3d296a0b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x78}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5a4480a9}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x89}]}, {0x4c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd8}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x150d3aef}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x17b6b187}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc3}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x86}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d92a063}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x101}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x67}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x24}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xb4}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x21}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5cee9303}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1f28a615}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x59}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x20474f6b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x2f}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x73}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4eef9eb6}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7447f720}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3e8427bb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa}]}]}]}, 0x21c}}, 0x240000d4) ioctl$MEDIA_IOC_SETUP_LINK(r5, 0xc0347c03, &(0x7f0000000280)={{r6}}) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000008c0)={0x0, 0x5, 0x0, &(0x7f0000000400)=[{}, {}, {}, {}, {}], 0x1, 0x0, &(0x7f0000000600)=[{}], 0xa, 0x0, &(0x7f0000000680)=[{}, {}, {}, {}, {}, {0x0, 0x80000000, 0x0, {0x0}}, {}, {}, {}, {}], 0x6, 0x0, &(0x7f00000007c0)=[{}, {}, {}, {}, {}, {}]}) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f0000000fc0)={0x0, 0x5, 0x0, &(0x7f0000000940)=[{0x80000000}, {}, {}, {}, {}], 0x8, 0x0, &(0x7f0000000b40)=[{}, {}, {}, {}, {}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000ec0)=[{}, {}, {}], 0x3, 0x0, &(0x7f0000000f40)=[{}, {}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(0xffffffffffffffff, 0xc0347c03, &(0x7f0000000140)={{r6, r8, 0x2, [0x2, 0x3]}, {r9, 0x0, 0x5, [0x7, 0x7]}, 0x0, [0x400, 0xfffffffc]}) 18:49:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, 0x0}, 0x0) 18:49:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={0x0, 0x84}}, 0x0) 18:49:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) r5 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r5) (async) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) ioctl$sock_inet_tcp_SIOCATMARK(r6, 0x8905, &(0x7f00000006c0)) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0x78, 0x0, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x78}, 0x1, 0x0, 0x0, 0x801}, 0x0) 18:49:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, 0x0}, 0x0) 18:49:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x40}}, 0x0) 18:49:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) sendmsg$NLBL_CIPSOV4_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r3, 0x328, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}]}, 0x48}}, 0x44) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) 18:49:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000280), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x24, r3, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @private=0xa010102}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}]}, 0x24}, 0x1, 0x0, 0x0, 0x8004}, 0x48010) (async) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="34000000281342351dc16e03aa8dee356de46a4a3d7931d1f5e9ceae245b2914fbb9dfc5e0e910b3923c1f1d4c12dd81385f85e5dc76676423fa2cf8", @ANYRES16=0x0, @ANYBLOB="020026bd7000ffdbdf250100000006000b00010000000800020004000000080002000500000008000c0002000000"], 0x34}}, 0x6) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)=ANY=[@ANYBLOB="54000000fd65e8f0b842c8d3dd135e717bdfecba1b0394839dc813215ad5feb5db85090000fc040000005d7631", @ANYRES16=r4, @ANYBLOB="da474981010dcdc5d3c571817499d0347314cf9e9a0480dc4fc91666ef361bc8b0568209eef5d981aedc30ada674806f5059b12a8b"], 0x54}}, 0x4000) (async) r5 = syz_open_dev$media(&(0x7f0000000100), 0x0, 0x0) ioctl$MEDIA_IOC_ENUM_LINKS(r5, 0xc0287c02, &(0x7f0000000680)={0x80000000, &(0x7f00000005c0)=[{}, {0x80000000}], 0x0}) (async, rerun: 32) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r7) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r7, &(0x7f0000001300)={&(0x7f0000001040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000012c0)={&(0x7f0000001080)={0x21c, 0x0, 0x200, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}, @NLBL_CIPSOV4_A_MLSCATLST={0xcc, 0xc, 0x0, 0x1, [{0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe17d}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xebb4e44}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x5a0e}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7411}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfea1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x37b2e581}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x13148f54}]}, {0x44, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7dfa4eb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7629cb7e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4c0b6e29}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x500131b8}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbaad}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7616}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7f60}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x5b646821}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1336}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x448068c5}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x77d3360}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2b111d1c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe25c}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3716}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x16bbab14}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_MLSLVLLST={0x12c, 0x8, 0x0, 0x1, [{0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x98}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x771ef36f}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6aa28ba1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7c7a513b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc2}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4f8deaaa}]}, {0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd7}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x3a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x230909e0}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3d296a0b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x78}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5a4480a9}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x89}]}, {0x4c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd8}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x150d3aef}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x17b6b187}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc3}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x86}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d92a063}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x101}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x67}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x24}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xb4}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x21}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5cee9303}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1f28a615}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x59}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x20474f6b}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x2f}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x73}]}, {0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4eef9eb6}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7447f720}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3e8427bb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa}]}]}]}, 0x21c}}, 0x240000d4) (async) ioctl$MEDIA_IOC_SETUP_LINK(r5, 0xc0347c03, &(0x7f0000000280)={{r6}}) (async) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f00000008c0)={0x0, 0x5, 0x0, &(0x7f0000000400)=[{}, {}, {}, {}, {}], 0x1, 0x0, &(0x7f0000000600)=[{}], 0xa, 0x0, &(0x7f0000000680)=[{}, {}, {}, {}, {}, {0x0, 0x80000000, 0x0, {0x0}}, {}, {}, {}, {}], 0x6, 0x0, &(0x7f00000007c0)=[{}, {}, {}, {}, {}, {}]}) (async) ioctl$MEDIA_IOC_G_TOPOLOGY(0xffffffffffffffff, 0xc0487c04, &(0x7f0000000fc0)={0x0, 0x5, 0x0, &(0x7f0000000940)=[{0x80000000}, {}, {}, {}, {}], 0x8, 0x0, &(0x7f0000000b40)=[{}, {}, {}, {}, {}, {}, {}, {}], 0x3, 0x0, &(0x7f0000000ec0)=[{}, {}, {}], 0x3, 0x0, &(0x7f0000000f40)=[{}, {}, {}]}) ioctl$MEDIA_IOC_SETUP_LINK(0xffffffffffffffff, 0xc0347c03, &(0x7f0000000140)={{r6, r8, 0x2, [0x2, 0x3]}, {r9, 0x0, 0x5, [0x7, 0x7]}, 0x0, [0x400, 0xfffffffc]}) 18:49:00 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={0x0, 0x84}}, 0x0) 18:49:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 18:49:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={0x0, 0x84}}, 0x0) 18:49:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x40}}, 0x0) 18:49:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000080), r1) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) sendmsg$NLBL_MGMT_C_LISTALL(r4, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x64, 0x0, 0x4, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x1b}}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @private0}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x6}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x15}]}, 0x64}, 0x1, 0x0, 0x0, 0x4040040}, 0x20000000) sendmsg$NLBL_CIPSOV4_C_LIST(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000340)={0xbc, r3, 0x800, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_MLSLVLLST={0x88, 0x8, 0x0, 0x1, [{0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0xe5ab1ad}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x32f8d37}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x40ff5481}]}, {0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x81}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8a9afcb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x68}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x42017178}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x395ff150}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x35}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x15}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x30}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x286bb12d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d4cecf}]}]}, @NLBL_CIPSOV4_A_DOI={0x8}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x6dad413267f60f85}]}, 0xbc}, 0x1, 0x0, 0x0, 0x4880}, 0x40001) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000500)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x28, r2, 0x800, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}]}, 0x28}, 0x1, 0x0, 0x0, 0x1}, 0x8001) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) [ 3125.307602] nbd: must specify at least one socket 18:49:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) 18:49:01 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$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB="d089e575d9f126d96f5fee6be7d0dc0ad64514403313f13c4d362d5f49673215551c13b4dd2583c17efa414c07bddad17c74747b5385c6b55ff6ecafed5bae62417b342536be97ddf135f00eb8a4924547c061f0a085dd50cf9b3b7e40bea5b5aab7b998b280b7340ebedc9b28c039d4a563da13769c6b9470cc81", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) 18:49:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) sendmsg$NLBL_CIPSOV4_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r3, 0x328, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}]}, 0x48}}, 0x44) 18:49:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32], 0x84}}, 0x0) 18:49:01 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$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB="d089e575d9f126d96f5fee6be7d0dc0ad64514403313f13c4d362d5f49673215551c13b4dd2583c17efa414c07bddad17c74747b5385c6b55ff6ecafed5bae62417b342536be97ddf135f00eb8a4924547c061f0a085dd50cf9b3b7e40bea5b5aab7b998b280b7340ebedc9b28c039d4a563da13769c6b9470cc81", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB="d089e575d9f126d96f5fee6be7d0dc0ad64514403313f13c4d362d5f49673215551c13b4dd2583c17efa414c07bddad17c74747b5385c6b55ff6ecafed5bae62417b342536be97ddf135f00eb8a4924547c061f0a085dd50cf9b3b7e40bea5b5aab7b998b280b7340ebedc9b28c039d4a563da13769c6b9470cc81", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) (async) 18:49:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x40}}, 0x0) 18:49:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) sendmsg$NLBL_CIPSOV4_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r3, 0x328, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}]}, 0x48}}, 0x44) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) 18:49:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) 18:49:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100"], 0x84}}, 0x0) [ 3125.467713] nbd: must specify at least one socket [ 3125.486723] nbd: must specify at least one socket 18:49:01 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$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB="d089e575d9f126d96f5fee6be7d0dc0ad64514403313f13c4d362d5f49673215551c13b4dd2583c17efa414c07bddad17c74747b5385c6b55ff6ecafed5bae62417b342536be97ddf135f00eb8a4924547c061f0a085dd50cf9b3b7e40bea5b5aab7b998b280b7340ebedc9b28c039d4a563da13769c6b9470cc81", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB="d089e575d9f126d96f5fee6be7d0dc0ad64514403313f13c4d362d5f49673215551c13b4dd2583c17efa414c07bddad17c74747b5385c6b55ff6ecafed5bae62417b342536be97ddf135f00eb8a4924547c061f0a085dd50cf9b3b7e40bea5b5aab7b998b280b7340ebedc9b28c039d4a563da13769c6b9470cc81", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) (async) 18:49:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x44}}, 0x0) 18:49:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async, rerun: 32) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) 18:49:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32], 0x84}}, 0x0) 18:49:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) sendmsg$NLBL_CIPSOV4_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r3, 0x328, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}]}, 0x48}}, 0x44) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) 18:49:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100"], 0x84}}, 0x0) 18:49:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x44}}, 0x0) [ 3125.635109] nbd: must specify at least one socket 18:49:01 executing program 3: r0 = syz_init_net_socket$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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000580)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f00000005c0)=ANY=[@ANYBLOB="7585cd37", @ANYRES16=0x0, @ANYBLOB="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"], 0xfc}, 0x1, 0x0, 0x0, 0x4000}, 0x4000000) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)={0x198, r5, 0x2, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_MLSCATLST={0x10c, 0xc, 0x0, 0x1, [{0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7435}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2c6279b2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4657}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x73d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x683c732f}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xef6d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3cf2}]}, {0x54, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa1e1}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe976}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x78daa169}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8883}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x31f4}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7ce489c7}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x166c125b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x11df88ef}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x5563}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3a85c905}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7026}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4409}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x773e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x6dc7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb307}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2d32}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3a7a0a5f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2f9d0d70}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7376510e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1ca9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7140c43f}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7e07f660}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_TAGLST={0x14, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x3}, {0x5, 0x3, 0x1}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_TAGLST={0x44, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x4}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x2}]}]}, 0x198}, 0x1, 0x0, 0x0, 0x800}, 0x40) r6 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r6, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100", @ANYRES32], 0x84}}, 0x0) 18:49:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x88, 0x0, 0x400, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_TAGLST={0x2c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}]}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5}, {0x5, 0x3, 0x5}, {0x5}, {0x5, 0x3, 0x6}]}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x7}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5}]}]}, 0x88}, 0x1, 0x0, 0x0, 0x4840}, 0x4000) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) [ 3125.660941] nbd: must specify at least one socket 18:49:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x44}}, 0x0) 18:49:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:01 executing program 3: r0 = syz_init_net_socket$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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r5, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000580)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f00000005c0)=ANY=[@ANYBLOB="7585cd37", @ANYRES16=0x0, @ANYBLOB="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"], 0xfc}, 0x1, 0x0, 0x0, 0x4000}, 0x4000000) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)={0x198, r5, 0x2, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_MLSCATLST={0x10c, 0xc, 0x0, 0x1, [{0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7435}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2c6279b2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4657}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x73d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x683c732f}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xef6d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3cf2}]}, {0x54, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa1e1}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe976}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x78daa169}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8883}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x31f4}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7ce489c7}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x166c125b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x11df88ef}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x5563}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3a85c905}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7026}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4409}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x773e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x6dc7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb307}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2d32}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3a7a0a5f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2f9d0d70}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7376510e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1ca9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7140c43f}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7e07f660}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_TAGLST={0x14, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x3}, {0x5, 0x3, 0x1}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_TAGLST={0x44, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x4}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x2}]}]}, 0x198}, 0x1, 0x0, 0x0, 0x800}, 0x40) r6 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r6, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) (async) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r5, 0x1}, 0x14}}, 0x0) (async) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000580)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f00000005c0)=ANY=[@ANYBLOB="7585cd37", @ANYRES16=0x0, @ANYBLOB="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"], 0xfc}, 0x1, 0x0, 0x0, 0x4000}, 0x4000000) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)={0x198, r5, 0x2, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_MLSCATLST={0x10c, 0xc, 0x0, 0x1, [{0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7435}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2c6279b2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4657}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x73d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x683c732f}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xef6d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3cf2}]}, {0x54, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa1e1}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe976}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x78daa169}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8883}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x31f4}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7ce489c7}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x166c125b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x11df88ef}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x5563}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3a85c905}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7026}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4409}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x773e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x6dc7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb307}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2d32}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3a7a0a5f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2f9d0d70}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7376510e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1ca9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7140c43f}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7e07f660}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_TAGLST={0x14, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x3}, {0x5, 0x3, 0x1}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_TAGLST={0x44, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x4}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x2}]}]}, 0x198}, 0x1, 0x0, 0x0, 0x800}, 0x40) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r6, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) 18:49:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32, @ANYBLOB="08000100"], 0x84}}, 0x0) 18:49:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x4c}}, 0x0) 18:49:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x88, 0x0, 0x400, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_TAGLST={0x2c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}]}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5}, {0x5, 0x3, 0x5}, {0x5}, {0x5, 0x3, 0x6}]}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x7}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5}]}]}, 0x88}, 0x1, 0x0, 0x0, 0x4840}, 0x4000) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32], 0x84}}, 0x0) 18:49:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) sendmsg$NLBL_CIPSOV4_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r3, 0x328, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}]}, 0x48}}, 0x44) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) 18:49:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x4c}}, 0x0) [ 3125.826742] nbd: must specify at least one socket 18:49:01 executing program 3: r0 = syz_init_net_socket$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) (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$netlbl_cipso(&(0x7f0000000800), r4) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r5, 0x1}, 0x14}}, 0x0) (async) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000580)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f00000005c0)=ANY=[@ANYBLOB="7585cd37", @ANYRES16=0x0, @ANYBLOB="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"], 0xfc}, 0x1, 0x0, 0x0, 0x4000}, 0x4000000) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)={0x198, r5, 0x2, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_MLSCATLST={0x10c, 0xc, 0x0, 0x1, [{0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7435}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2c6279b2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4657}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x73d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x683c732f}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xef6d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3cf2}]}, {0x54, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa1e1}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe976}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x78daa169}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8883}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x31f4}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7ce489c7}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x166c125b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x11df88ef}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x5563}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3a85c905}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7026}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4409}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x773e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x6dc7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb307}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2d32}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3a7a0a5f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2f9d0d70}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7376510e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1ca9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7140c43f}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7e07f660}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_TAGLST={0x14, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x3}, {0x5, 0x3, 0x1}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_TAGLST={0x44, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x4}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x2}]}]}, 0x198}, 0x1, 0x0, 0x0, 0x800}, 0x40) (async) r6 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r6, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) [ 3125.901363] nla_parse: 227 callbacks suppressed [ 3125.901370] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3125.929298] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3125.937934] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3125.946419] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3125.956438] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3125.965802] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3125.974890] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 18:49:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x4c}}, 0x0) 18:49:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) (async) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x88, 0x0, 0x400, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_TAGLST={0x2c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}]}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5}, {0x5, 0x3, 0x5}, {0x5}, {0x5, 0x3, 0x6}]}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x7}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5}]}]}, 0x88}, 0x1, 0x0, 0x0, 0x4840}, 0x4000) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:01 executing program 3: getsockopt$bt_BT_CHANNEL_POLICY(0xffffffffffffffff, 0x112, 0xa, &(0x7f0000000500)=0x2, &(0x7f0000000540)=0x4) 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(&(0x7f0000000100), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000004c0), r4) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="010000ac1414aa0000000000007d00f5ff0000000000"], 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_LISTALL(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="00022cbd7000fddbdf250300000008000800ac1414aa08000700ac1414aa0800040000000000090001005b5b2a7d0000000014000500ff0100000000000000000000000000010800070064010102"], 0x54}, 0x1, 0x0, 0x0, 0x4000010}, 0x4000000) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x20, 0x0, 0x204, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x20008000}, 0x20000000) r7 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000003c0), r2) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x1c, r7, 0x100, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40080}, 0x44800) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2", @ANYRES32], 0x84}}, 0x0) [ 3126.035821] nbd: must specify at least one socket 18:49:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) [ 3126.116855] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3126.134623] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3126.143924] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. 18:49:01 executing program 5: r0 = syz_open_dev$swradio(&(0x7f0000000080), 0x0, 0x2) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r0, 0xd000943e, &(0x7f0000008b00)={0x0, 0x0, "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", "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"}) ioctl$VIDIOC_SUBDEV_S_EDID(r0, 0xc0285629, &(0x7f0000000140)={0x0, 0x401, 0x9a97}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="57dad87f00000000000000ce5cd30100000000000000000008000200050000000e0001004e4c424c5f4d47905400000014000600ff01000000000000000000000000000114000500fc020000000000000000000000000000e4efa69c31c338fb7e464f7b0557ec745a6cac4763263a37fb1e3ae903f373625ce9af2c199f0332e613eb1265aab556e679960fcc9d1c7ab41fc216bad3d1101b3cb1ac2bc92c915e36e23e763fd0d42ee16e01c4d8542c262892397497e89331fad9b438fbf4ed25743fc948d3e6366c3277aba83f4b28845bd9e576d1a11afa2d360c8e798933c0d3f18cbcd76c3fe7a67439d778"], 0x54}}, 0x0) 18:49:01 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="080001007e8ecf41bb61fa614be025c9abfa44242e217c770b0de7b8ddb09e40aefa611058e7ba8f55ad91dbe725897e04da926131031ff20e059340e5235d1ca6abebf7ca8dd6594f18d434d3e564acce41be2b308e42767403ca8b05b4e69c0ebdbe171c8b4ecd34e39ce06c8c00581588346f227dd90bd6a2a9e70ed7c06e36cf6d608af2"], 0x84}}, 0x0) 18:49:01 executing program 3: getsockopt$bt_BT_CHANNEL_POLICY(0xffffffffffffffff, 0x112, 0xa, &(0x7f0000000500)=0x2, &(0x7f0000000540)=0x4) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000004c0), r4) (async) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="010000ac1414aa0000000000007d00f5ff0000000000"], 0x1c}}, 0x0) (async) sendmsg$NLBL_MGMT_C_LISTALL(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="00022cbd7000fddbdf250300000008000800ac1414aa08000700ac1414aa0800040000000000090001005b5b2a7d0000000014000500ff0100000000000000000000000000010800070064010102"], 0x54}, 0x1, 0x0, 0x0, 0x4000010}, 0x4000000) (async) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x20, 0x0, 0x204, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x20008000}, 0x20000000) r7 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000003c0), r2) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x1c, r7, 0x100, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40080}, 0x44800) (async, rerun: 32) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (rerun: 32) [ 3126.206076] nbd: must specify at least one socket 18:49:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) sendmsg$NLBL_CIPSOV4_C_LIST(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x48, r3, 0x328, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}]}, 0x48}}, 0x44) 18:49:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:49:02 executing program 5: r0 = syz_open_dev$swradio(&(0x7f0000000080), 0x0, 0x2) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r0, 0xd000943e, &(0x7f0000008b00)={0x0, 0x0, "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", "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"}) ioctl$VIDIOC_SUBDEV_S_EDID(r0, 0xc0285629, &(0x7f0000000140)={0x0, 0x401, 0x9a97}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="57dad87f00000000000000ce5cd30100000000000000000008000200050000000e0001004e4c424c5f4d47905400000014000600ff01000000000000000000000000000114000500fc020000000000000000000000000000e4efa69c31c338fb7e464f7b0557ec745a6cac4763263a37fb1e3ae903f373625ce9af2c199f0332e613eb1265aab556e679960fcc9d1c7ab41fc216bad3d1101b3cb1ac2bc92c915e36e23e763fd0d42ee16e01c4d8542c262892397497e89331fad9b438fbf4ed25743fc948d3e6366c3277aba83f4b28845bd9e576d1a11afa2d360c8e798933c0d3f18cbcd76c3fe7a67439d778"], 0x54}}, 0x0) 18:49:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32], 0x84}}, 0x0) 18:49:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @remote}}]}, 0x54}}, 0x0) 18:49:02 executing program 3: getsockopt$bt_BT_CHANNEL_POLICY(0xffffffffffffffff, 0x112, 0xa, &(0x7f0000000500)=0x2, &(0x7f0000000540)=0x4) (async) 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(&(0x7f0000000100), r2) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000004c0), r4) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="010000ac1414aa0000000000007d00f5ff0000000000"], 0x1c}}, 0x0) (async) sendmsg$NLBL_MGMT_C_LISTALL(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="00022cbd7000fddbdf250300000008000800ac1414aa08000700ac1414aa0800040000000000090001005b5b2a7d0000000014000500ff0100000000000000000000000000010800070064010102"], 0x54}, 0x1, 0x0, 0x0, 0x4000010}, 0x4000000) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x20, 0x0, 0x204, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x20008000}, 0x20000000) r7 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000003c0), r2) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x1c, r7, 0x100, 0x70bd28, 0x25dfdbfe, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40080}, 0x44800) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:02 executing program 5: r0 = syz_open_dev$swradio(&(0x7f0000000080), 0x0, 0x2) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r0, 0xd000943e, &(0x7f0000008b00)={0x0, 0x0, "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", "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"}) ioctl$VIDIOC_SUBDEV_S_EDID(r0, 0xc0285629, &(0x7f0000000140)={0x0, 0x401, 0x9a97}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="57dad87f00000000000000ce5cd30100000000000000000008000200050000000e0001004e4c424c5f4d47905400000014000600ff01000000000000000000000000000114000500fc020000000000000000000000000000e4efa69c31c338fb7e464f7b0557ec745a6cac4763263a37fb1e3ae903f373625ce9af2c199f0332e613eb1265aab556e679960fcc9d1c7ab41fc216bad3d1101b3cb1ac2bc92c915e36e23e763fd0d42ee16e01c4d8542c262892397497e89331fad9b438fbf4ed25743fc948d3e6366c3277aba83f4b28845bd9e576d1a11afa2d360c8e798933c0d3f18cbcd76c3fe7a67439d778"], 0x54}}, 0x0) [ 3126.336431] nbd: must specify at least one socket 18:49:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100"], 0x84}}, 0x0) [ 3126.363103] nbd: must specify at least one socket 18:49:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000140), r1) sendmsg$NLBL_CIPSOV4_C_REMOVE(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x50}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r3, 0x4, 0x70bd2a, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x400c811}, 0x20000840) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200), 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x44, r2, 0x20, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @broadcast}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}]}, 0x44}, 0x1, 0x0, 0x0, 0x8000}, 0x2000204d) openat$procfs(0xffffffffffffff9c, &(0x7f0000000380)='/proc/cgroups\x00', 0x0, 0x0) 18:49:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) r10 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000440)='/proc/bus/input/handlers\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r0) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x14, r3, 0x4, 0x70bd26, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x48001}, 0x80) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x3c}}, 0x0) 18:49:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async, rerun: 32) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000140), r1) (rerun: 32) sendmsg$NLBL_CIPSOV4_C_REMOVE(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x50}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r3, 0x4, 0x70bd2a, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x400c811}, 0x20000840) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200), 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x44, r2, 0x20, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @broadcast}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}]}, 0x44}, 0x1, 0x0, 0x0, 0x8000}, 0x2000204d) openat$procfs(0xffffffffffffff9c, &(0x7f0000000380)='/proc/cgroups\x00', 0x0, 0x0) 18:49:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100"], 0x84}}, 0x0) [ 3126.540961] nbd: must specify at least one socket [ 3126.554822] nbd: must specify at least one socket 18:49:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r0) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x14, r3, 0x4, 0x70bd26, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x48001}, 0x80) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r0) (async) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x14, r3, 0x4, 0x70bd26, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x48001}, 0x80) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x3c}}, 0x0) (async) 18:49:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000140), r1) sendmsg$NLBL_CIPSOV4_C_REMOVE(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x50}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r3, 0x4, 0x70bd2a, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x400c811}, 0x20000840) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x14, r2, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200), 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x44, r2, 0x20, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @broadcast}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}]}, 0x44}, 0x1, 0x0, 0x0, 0x8000}, 0x2000204d) (async) openat$procfs(0xffffffffffffff9c, &(0x7f0000000380)='/proc/cgroups\x00', 0x0, 0x0) [ 3126.668147] nbd: must specify at least one socket [ 3126.674264] nbd: must specify at least one socket 18:49:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32], 0x84}}, 0x0) 18:49:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r0) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x14, r3, 0x4, 0x70bd26, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x48001}, 0x80) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r0) (async) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x14, r3, 0x4, 0x70bd26, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x48001}, 0x80) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x3c}}, 0x0) (async) 18:49:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3126.744031] nbd: must specify at least one socket 18:49:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100"], 0x84}}, 0x0) [ 3126.819119] nbd: must specify at least one socket 18:49:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000060100000008000200050000000e0001feea9a434c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc020800"/78], 0x54}, 0x1, 0x0, 0x0, 0x8000}, 0x0) 18:49:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000060100000008000200050000000e0001feea9a434c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc020800"/78], 0x54}, 0x1, 0x0, 0x0, 0x8000}, 0x0) 18:49:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32], 0x84}}, 0x0) [ 3126.955457] nbd: must specify at least one socket [ 3126.976561] nbd: must specify at least one socket 18:49:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000060100000008000200050000000e0001feea9a434c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc020800"/78], 0x54}, 0x1, 0x0, 0x0, 0x8000}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) (async) sendmsg$NLBL_MGMT_C_ADD(0xffffffffffffffff, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000060100000008000200050000000e0001feea9a434c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc020800"/78], 0x54}, 0x1, 0x0, 0x0, 0x8000}, 0x0) (async) 18:49:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100"], 0x84}}, 0x0) 18:49:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x48, r4, 0x20, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @remote}]}, 0x48}, 0x1, 0x0, 0x0, 0x40090}, 0x44018) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3127.083734] nbd: must specify at least one socket 18:49:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:02 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, 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) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) (async) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x48, r4, 0x20, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @remote}]}, 0x48}, 0x1, 0x0, 0x0, 0x40090}, 0x44018) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x90, r2, 0x1, 0x2000, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NMB\x93_I\xec\x95\xc2]'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @initdev={0xfe, 0x88, '\x00', 0x8, 0x0}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x28}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}]}, 0x90}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="140428bd7000ffdbdf25010000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x810) 18:49:02 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32], 0x84}}, 0x0) [ 3127.196281] nbd: must specify at least one socket [ 3127.211739] nbd: must specify at least one socket 18:49:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3127.277551] nbd: must specify at least one socket 18:49:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:03 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$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x48, r4, 0x20, 0x70bd25, 0x25dfdbfd, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @multicast2}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @remote}]}, 0x48}, 0x1, 0x0, 0x0, 0x40090}, 0x44018) (async, rerun: 64) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (rerun: 64) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x90, r2, 0x1, 0x2000, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NMB\x93_I\xec\x95\xc2]'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @initdev={0xfe, 0x88, '\x00', 0x8, 0x0}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x28}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}]}, 0x90}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="140428bd7000ffdbdf25010000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x810) 18:49:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32], 0x84}}, 0x0) [ 3127.412003] nbd: must specify at least one socket [ 3127.425331] nbd: must specify at least one socket 18:49:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r6 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x90, r2, 0x1, 0x2000, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NMB\x93_I\xec\x95\xc2]'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @initdev={0xfe, 0x88, '\x00', 0x8, 0x0}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x28}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}]}, 0x90}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="140428bd7000ffdbdf25010000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x810) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)={0x90, r2, 0x1, 0x2000, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NMB\x93_I\xec\x95\xc2]'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @initdev={0xfe, 0x88, '\x00', 0x8, 0x0}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x28}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}]}, 0x90}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="140428bd7000ffdbdf25010000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x810) (async) 18:49:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100", @ANYRES32], 0x84}}, 0x0) [ 3127.594823] nbd: must specify at least one socket 18:49:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3127.682572] nbd: must specify at least one socket 18:49:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, r2, 0x300, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x18}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x401d0}, 0x6000) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, r2, 0x1, 0x0, 0x2, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}]}, 0x48}}, 0x0) sendmsg$FOU_CMD_ADD(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x1c, 0x0, 0x4, 0x70bd25, 0x25dfdbfd, {}, [@FOU_ATTR_PORT={0x6, 0x1, 0x4e24}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20008082}, 0x4040800) 18:49:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c00030006000000000000004400078008000100"], 0x84}}, 0x0) 18:49:03 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f00000005c0)=ANY=[@ANYBLOB="2400b7fa090000", @ANYRES16, @ANYBLOB="010000000000000000000100000004000a000c0002000000000000000000"], 0x24}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) r5 = socket(0x25, 0xa, 0xfff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), 0xffffffffffffffff) r7 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$FOU_CMD_GET(r7, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@FOU_ATTR_AF={0x5, 0x2, 0xa}]}, 0x1c}}, 0x0) sendmsg$FOU_CMD_ADD(0xffffffffffffffff, &(0x7f0000000700)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000006c0)={&(0x7f0000000680)={0x30, 0x0, 0x1, 0x70bd28, 0x25dfdbfd, {}, [@FOU_ATTR_IFINDEX={0x8}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @mcast2}]}, 0x30}, 0x1, 0x0, 0x0, 0x5}, 0x4044081) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x50, 0x0, 0x800, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffa6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x50}, 0x1, 0x0, 0x0, 0x1004}, 0x4004000) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)={0x38, 0x0, 0x8, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000000) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r8) sendmsg$NLBL_MGMT_C_ADD(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x14, r1, 0x1, 0x0, 0x4}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) socket$nl_crypto(0x10, 0x3, 0x15) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r9) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r11) sendmsg$NLBL_CIPSOV4_C_REMOVE(r10, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r12, 0x1}, 0x14}}, 0x0) sendmsg$MPTCP_PM_CMD_SET_LIMITS(r7, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000740)={&(0x7f00000007c0)={0x14, 0x0, 0x1, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x100}, 0x4048045) sendmsg$NLBL_CIPSOV4_C_LIST(r9, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0xac, r12, 0x1, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x34, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x2}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0xffffffffffffffff}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x2}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_MLSCATLST={0x44, 0xc, 0x0, 0x1, [{0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x94ec}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x59cddf7d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7f27f7de}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3bb7}]}, {0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x533e33c1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2d77f98e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xdffa}]}]}]}, 0xac}, 0x1, 0x0, 0x0, 0x4004000}, 0x0) 18:49:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) r6 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, r2, 0x300, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x18}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x401d0}, 0x6000) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, r2, 0x1, 0x0, 0x2, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}]}, 0x48}}, 0x0) (async) sendmsg$FOU_CMD_ADD(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x1c, 0x0, 0x4, 0x70bd25, 0x25dfdbfd, {}, [@FOU_ATTR_PORT={0x6, 0x1, 0x4e24}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20008082}, 0x4040800) [ 3127.770104] nbd: must specify at least one socket [ 3127.778009] nbd: must specify at least one socket 18:49:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2], 0x84}}, 0x0) 18:49:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x4c, r2, 0x300, 0x70bd2d, 0x25dfdbfc, {}, [@NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x1}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x18}}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x1}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x401d0}, 0x6000) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, r2, 0x1, 0x0, 0x2, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x3}]}, 0x48}}, 0x0) (async) sendmsg$FOU_CMD_ADD(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x1c, 0x0, 0x4, 0x70bd25, 0x25dfdbfd, {}, [@FOU_ATTR_PORT={0x6, 0x1, 0x4e24}]}, 0x1c}, 0x1, 0x0, 0x0, 0x20008082}, 0x4040800) [ 3127.891923] nbd: must specify at least one socket 18:49:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2], 0x84}}, 0x0) 18:49:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) r6 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:03 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f00000005c0)=ANY=[@ANYBLOB="2400b7fa090000", @ANYRES16, @ANYBLOB="010000000000000000000100000004000a000c0002000000000000000000"], 0x24}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) (async, rerun: 32) r5 = socket(0x25, 0xa, 0xfff) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) (async) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), 0xffffffffffffffff) (async, rerun: 64) r7 = socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$FOU_CMD_GET(r7, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@FOU_ATTR_AF={0x5, 0x2, 0xa}]}, 0x1c}}, 0x0) (async) sendmsg$FOU_CMD_ADD(0xffffffffffffffff, &(0x7f0000000700)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000006c0)={&(0x7f0000000680)={0x30, 0x0, 0x1, 0x70bd28, 0x25dfdbfd, {}, [@FOU_ATTR_IFINDEX={0x8}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @mcast2}]}, 0x30}, 0x1, 0x0, 0x0, 0x5}, 0x4044081) (async) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x50, 0x0, 0x800, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffa6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x50}, 0x1, 0x0, 0x0, 0x1004}, 0x4004000) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)={0x38, 0x0, 0x8, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000000) (async, rerun: 32) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r8) sendmsg$NLBL_MGMT_C_ADD(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x14, r1, 0x1, 0x0, 0x4}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) socket$nl_crypto(0x10, 0x3, 0x15) (async) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r9) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r12 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r11) sendmsg$NLBL_CIPSOV4_C_REMOVE(r10, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r12, 0x1}, 0x14}}, 0x0) sendmsg$MPTCP_PM_CMD_SET_LIMITS(r7, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000740)={&(0x7f00000007c0)={0x14, 0x0, 0x1, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x100}, 0x4048045) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r9, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0xac, r12, 0x1, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x34, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x2}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0xffffffffffffffff}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x2}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_MLSCATLST={0x44, 0xc, 0x0, 0x1, [{0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x94ec}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x59cddf7d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7f27f7de}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3bb7}]}, {0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x533e33c1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2d77f98e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xdffa}]}]}]}, 0xac}, 0x1, 0x0, 0x0, 0x4004000}, 0x0) 18:49:03 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000001c0), r1) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000180), r3) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x0, 0x8, @rand_addr=0x64010100}, @NLBL_MGMT_A_DOMAIN={0x0, 0x1, '*\x00'}, @NLBL_MGMT_A_IPV6MASK={0x0, 0x6, @loopback}, @NLBL_MGMT_A_IPV6MASK={0x0, 0x6, @private2}, @NLBL_MGMT_A_FAMILY={0x0, 0xb, 0x27}]}, 0xf}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) [ 3127.969934] nbd: must specify at least one socket 18:49:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3128.034069] nbd: must specify at least one socket 18:49:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2], 0x84}}, 0x0) 18:49:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:03 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000001c0), r1) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000180), r3) (async) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x0, 0x8, @rand_addr=0x64010100}, @NLBL_MGMT_A_DOMAIN={0x0, 0x1, '*\x00'}, @NLBL_MGMT_A_IPV6MASK={0x0, 0x6, @loopback}, @NLBL_MGMT_A_IPV6MASK={0x0, 0x6, @private2}, @NLBL_MGMT_A_FAMILY={0x0, 0xb, 0x27}]}, 0xf}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) 18:49:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3128.152140] nbd: must specify at least one socket 18:49:03 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f00000005c0)=ANY=[@ANYBLOB="2400b7fa090000", @ANYRES16, @ANYBLOB="010000000000000000000100000004000a000c0002000000000000000000"], 0x24}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r4) r5 = socket(0x25, 0xa, 0xfff) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) (async) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), 0xffffffffffffffff) (async) r7 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$FOU_CMD_GET(r7, &(0x7f0000000100)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x1, 0x0, 0x0, {}, [@FOU_ATTR_AF={0x5, 0x2, 0xa}]}, 0x1c}}, 0x0) sendmsg$FOU_CMD_ADD(0xffffffffffffffff, &(0x7f0000000700)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000006c0)={&(0x7f0000000680)={0x30, 0x0, 0x1, 0x70bd28, 0x25dfdbfd, {}, [@FOU_ATTR_IFINDEX={0x8}, @FOU_ATTR_LOCAL_V6={0x14, 0x7, @mcast2}]}, 0x30}, 0x1, 0x0, 0x0, 0x5}, 0x4044081) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000400)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x50, 0x0, 0x800, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffa6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x50}, 0x1, 0x0, 0x0, 0x1004}, 0x4004000) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)={0x38, 0x0, 0x8, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x109}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x38}, 0x1, 0x0, 0x0, 0x4}, 0x20000000) (async) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r8) (async) sendmsg$NLBL_MGMT_C_ADD(r8, &(0x7f0000000140)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x14, r1, 0x1, 0x0, 0x4}, 0x14}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) (async) socket$nl_crypto(0x10, 0x3, 0x15) (async) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r9) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r11) sendmsg$NLBL_CIPSOV4_C_REMOVE(r10, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r12, 0x1}, 0x14}}, 0x0) (async) sendmsg$MPTCP_PM_CMD_SET_LIMITS(r7, &(0x7f0000000780)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000740)={&(0x7f00000007c0)={0x14, 0x0, 0x1, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x100}, 0x4048045) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r9, &(0x7f0000000580)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0xac, r12, 0x1, 0x70bd27, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x34, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x2}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0xffffffffffffffff}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x2}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}, @NLBL_CIPSOV4_A_MLSCATLST={0x44, 0xc, 0x0, 0x1, [{0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x94ec}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x59cddf7d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7f27f7de}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3bb7}]}, {0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x533e33c1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2d77f98e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xdffa}]}]}]}, 0xac}, 0x1, 0x0, 0x0, 0x4004000}, 0x0) 18:49:03 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB], 0x84}}, 0x0) 18:49:04 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000001c0), r1) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) (async) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000180), r3) (async) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x0, 0x8, @rand_addr=0x64010100}, @NLBL_MGMT_A_DOMAIN={0x0, 0x1, '*\x00'}, @NLBL_MGMT_A_IPV6MASK={0x0, 0x6, @loopback}, @NLBL_MGMT_A_IPV6MASK={0x0, 0x6, @private2}, @NLBL_MGMT_A_FAMILY={0x0, 0xb, 0x27}]}, 0xf}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) 18:49:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3128.262374] nbd: must specify at least one socket 18:49:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB], 0x84}}, 0x0) 18:49:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="7e383a29a03d9c788d2d7e18302931f9f7138f010f0349", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) [ 3128.353961] nbd: must specify at least one socket 18:49:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB], 0x84}}, 0x0) 18:49:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x400, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x20008081) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) r5 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r4, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="7e383a29a03d9c788d2d7e18302931f9f7138f010f0349", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="7e383a29a03d9c788d2d7e18302931f9f7138f010f0349", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) (async) [ 3128.491619] nbd: must specify at least one socket [ 3128.508918] nbd: must specify at least one socket 18:49:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x400, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x20008081) (async) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) r5 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r4, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000"], 0x84}}, 0x0) 18:49:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="7e383a29a03d9c788d2d7e18302931f9f7138f010f0349", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="7e383a29a03d9c788d2d7e18302931f9f7138f010f0349", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) (async) 18:49:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x400, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}]}, 0x40}, 0x1, 0x0, 0x0, 0x20000000}, 0x20008081) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB], 0x84}}, 0x0) [ 3128.668678] nbd: must specify at least one socket 18:49:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) r5 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r4, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB], 0x84}}, 0x0) [ 3128.693293] nbd: must specify at least one socket 18:49:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000600)=@base={0xe, 0x7fffffff, 0x3ff, 0x3f, 0x420, 0xffffffffffffffff, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x4, 0x4}, 0x48) r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000680)='/proc/asound/timers\x00', 0x0, 0x0) setsockopt$inet_tcp_buf(r1, 0x6, 0xd, &(0x7f0000000f80)="24423d0c0b6b798faef3ec6493c6b5c7e696d99f3ad32d0c1612c02c4d9ef458486992386b81cf381d32510afe9f51a7b8e8843e6f2d0b0667ce93e7a3bf958e269e5cf72954a0770eec239cd0fe81edce7bbbedbd24241ddb095fff3a38c339c879490b0c1b04913e4b1b66dcc5a9a615d3e46320cdca726c8f661fc64b263fb9ac92eb22ca136ae66bbae3084cfff95f12cd2b1b857cdad781ef07bbc5daad9e19dd61434c7ff7a8a68a23c0d742e0569ea8573b8a1423e013fc0582a610b023afe1c381d37028", 0xc8) r2 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000980)='/proc/mdstat\x00', 0x0, 0x0) r3 = bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000c00)={0x6, 0x2, &(0x7f00000009c0)=@raw=[@map_fd={0x18, 0xb, 0x1, 0x0, r2}], &(0x7f0000000a00)='syzkaller\x00', 0x5, 0xc7, &(0x7f0000000a40)=""/199, 0x40f00, 0x4, '\x00', 0x0, 0x25, r2, 0x8, &(0x7f0000000b40)={0x4, 0x4}, 0x8, 0x10, &(0x7f0000000b80)={0x0, 0xf, 0x9, 0xa0}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000bc0)=[r0, r1, r0]}, 0x80) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000f40)={r3, 0xe0, &(0x7f0000000e40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, &(0x7f0000000c80)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x5, 0x8, &(0x7f0000000cc0)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000d00)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000d40)=[{}, {}, {}, {}, {}, {}, {}], 0x38, 0x10, &(0x7f0000000d80), &(0x7f0000000dc0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000e00)}}, 0x10) sendmsg$BATADV_CMD_GET_BLA_CLAIM(r2, 0x0, 0x0) r4 = bpf$MAP_CREATE(0x0, &(0x7f00000006c0)=@bloom_filter={0x1e, 0x5d, 0x1, 0x184eb274, 0x140, 0x1, 0x7fff, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x3, 0x2, 0x1}, 0x48) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000780)={0x6, 0x5, &(0x7f0000000040)=@raw=[@map_idx={0x18, 0x1, 0x5, 0x0, 0xa}, @generic={0x5, 0x7, 0x2, 0x8, 0x1}, @map_idx_val={0x18, 0x2, 0x6, 0x0, 0x8, 0x0, 0x0, 0x0, 0xfffffffe}], &(0x7f0000000080)='GPL\x00', 0x1000, 0xc0, &(0x7f0000000240)=""/192, 0x41100, 0x1, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, &(0x7f0000000580)={0x1, 0x5}, 0x8, 0x10, &(0x7f00000005c0)={0x4, 0x9, 0x0, 0x99}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000740)=[r0, r1, r2, r4, 0x1, 0xffffffffffffffff, 0x1, 0xffffffffffffffff]}, 0x80) 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$netlbl_mgmt(&(0x7f0000000100), r6) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000840), r5) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r1, 0x800442d3, &(0x7f00000003c0)={0x0, 0x0, 0x8001, @remote, 'syzkaller0\x00'}) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000940)={&(0x7f0000000800)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000900)={&(0x7f0000000880)={0x58, r8, 0x8, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, ']}!*:-%'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x75ac}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x101}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, '/proc/mdstat\x00'}]}, 0x58}, 0x1, 0x0, 0x0, 0x48040}, 0x25ca1b09ac9b7a50) r9 = syz_genetlink_get_family_id$fou(&(0x7f00000001c0), r2) sendmsg$FOU_CMD_ADD(r2, &(0x7f0000000380)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r9, 0x200, 0x70bd2d, 0x25dfdbff, {}, [@FOU_ATTR_PEER_PORT={0x6, 0xa, 0x4e22}, @FOU_ATTR_TYPE={0x5, 0x4, 0x2}, @FOU_ATTR_PEER_V6={0x14, 0x9, @private2={0xfc, 0x2, '\x00', 0x1}}, @FOU_ATTR_TYPE={0x5, 0x4, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x4050}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r7, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB], 0x84}}, 0x0) 18:49:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) r4 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_REMOVEDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x24, r4, 0x20, 0x70bd2a, 0x25dfdbfd, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x24}, 0x1, 0x0, 0x0, 0x50}, 0x4008050) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) [ 3128.849673] nbd: must specify at least one socket 18:49:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001"], 0x84}}, 0x0) 18:49:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3128.881636] nbd: nbd0 already in use 18:49:04 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000600)=@base={0xe, 0x7fffffff, 0x3ff, 0x3f, 0x420, 0xffffffffffffffff, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x4, 0x4}, 0x48) r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000680)='/proc/asound/timers\x00', 0x0, 0x0) setsockopt$inet_tcp_buf(r1, 0x6, 0xd, &(0x7f0000000f80)="24423d0c0b6b798faef3ec6493c6b5c7e696d99f3ad32d0c1612c02c4d9ef458486992386b81cf381d32510afe9f51a7b8e8843e6f2d0b0667ce93e7a3bf958e269e5cf72954a0770eec239cd0fe81edce7bbbedbd24241ddb095fff3a38c339c879490b0c1b04913e4b1b66dcc5a9a615d3e46320cdca726c8f661fc64b263fb9ac92eb22ca136ae66bbae3084cfff95f12cd2b1b857cdad781ef07bbc5daad9e19dd61434c7ff7a8a68a23c0d742e0569ea8573b8a1423e013fc0582a610b023afe1c381d37028", 0xc8) r2 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000980)='/proc/mdstat\x00', 0x0, 0x0) r3 = bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000c00)={0x6, 0x2, &(0x7f00000009c0)=@raw=[@map_fd={0x18, 0xb, 0x1, 0x0, r2}], &(0x7f0000000a00)='syzkaller\x00', 0x5, 0xc7, &(0x7f0000000a40)=""/199, 0x40f00, 0x4, '\x00', 0x0, 0x25, r2, 0x8, &(0x7f0000000b40)={0x4, 0x4}, 0x8, 0x10, &(0x7f0000000b80)={0x0, 0xf, 0x9, 0xa0}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000bc0)=[r0, r1, r0]}, 0x80) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000f40)={r3, 0xe0, &(0x7f0000000e40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, &(0x7f0000000c80)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x5, 0x8, &(0x7f0000000cc0)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000d00)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000d40)=[{}, {}, {}, {}, {}, {}, {}], 0x38, 0x10, &(0x7f0000000d80), &(0x7f0000000dc0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000e00)}}, 0x10) sendmsg$BATADV_CMD_GET_BLA_CLAIM(r2, 0x0, 0x0) r4 = bpf$MAP_CREATE(0x0, &(0x7f00000006c0)=@bloom_filter={0x1e, 0x5d, 0x1, 0x184eb274, 0x140, 0x1, 0x7fff, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x3, 0x2, 0x1}, 0x48) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000780)={0x6, 0x5, &(0x7f0000000040)=@raw=[@map_idx={0x18, 0x1, 0x5, 0x0, 0xa}, @generic={0x5, 0x7, 0x2, 0x8, 0x1}, @map_idx_val={0x18, 0x2, 0x6, 0x0, 0x8, 0x0, 0x0, 0x0, 0xfffffffe}], &(0x7f0000000080)='GPL\x00', 0x1000, 0xc0, &(0x7f0000000240)=""/192, 0x41100, 0x1, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, &(0x7f0000000580)={0x1, 0x5}, 0x8, 0x10, &(0x7f00000005c0)={0x4, 0x9, 0x0, 0x99}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000740)=[r0, r1, r2, r4, 0x1, 0xffffffffffffffff, 0x1, 0xffffffffffffffff]}, 0x80) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r6) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000840), r5) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r1, 0x800442d3, &(0x7f00000003c0)={0x0, 0x0, 0x8001, @remote, 'syzkaller0\x00'}) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000940)={&(0x7f0000000800)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000900)={&(0x7f0000000880)={0x58, r8, 0x8, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, ']}!*:-%'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x75ac}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x101}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, '/proc/mdstat\x00'}]}, 0x58}, 0x1, 0x0, 0x0, 0x48040}, 0x25ca1b09ac9b7a50) r9 = syz_genetlink_get_family_id$fou(&(0x7f00000001c0), r2) sendmsg$FOU_CMD_ADD(r2, &(0x7f0000000380)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r9, 0x200, 0x70bd2d, 0x25dfdbff, {}, [@FOU_ATTR_PEER_PORT={0x6, 0xa, 0x4e22}, @FOU_ATTR_TYPE={0x5, 0x4, 0x2}, @FOU_ATTR_PEER_V6={0x14, 0x9, @private2={0xfc, 0x2, '\x00', 0x1}}, @FOU_ATTR_TYPE={0x5, 0x4, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x4050}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r7, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000600)=@base={0xe, 0x7fffffff, 0x3ff, 0x3f, 0x420, 0xffffffffffffffff, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x4, 0x4}, 0x48) (async) openat$procfs(0xffffffffffffff9c, &(0x7f0000000680)='/proc/asound/timers\x00', 0x0, 0x0) (async) setsockopt$inet_tcp_buf(r1, 0x6, 0xd, &(0x7f0000000f80)="24423d0c0b6b798faef3ec6493c6b5c7e696d99f3ad32d0c1612c02c4d9ef458486992386b81cf381d32510afe9f51a7b8e8843e6f2d0b0667ce93e7a3bf958e269e5cf72954a0770eec239cd0fe81edce7bbbedbd24241ddb095fff3a38c339c879490b0c1b04913e4b1b66dcc5a9a615d3e46320cdca726c8f661fc64b263fb9ac92eb22ca136ae66bbae3084cfff95f12cd2b1b857cdad781ef07bbc5daad9e19dd61434c7ff7a8a68a23c0d742e0569ea8573b8a1423e013fc0582a610b023afe1c381d37028", 0xc8) (async) openat$procfs(0xffffffffffffff9c, &(0x7f0000000980)='/proc/mdstat\x00', 0x0, 0x0) (async) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000c00)={0x6, 0x2, &(0x7f00000009c0)=@raw=[@map_fd={0x18, 0xb, 0x1, 0x0, r2}], &(0x7f0000000a00)='syzkaller\x00', 0x5, 0xc7, &(0x7f0000000a40)=""/199, 0x40f00, 0x4, '\x00', 0x0, 0x25, r2, 0x8, &(0x7f0000000b40)={0x4, 0x4}, 0x8, 0x10, &(0x7f0000000b80)={0x0, 0xf, 0x9, 0xa0}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000bc0)=[r0, r1, r0]}, 0x80) (async) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000f40)={r3, 0xe0, &(0x7f0000000e40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, &(0x7f0000000c80)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x5, 0x8, &(0x7f0000000cc0)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000d00)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000d40)=[{}, {}, {}, {}, {}, {}, {}], 0x38, 0x10, &(0x7f0000000d80), &(0x7f0000000dc0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000e00)}}, 0x10) (async) sendmsg$BATADV_CMD_GET_BLA_CLAIM(r2, 0x0, 0x0) (async) bpf$MAP_CREATE(0x0, &(0x7f00000006c0)=@bloom_filter={0x1e, 0x5d, 0x1, 0x184eb274, 0x140, 0x1, 0x7fff, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x3, 0x2, 0x1}, 0x48) (async) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000780)={0x6, 0x5, &(0x7f0000000040)=@raw=[@map_idx={0x18, 0x1, 0x5, 0x0, 0xa}, @generic={0x5, 0x7, 0x2, 0x8, 0x1}, @map_idx_val={0x18, 0x2, 0x6, 0x0, 0x8, 0x0, 0x0, 0x0, 0xfffffffe}], &(0x7f0000000080)='GPL\x00', 0x1000, 0xc0, &(0x7f0000000240)=""/192, 0x41100, 0x1, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, &(0x7f0000000580)={0x1, 0x5}, 0x8, 0x10, &(0x7f00000005c0)={0x4, 0x9, 0x0, 0x99}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000740)=[r0, r1, r2, r4, 0x1, 0xffffffffffffffff, 0x1, 0xffffffffffffffff]}, 0x80) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r6) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000840), r5) (async) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r1, 0x800442d3, &(0x7f00000003c0)={0x0, 0x0, 0x8001, @remote, 'syzkaller0\x00'}) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000940)={&(0x7f0000000800)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000900)={&(0x7f0000000880)={0x58, r8, 0x8, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, ']}!*:-%'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x75ac}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x101}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, '/proc/mdstat\x00'}]}, 0x58}, 0x1, 0x0, 0x0, 0x48040}, 0x25ca1b09ac9b7a50) (async) syz_genetlink_get_family_id$fou(&(0x7f00000001c0), r2) (async) sendmsg$FOU_CMD_ADD(r2, &(0x7f0000000380)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r9, 0x200, 0x70bd2d, 0x25dfdbff, {}, [@FOU_ATTR_PEER_PORT={0x6, 0xa, 0x4e22}, @FOU_ATTR_TYPE={0x5, 0x4, 0x2}, @FOU_ATTR_PEER_V6={0x14, 0x9, @private2={0xfc, 0x2, '\x00', 0x1}}, @FOU_ATTR_TYPE={0x5, 0x4, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x4050}, 0x0) (async) sendmsg$NLBL_MGMT_C_ADD(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r7, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) 18:49:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001"], 0x84}}, 0x0) 18:49:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_REMOVEDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x24, r4, 0x20, 0x70bd2a, 0x25dfdbfd, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x24}, 0x1, 0x0, 0x0, 0x50}, 0x4008050) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) (async) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) (async) sendmsg$NLBL_MGMT_C_REMOVEDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x24, r4, 0x20, 0x70bd2a, 0x25dfdbfd, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x24}, 0x1, 0x0, 0x0, 0x50}, 0x4008050) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) [ 3128.930141] nbd: must specify at least one socket 18:49:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3128.965100] nbd: must specify at least one socket 18:49:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001"], 0x84}}, 0x0) 18:49:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 3: r0 = bpf$MAP_CREATE(0x0, &(0x7f0000000600)=@base={0xe, 0x7fffffff, 0x3ff, 0x3f, 0x420, 0xffffffffffffffff, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x4, 0x4}, 0x48) r1 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000680)='/proc/asound/timers\x00', 0x0, 0x0) setsockopt$inet_tcp_buf(r1, 0x6, 0xd, &(0x7f0000000f80)="24423d0c0b6b798faef3ec6493c6b5c7e696d99f3ad32d0c1612c02c4d9ef458486992386b81cf381d32510afe9f51a7b8e8843e6f2d0b0667ce93e7a3bf958e269e5cf72954a0770eec239cd0fe81edce7bbbedbd24241ddb095fff3a38c339c879490b0c1b04913e4b1b66dcc5a9a615d3e46320cdca726c8f661fc64b263fb9ac92eb22ca136ae66bbae3084cfff95f12cd2b1b857cdad781ef07bbc5daad9e19dd61434c7ff7a8a68a23c0d742e0569ea8573b8a1423e013fc0582a610b023afe1c381d37028", 0xc8) r2 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000980)='/proc/mdstat\x00', 0x0, 0x0) r3 = bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000c00)={0x6, 0x2, &(0x7f00000009c0)=@raw=[@map_fd={0x18, 0xb, 0x1, 0x0, r2}], &(0x7f0000000a00)='syzkaller\x00', 0x5, 0xc7, &(0x7f0000000a40)=""/199, 0x40f00, 0x4, '\x00', 0x0, 0x25, r2, 0x8, &(0x7f0000000b40)={0x4, 0x4}, 0x8, 0x10, &(0x7f0000000b80)={0x0, 0xf, 0x9, 0xa0}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000bc0)=[r0, r1, r0]}, 0x80) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000f40)={r3, 0xe0, &(0x7f0000000e40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, &(0x7f0000000c80)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x5, 0x8, &(0x7f0000000cc0)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000d00)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000d40)=[{}, {}, {}, {}, {}, {}, {}], 0x38, 0x10, &(0x7f0000000d80), &(0x7f0000000dc0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000e00)}}, 0x10) sendmsg$BATADV_CMD_GET_BLA_CLAIM(r2, 0x0, 0x0) r4 = bpf$MAP_CREATE(0x0, &(0x7f00000006c0)=@bloom_filter={0x1e, 0x5d, 0x1, 0x184eb274, 0x140, 0x1, 0x7fff, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x3, 0x2, 0x1}, 0x48) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000780)={0x6, 0x5, &(0x7f0000000040)=@raw=[@map_idx={0x18, 0x1, 0x5, 0x0, 0xa}, @generic={0x5, 0x7, 0x2, 0x8, 0x1}, @map_idx_val={0x18, 0x2, 0x6, 0x0, 0x8, 0x0, 0x0, 0x0, 0xfffffffe}], &(0x7f0000000080)='GPL\x00', 0x1000, 0xc0, &(0x7f0000000240)=""/192, 0x41100, 0x1, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, &(0x7f0000000580)={0x1, 0x5}, 0x8, 0x10, &(0x7f00000005c0)={0x4, 0x9, 0x0, 0x99}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000740)=[r0, r1, r2, r4, 0x1, 0xffffffffffffffff, 0x1, 0xffffffffffffffff]}, 0x80) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r6) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000840), r5) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r1, 0x800442d3, &(0x7f00000003c0)={0x0, 0x0, 0x8001, @remote, 'syzkaller0\x00'}) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000940)={&(0x7f0000000800)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000900)={&(0x7f0000000880)={0x58, r8, 0x8, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, ']}!*:-%'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x75ac}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x101}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, '/proc/mdstat\x00'}]}, 0x58}, 0x1, 0x0, 0x0, 0x48040}, 0x25ca1b09ac9b7a50) r9 = syz_genetlink_get_family_id$fou(&(0x7f00000001c0), r2) sendmsg$FOU_CMD_ADD(r2, &(0x7f0000000380)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r9, 0x200, 0x70bd2d, 0x25dfdbff, {}, [@FOU_ATTR_PEER_PORT={0x6, 0xa, 0x4e22}, @FOU_ATTR_TYPE={0x5, 0x4, 0x2}, @FOU_ATTR_PEER_V6={0x14, 0x9, @private2={0xfc, 0x2, '\x00', 0x1}}, @FOU_ATTR_TYPE={0x5, 0x4, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x4050}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r7, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) bpf$MAP_CREATE(0x0, &(0x7f0000000600)=@base={0xe, 0x7fffffff, 0x3ff, 0x3f, 0x420, 0xffffffffffffffff, 0x1, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x4, 0x4}, 0x48) (async) openat$procfs(0xffffffffffffff9c, &(0x7f0000000680)='/proc/asound/timers\x00', 0x0, 0x0) (async) setsockopt$inet_tcp_buf(r1, 0x6, 0xd, &(0x7f0000000f80)="24423d0c0b6b798faef3ec6493c6b5c7e696d99f3ad32d0c1612c02c4d9ef458486992386b81cf381d32510afe9f51a7b8e8843e6f2d0b0667ce93e7a3bf958e269e5cf72954a0770eec239cd0fe81edce7bbbedbd24241ddb095fff3a38c339c879490b0c1b04913e4b1b66dcc5a9a615d3e46320cdca726c8f661fc64b263fb9ac92eb22ca136ae66bbae3084cfff95f12cd2b1b857cdad781ef07bbc5daad9e19dd61434c7ff7a8a68a23c0d742e0569ea8573b8a1423e013fc0582a610b023afe1c381d37028", 0xc8) (async) openat$procfs(0xffffffffffffff9c, &(0x7f0000000980)='/proc/mdstat\x00', 0x0, 0x0) (async) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000c00)={0x6, 0x2, &(0x7f00000009c0)=@raw=[@map_fd={0x18, 0xb, 0x1, 0x0, r2}], &(0x7f0000000a00)='syzkaller\x00', 0x5, 0xc7, &(0x7f0000000a40)=""/199, 0x40f00, 0x4, '\x00', 0x0, 0x25, r2, 0x8, &(0x7f0000000b40)={0x4, 0x4}, 0x8, 0x10, &(0x7f0000000b80)={0x0, 0xf, 0x9, 0xa0}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000bc0)=[r0, r1, r0]}, 0x80) (async) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000f40)={r3, 0xe0, &(0x7f0000000e40)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x6, &(0x7f0000000c80)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x5, 0x8, &(0x7f0000000cc0)=[0x0, 0x0, 0x0, 0x0, 0x0], &(0x7f0000000d00)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000d40)=[{}, {}, {}, {}, {}, {}, {}], 0x38, 0x10, &(0x7f0000000d80), &(0x7f0000000dc0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000e00)}}, 0x10) (async) sendmsg$BATADV_CMD_GET_BLA_CLAIM(r2, 0x0, 0x0) (async) bpf$MAP_CREATE(0x0, &(0x7f00000006c0)=@bloom_filter={0x1e, 0x5d, 0x1, 0x184eb274, 0x140, 0x1, 0x7fff, '\x00', 0x0, 0xffffffffffffffff, 0x0, 0x3, 0x2, 0x1}, 0x48) (async) bpf$PROG_LOAD_XDP(0x5, &(0x7f0000000780)={0x6, 0x5, &(0x7f0000000040)=@raw=[@map_idx={0x18, 0x1, 0x5, 0x0, 0xa}, @generic={0x5, 0x7, 0x2, 0x8, 0x1}, @map_idx_val={0x18, 0x2, 0x6, 0x0, 0x8, 0x0, 0x0, 0x0, 0xfffffffe}], &(0x7f0000000080)='GPL\x00', 0x1000, 0xc0, &(0x7f0000000240)=""/192, 0x41100, 0x1, '\x00', 0x0, 0x25, 0xffffffffffffffff, 0x8, &(0x7f0000000580)={0x1, 0x5}, 0x8, 0x10, &(0x7f00000005c0)={0x4, 0x9, 0x0, 0x99}, 0x10, 0x0, 0x0, 0x0, &(0x7f0000000740)=[r0, r1, r2, r4, 0x1, 0xffffffffffffffff, 0x1, 0xffffffffffffffff]}, 0x80) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r6) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000840), r5) (async) ioctl$sock_bt_bnep_BNEPGETCONNINFO(r1, 0x800442d3, &(0x7f00000003c0)={0x0, 0x0, 0x8001, @remote, 'syzkaller0\x00'}) (async) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000000940)={&(0x7f0000000800)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000900)={&(0x7f0000000880)={0x58, r8, 0x8, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, ']}!*:-%'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x75ac}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x101}, @NBD_ATTR_BACKEND_IDENTIFIER={0x11, 0xa, '/proc/mdstat\x00'}]}, 0x58}, 0x1, 0x0, 0x0, 0x48040}, 0x25ca1b09ac9b7a50) (async) syz_genetlink_get_family_id$fou(&(0x7f00000001c0), r2) (async) sendmsg$FOU_CMD_ADD(r2, &(0x7f0000000380)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x40, r9, 0x200, 0x70bd2d, 0x25dfdbff, {}, [@FOU_ATTR_PEER_PORT={0x6, 0xa, 0x4e22}, @FOU_ATTR_TYPE={0x5, 0x4, 0x2}, @FOU_ATTR_PEER_V6={0x14, 0x9, @private2={0xfc, 0x2, '\x00', 0x1}}, @FOU_ATTR_TYPE={0x5, 0x4, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x4050}, 0x0) (async) sendmsg$NLBL_MGMT_C_ADD(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r7, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) [ 3129.097551] nbd: must specify at least one socket 18:49:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_REMOVEDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x24, r4, 0x20, 0x70bd2a, 0x25dfdbfd, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x24}, 0x1, 0x0, 0x0, 0x50}, 0x4008050) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) (async) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) (async) sendmsg$NLBL_MGMT_C_REMOVEDEF(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x24, r4, 0x20, 0x70bd2a, 0x25dfdbfd, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x24}, 0x1, 0x0, 0x0, 0x50}, 0x4008050) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) 18:49:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:04 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800"], 0x84}}, 0x0) 18:49:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3129.231372] nbd: must specify at least one socket 18:49:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800"], 0x84}}, 0x0) 18:49:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000140), r1) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x68, r3, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x1}, @NLBL_CIPSOV4_A_MLSCATLST={0x44, 0xc, 0x0, 0x1, [{0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x399d9440}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x51a2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8cf7}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x576eae58}]}, {0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x538e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x16c52617}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1bd2dfdc}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}]}, 0x68}, 0x1, 0x0, 0x0, 0x6000c891}, 0x8000) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r0) sendmsg$NLBL_MGMT_C_REMOVEDEF(r3, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x2c, r4, 0x200, 0x70bd29, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @private=0xa010100}, @NLBL_MGMT_A_CV4DOI={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000001}, 0x88800) 18:49:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r0) sendmsg$NLBL_MGMT_C_REMOVEDEF(r3, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x2c, r4, 0x200, 0x70bd29, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @private=0xa010100}, @NLBL_MGMT_A_CV4DOI={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000001}, 0x88800) 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r0) (async) sendmsg$NLBL_MGMT_C_REMOVEDEF(r3, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x2c, r4, 0x200, 0x70bd29, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @private=0xa010100}, @NLBL_MGMT_A_CV4DOI={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000001}, 0x88800) (async) 18:49:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800"], 0x84}}, 0x0) 18:49:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000140), r1) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x68, r3, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x1}, @NLBL_CIPSOV4_A_MLSCATLST={0x44, 0xc, 0x0, 0x1, [{0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x399d9440}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x51a2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8cf7}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x576eae58}]}, {0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x538e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x16c52617}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1bd2dfdc}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}]}, 0x68}, 0x1, 0x0, 0x0, 0x6000c891}, 0x8000) (async, rerun: 32) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (rerun: 32) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800010000"], 0x84}}, 0x0) 18:49:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000140), r1) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x68, r3, 0x100, 0x70bd26, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x1}, @NLBL_CIPSOV4_A_MLSCATLST={0x44, 0xc, 0x0, 0x1, [{0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x399d9440}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x51a2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8cf7}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x576eae58}]}, {0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x538e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x16c52617}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1bd2dfdc}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x2}]}, 0x68}, 0x1, 0x0, 0x0, 0x6000c891}, 0x8000) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r0) sendmsg$NLBL_MGMT_C_REMOVEDEF(r3, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x2c, r4, 0x200, 0x70bd29, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @private=0xa010100}, @NLBL_MGMT_A_CV4DOI={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000001}, 0x88800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r0) (async) sendmsg$NLBL_MGMT_C_REMOVEDEF(r3, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x2c, r4, 0x200, 0x70bd29, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @private=0xa010100}, @NLBL_MGMT_A_CV4DOI={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000001}, 0x88800) (async) 18:49:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3129.552528] nbd: must specify at least one socket 18:49:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) r2 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r4, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 5: accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000)={0x1f, 0x0, @fixed}, &(0x7f0000000140)=0xe, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008"], 0x84}}, 0x0) 18:49:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_ipv4_tunnel_SIOCCHGTUNNEL(0xffffffffffffffff, 0x89f3, &(0x7f0000000100)={'tunl0\x00', &(0x7f0000000080)={'gretap0\x00', 0x0, 0x1, 0x7800, 0x3, 0x57, {{0x16, 0x4, 0x3, 0x18, 0x58, 0x65, 0x0, 0x1, 0x29, 0x0, @private=0xa010101, @initdev={0xac, 0x1e, 0x1, 0x0}, {[@rr={0x7, 0x1f, 0x7c, [@dev={0xac, 0x14, 0x14, 0x11}, @multicast1, @remote, @broadcast, @rand_addr=0x64010100, @local, @multicast2]}, @ssrr={0x89, 0x7, 0x7a, [@initdev={0xac, 0x1e, 0x1, 0x0}]}, @ssrr={0x89, 0x7, 0xad, [@rand_addr=0x64010102]}, @timestamp_prespec={0x44, 0x14, 0x2d, 0x3, 0x2, [{@loopback, 0x1f}, {@initdev={0xac, 0x1e, 0x0, 0x0}, 0x81}]}]}}}}}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) getuid() r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r3) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="05000000", @ANYRES16=r4, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) 18:49:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008"], 0x84}}, 0x0) [ 3129.721814] nbd: must specify at least one socket 18:49:05 executing program 5: accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000)={0x1f, 0x0, @fixed}, &(0x7f0000000140)=0xe, 0x800) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_ipv4_tunnel_SIOCCHGTUNNEL(0xffffffffffffffff, 0x89f3, &(0x7f0000000100)={'tunl0\x00', &(0x7f0000000080)={'gretap0\x00', 0x0, 0x1, 0x7800, 0x3, 0x57, {{0x16, 0x4, 0x3, 0x18, 0x58, 0x65, 0x0, 0x1, 0x29, 0x0, @private=0xa010101, @initdev={0xac, 0x1e, 0x1, 0x0}, {[@rr={0x7, 0x1f, 0x7c, [@dev={0xac, 0x14, 0x14, 0x11}, @multicast1, @remote, @broadcast, @rand_addr=0x64010100, @local, @multicast2]}, @ssrr={0x89, 0x7, 0x7a, [@initdev={0xac, 0x1e, 0x1, 0x0}]}, @ssrr={0x89, 0x7, 0xad, [@rand_addr=0x64010102]}, @timestamp_prespec={0x44, 0x14, 0x2d, 0x3, 0x2, [{@loopback, 0x1f}, {@initdev={0xac, 0x1e, 0x0, 0x0}, 0x81}]}]}}}}}) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) getuid() (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r3) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="05000000", @ANYRES16=r4, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) 18:49:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008"], 0x84}}, 0x0) 18:49:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) r2 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 5: accept4$bt_l2cap(0xffffffffffffffff, &(0x7f0000000000)={0x1f, 0x0, @fixed}, &(0x7f0000000140)=0xe, 0x800) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r4, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_ipv4_tunnel_SIOCCHGTUNNEL(0xffffffffffffffff, 0x89f3, &(0x7f0000000100)={'tunl0\x00', &(0x7f0000000080)={'gretap0\x00', 0x0, 0x1, 0x7800, 0x3, 0x57, {{0x16, 0x4, 0x3, 0x18, 0x58, 0x65, 0x0, 0x1, 0x29, 0x0, @private=0xa010101, @initdev={0xac, 0x1e, 0x1, 0x0}, {[@rr={0x7, 0x1f, 0x7c, [@dev={0xac, 0x14, 0x14, 0x11}, @multicast1, @remote, @broadcast, @rand_addr=0x64010100, @local, @multicast2]}, @ssrr={0x89, 0x7, 0x7a, [@initdev={0xac, 0x1e, 0x1, 0x0}]}, @ssrr={0x89, 0x7, 0xad, [@rand_addr=0x64010102]}, @timestamp_prespec={0x44, 0x14, 0x2d, 0x3, 0x2, [{@loopback, 0x1f}, {@initdev={0xac, 0x1e, 0x0, 0x0}, 0x81}]}]}}}}}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) getuid() r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r3) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="05000000", @ANYRES16=r4, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_ipv4_tunnel_SIOCCHGTUNNEL(0xffffffffffffffff, 0x89f3, &(0x7f0000000100)={'tunl0\x00', &(0x7f0000000080)={'gretap0\x00', 0x0, 0x1, 0x7800, 0x3, 0x57, {{0x16, 0x4, 0x3, 0x18, 0x58, 0x65, 0x0, 0x1, 0x29, 0x0, @private=0xa010101, @initdev={0xac, 0x1e, 0x1, 0x0}, {[@rr={0x7, 0x1f, 0x7c, [@dev={0xac, 0x14, 0x14, 0x11}, @multicast1, @remote, @broadcast, @rand_addr=0x64010100, @local, @multicast2]}, @ssrr={0x89, 0x7, 0x7a, [@initdev={0xac, 0x1e, 0x1, 0x0}]}, @ssrr={0x89, 0x7, 0xad, [@rand_addr=0x64010102]}, @timestamp_prespec={0x44, 0x14, 0x2d, 0x3, 0x2, [{@loopback, 0x1f}, {@initdev={0xac, 0x1e, 0x0, 0x0}, 0x81}]}]}}}}}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) (async) getuid() (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r3) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="05000000", @ANYRES16=r4, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) (async) 18:49:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) r2 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800"], 0x84}}, 0x0) [ 3129.900555] nbd: must specify at least one socket 18:49:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r4, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) r3 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000000)={0xffffffffffffffff, 0x0, 0x25, 0xb}, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$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_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r6) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x2c, 0x0, 0x14, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x135a}]}, 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0x40000) r7 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r5) sendmsg$NLBL_CIPSOV4_C_REMOVE(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)={0x80, r7, 0x8, 0x4, 0x0, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x6c, 0x8, 0x0, 0x1, [{0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x6f}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4c0027ad}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x75}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xac}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x65}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3b393255}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x49522a7d}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8dbf79c}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5e67e826}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x20defee}]}]}]}, 0x80}}, 0x80010) sendmsg$NLBL_CIPSOV4_C_LIST(r3, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r7, 0x400, 0x70bd2a, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x4010) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008f28b0000000000000001004e4c424c5f4d474d54000000050001000000000014000500fc022000"/66], 0x48}}, 0x0) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) 18:49:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x400, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_PROTOCOLS(r4, &(0x7f0000000240)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000280)={&(0x7f00000000c0)={0x1c, r2, 0x20, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x48000}, 0x8094) 18:49:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800"], 0x84}}, 0x0) 18:49:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) r3 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000000)={0xffffffffffffffff, 0x0, 0x25, 0xb}, 0x10) (async) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) r3 = syz_init_net_socket$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) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r6) (async) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x2c, 0x0, 0x14, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x135a}]}, 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0x40000) (async) r7 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r5) sendmsg$NLBL_CIPSOV4_C_REMOVE(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)={0x80, r7, 0x8, 0x4, 0x0, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x6c, 0x8, 0x0, 0x1, [{0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x6f}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4c0027ad}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x75}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xac}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x65}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3b393255}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x49522a7d}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8dbf79c}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5e67e826}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x20defee}]}]}]}, 0x80}}, 0x80010) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r3, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r7, 0x400, 0x70bd2a, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x4010) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008f28b0000000000000001004e4c424c5f4d474d54000000050001000000000014000500fc022000"/66], 0x48}}, 0x0) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) 18:49:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) r3 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) r2 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x400, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r3) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_PROTOCOLS(r4, &(0x7f0000000240)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000280)={&(0x7f00000000c0)={0x1c, r2, 0x20, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x48000}, 0x8094) 18:49:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) bpf$BPF_LINK_CREATE_XDP(0x1c, &(0x7f0000000000)={0xffffffffffffffff, 0x0, 0x25, 0xb}, 0x10) (async) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) r3 = syz_init_net_socket$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) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r6) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000000440)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x2c, 0x0, 0x14, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x135a}]}, 0x2c}, 0x1, 0x0, 0x0, 0x800}, 0x40000) r7 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r5) sendmsg$NLBL_CIPSOV4_C_REMOVE(r4, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000280)={0x80, r7, 0x8, 0x4, 0x0, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x6c, 0x8, 0x0, 0x1, [{0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x6f}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4c0027ad}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x75}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xac}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x65}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3b393255}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x49522a7d}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8dbf79c}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5e67e826}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x20defee}]}]}]}, 0x80}}, 0x80010) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r3, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x14, r7, 0x400, 0x70bd2a, 0x25dfdbfc}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x4010) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008f28b0000000000000001004e4c424c5f4d474d54000000050001000000000014000500fc022000"/66], 0x48}}, 0x0) syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) 18:49:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) r2 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3130.117065] nbd: must specify at least one socket 18:49:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:05 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000800"], 0x84}}, 0x0) 18:49:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) r2 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x400, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_PROTOCOLS(r4, &(0x7f0000000240)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000280)={&(0x7f00000000c0)={0x1c, r2, 0x20, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x48000}, 0x8094) 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x400, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r4, &(0x7f0000000240)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000280)={&(0x7f00000000c0)={0x1c, r2, 0x20, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x48000}, 0x8094) (async) 18:49:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x40, 0x0, 0x8, 0x70bd2a, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x1c}}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x20008040) 18:49:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3130.295051] nbd: must specify at least one socket 18:49:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x40, 0x0, 0x8, 0x70bd2a, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x1c}}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x20008040) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x40, 0x0, 0x8, 0x70bd2a, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x1c}}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x20008040) (async) 18:49:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0xfffffffffffffeb0, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast2}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, '}SBL_M@MT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x0, 0x5, @mcast2}]}, 0x60}}, 0x8800) ioctl$IOCTL_STATUS_ACCEL_DEV(0xffffffffffffffff, 0x40046103, &(0x7f0000000040)={0x4, 0x10001, 0x1, 0x0, 0x4, 0x7, 0x1, 0xf7, 0x3, 0x3f, 0x17, "eea74f59382fe9195e9c60f3fef57363c430f7fb6a7dba962169163146cbe27c"}) 18:49:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0xfffffffffffffeb0, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast2}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, '}SBL_M@MT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x0, 0x5, @mcast2}]}, 0x60}}, 0x8800) (async) ioctl$IOCTL_STATUS_ACCEL_DEV(0xffffffffffffffff, 0x40046103, &(0x7f0000000040)={0x4, 0x10001, 0x1, 0x0, 0x4, 0x7, 0x1, 0xf7, 0x3, 0x3f, 0x17, "eea74f59382fe9195e9c60f3fef57363c430f7fb6a7dba962169163146cbe27c"}) 18:49:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0xfffffffffffffeb0, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast2}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, '}SBL_M@MT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x0, 0x5, @mcast2}]}, 0x60}}, 0x8800) ioctl$IOCTL_STATUS_ACCEL_DEV(0xffffffffffffffff, 0x40046103, &(0x7f0000000040)={0x4, 0x10001, 0x1, 0x0, 0x4, 0x7, 0x1, 0xf7, 0x3, 0x3f, 0x17, "eea74f59382fe9195e9c60f3fef57363c430f7fb6a7dba962169163146cbe27c"}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0xfffffffffffffeb0, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast2}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, '}SBL_M@MT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x0, 0x5, @mcast2}]}, 0x60}}, 0x8800) (async) ioctl$IOCTL_STATUS_ACCEL_DEV(0xffffffffffffffff, 0x40046103, &(0x7f0000000040)={0x4, 0x10001, 0x1, 0x0, 0x4, 0x7, 0x1, 0xf7, 0x3, 0x3f, 0x17, "eea74f59382fe9195e9c60f3fef57363c430f7fb6a7dba962169163146cbe27c"}) (async) 18:49:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x40, 0x0, 0x8, 0x70bd2a, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x1c}}]}, 0x40}, 0x1, 0x0, 0x0, 0x800}, 0x20008040) 18:49:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r9 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r5, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) syz_open_dev$cec(&(0x7f0000000140), 0x1, 0x2) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f00000001c0)={0xffffffffffffffff, 0x20, &(0x7f0000000180)={&(0x7f0000000240)=""/223, 0xdf, 0x0, &(0x7f0000000340)=""/205, 0xcd}}, 0x10) 18:49:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:06 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb9b171a487403ac8e8755f20e24fcd9b1e008abedad09944dc3127d8d27370151febabcf762ac643da0e4c9526aafcddcf97733197ed95f8c247bddb3024aa4cb5e716f4fdd7c1313402a449509a07624f4afba50716f94128e897a6a4bc034c44dc9760f1b62dbb31d3ec87e2bdc9b808c46a884e3fd9fdd496d83e3a13d6465f0a98a1cba85"], 0x48}}, 0x0) 18:49:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) syz_open_dev$cec(&(0x7f0000000140), 0x1, 0x2) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f00000001c0)={0xffffffffffffffff, 0x20, &(0x7f0000000180)={&(0x7f0000000240)=""/223, 0xdf, 0x0, &(0x7f0000000340)=""/205, 0xcd}}, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) (async) syz_open_dev$cec(&(0x7f0000000140), 0x1, 0x2) (async) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f00000001c0)={0xffffffffffffffff, 0x20, &(0x7f0000000180)={&(0x7f0000000240)=""/223, 0xdf, 0x0, &(0x7f0000000340)=""/205, 0xcd}}, 0x10) (async) 18:49:06 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb9b171a487403ac8e8755f20e24fcd9b1e008abedad09944dc3127d8d27370151febabcf762ac643da0e4c9526aafcddcf97733197ed95f8c247bddb3024aa4cb5e716f4fdd7c1313402a449509a07624f4afba50716f94128e897a6a4bc034c44dc9760f1b62dbb31d3ec87e2bdc9b808c46a884e3fd9fdd496d83e3a13d6465f0a98a1cba85"], 0x48}}, 0x0) 18:49:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="84000000", @ANYRES16, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r1) (async, rerun: 32) syz_open_dev$cec(&(0x7f0000000140), 0x1, 0x2) (async, rerun: 32) bpf$BPF_GET_BTF_INFO(0xf, &(0x7f00000001c0)={0xffffffffffffffff, 0x20, &(0x7f0000000180)={&(0x7f0000000240)=""/223, 0xdf, 0x0, &(0x7f0000000340)=""/205, 0xcd}}, 0x10) 18:49:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f00000001c0)=ANY=[@ANYBLOB='H\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb9b171a487403ac8e8755f20e24fcd9b1e008abedad09944dc3127d8d27370151febabcf762ac643da0e4c9526aafcddcf97733197ed95f8c247bddb3024aa4cb5e716f4fdd7c1313402a449509a07624f4afba50716f94128e897a6a4bc034c44dc9760f1b62dbb31d3ec87e2bdc9b808c46a884e3fd9fdd496d83e3a13d6465f0a98a1cba85"], 0x48}}, 0x0) 18:49:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x70bd2d, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}, 0x1, 0x0, 0x0, 0x10}, 0x0) 18:49:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000040), r3) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) r4 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000000c0), r0) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f00000003c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)={0x15c, r4, 0x400, 0x70bd29, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MLSCATLST={0xfc, 0xc, 0x0, 0x1, [{0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2f42}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4bac}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3ab3fa32}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xd17b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4972ec06}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb26a}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x10d3}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x188cd1d2}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x238b4750}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x64540896}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x43b8}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2078}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x12fa704d}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3870}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbf1b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6f359654}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb47}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x730b7a14}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xc004eff}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa61b}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x40a3b42e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1eb8a454}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xecc0}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4870}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x9b1e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4692}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4d5c852e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xeb47647}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x14, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x7}]}, @NLBL_CIPSOV4_A_MLSLVLLST={0x28, 0x8, 0x0, 0x1, [{0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xef}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3ea20a4a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x19884478}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x3f}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x2}]}, 0x15c}, 0x1, 0x0, 0x0, 0x24000000}, 0x40) [ 3131.069735] nla_parse: 443 callbacks suppressed [ 3131.069743] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3131.098142] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3131.107063] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3131.115646] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3131.125221] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3131.134251] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3131.143484] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 18:49:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x70bd2d, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}, 0x1, 0x0, 0x0, 0x10}, 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x70bd2d, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}, 0x1, 0x0, 0x0, 0x10}, 0x0) (async) 18:49:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:06 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) r2 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000040), r3) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async, rerun: 64) r4 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000000c0), r0) (rerun: 64) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f00000003c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)={0x15c, r4, 0x400, 0x70bd29, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MLSCATLST={0xfc, 0xc, 0x0, 0x1, [{0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2f42}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4bac}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3ab3fa32}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xd17b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4972ec06}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb26a}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x10d3}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x188cd1d2}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x238b4750}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x64540896}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x43b8}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2078}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x12fa704d}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3870}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbf1b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6f359654}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb47}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x730b7a14}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xc004eff}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa61b}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x40a3b42e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1eb8a454}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xecc0}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4870}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x9b1e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4692}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4d5c852e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xeb47647}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x14, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x7}]}, @NLBL_CIPSOV4_A_MLSLVLLST={0x28, 0x8, 0x0, 0x1, [{0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xef}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3ea20a4a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x19884478}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x3f}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x2}]}, 0x15c}, 0x1, 0x0, 0x0, 0x24000000}, 0x40) 18:49:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x70bd2d, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}, 0x1, 0x0, 0x0, 0x10}, 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x70bd2d, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}, 0x1, 0x0, 0x0, 0x10}, 0x0) (async) 18:49:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) r2 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r4, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:07 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000040), r3) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) r4 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000000c0), r0) sendmsg$NLBL_CIPSOV4_C_REMOVE(r3, &(0x7f00000003c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000001c0)={&(0x7f0000000240)={0x15c, r4, 0x400, 0x70bd29, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MLSCATLST={0xfc, 0xc, 0x0, 0x1, [{0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2f42}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4bac}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3ab3fa32}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xd17b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4972ec06}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb26a}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x10d3}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x188cd1d2}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x238b4750}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x64540896}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x43b8}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2078}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x12fa704d}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3870}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbf1b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6f359654}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb47}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x730b7a14}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xc004eff}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa61b}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x40a3b42e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1eb8a454}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xecc0}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4870}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x9b1e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4692}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4d5c852e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xeb47647}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_TAGLST={0x14, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x6}, {0x5, 0x3, 0x7}]}, @NLBL_CIPSOV4_A_MLSLVLLST={0x28, 0x8, 0x0, 0x1, [{0x24, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xef}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3ea20a4a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x19884478}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x3f}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x2}]}, 0x15c}, 0x1, 0x0, 0x0, 0x24000000}, 0x40) 18:49:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r4, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:07 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) r2 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) 18:49:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="8400", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r2) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r3, 0x1}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r8 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r8) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r4, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) 18:49:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000) 18:49:07 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="8400", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) ioctl$sock_inet_tcp_SIOCATMARK(r1, 0x8905, &(0x7f00000006c0)) r2 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$MPTCP_PM_CMD_SET_LIMITS(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x24, r2, 0x20, 0x70bd27, 0x25dfdbfd, {}, [@MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x5}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}]}, 0x24}, 0x1, 0x0, 0x0, 0x40000}, 0x20000000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff010000004d02d9c4df21ebb400000114000500fc0200"/78], 0x54}}, 0x0) 18:49:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000) 18:49:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000) 18:49:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="8400", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:07 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) 18:49:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000) [ 3131.603224] nbd: must specify at least one socket 18:49:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="840000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000) [ 3131.654921] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 3131.672214] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 3131.684012] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. 18:49:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) ioctl$sock_inet_tcp_SIOCATMARK(r1, 0x8905, &(0x7f00000006c0)) r2 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$MPTCP_PM_CMD_SET_LIMITS(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x24, r2, 0x20, 0x70bd27, 0x25dfdbfd, {}, [@MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x5}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}]}, 0x24}, 0x1, 0x0, 0x0, 0x40000}, 0x20000000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff010000004d02d9c4df21ebb400000114000500fc0200"/78], 0x54}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)) (async) ioctl$sock_inet_tcp_SIOCATMARK(r1, 0x8905, &(0x7f00000006c0)) (async) syz_genetlink_get_family_id$mptcp(&(0x7f0000000140), 0xffffffffffffffff) (async) sendmsg$MPTCP_PM_CMD_SET_LIMITS(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x24, r2, 0x20, 0x70bd27, 0x25dfdbfd, {}, [@MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x5}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}]}, 0x24}, 0x1, 0x0, 0x0, 0x40000}, 0x20000000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff010000004d02d9c4df21ebb400000114000500fc0200"/78], 0x54}}, 0x0) (async) 18:49:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000) 18:49:07 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r0) 18:49:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="840000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) 18:49:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) ioctl$sock_inet_tcp_SIOCATMARK(r2, 0x8905, &(0x7f00000006c0)) syz_genetlink_get_family_id$tipc(&(0x7f0000000000), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r3) r4 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) setsockopt$bt_BT_VOICE(r4, 0x112, 0xb, 0x0, 0x0) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000240)=ANY=[@ANYRES64=r0, @ANYRES16=r5, @ANYBLOB="010000000000000000000100000008000200000000fa0e0001004e45424c5f4d474d5411000014000500fe3191000000000000000000000000bb08000714ac1414bb161c6f98923e4610acedfde382ab347dd19660decb2c7392c6a52804d6f56d1ac35a412d2e017d5fd9d777b4ea01f31755ca60d4626de881e72b078a3d629ac00a2e4a112cb82266af6ed2b7f974d85b3a7205243942da233ad5a689494f9af3409391ced630c7cbef35792ef2016994b765a273f2594885b514c95552ab62ddfdfc20017643c604cfb40747b3a51bbd7e19c725332686eadff33b9b32db07"], 0x48}}, 0x0) 18:49:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000001300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000240)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16, @ANYBLOB="05"], 0x4c}}, 0x0) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000003c0), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000001380), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001440)={0x0, 0x0, &(0x7f0000001400)={&(0x7f0000000400)=ANY=[@ANYBLOB="840000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000080001"], 0x84}}, 0x0) [ 3131.831559] nbd: must specify at least one socket 18:49:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) ioctl$sock_inet_tcp_SIOCATMARK(r2, 0x8905, &(0x7f00000006c0)) syz_genetlink_get_family_id$tipc(&(0x7f0000000000), r2) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r3) (async) r4 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) setsockopt$bt_BT_VOICE(r4, 0x112, 0xb, 0x0, 0x0) (async) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000240)=ANY=[@ANYRES64=r0, @ANYRES16=r5, @ANYBLOB="010000000000000000000100000008000200000000fa0e0001004e45424c5f4d474d5411000014000500fe3191000000000000000000000000bb08000714ac1414bb161c6f98923e4610acedfde382ab347dd19660decb2c7392c6a52804d6f56d1ac35a412d2e017d5fd9d777b4ea01f31755ca60d4626de881e72b078a3d629ac00a2e4a112cb82266af6ed2b7f974d85b3a7205243942da233ad5a689494f9af3409391ced630c7cbef35792ef2016994b765a273f2594885b514c95552ab62ddfdfc20017643c604cfb40747b3a51bbd7e19c725332686eadff33b9b32db07"], 0x48}}, 0x0) 18:49:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) ioctl$sock_inet_tcp_SIOCATMARK(r1, 0x8905, &(0x7f00000006c0)) (async) r2 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000140), 0xffffffffffffffff) sendmsg$MPTCP_PM_CMD_SET_LIMITS(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x24, r2, 0x20, 0x70bd27, 0x25dfdbfd, {}, [@MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x5}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x6}]}, 0x24}, 0x1, 0x0, 0x0, 0x40000}, 0x20000000) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff010000004d02d9c4df21ebb400000114000500fc0200"/78], 0x54}}, 0x0) 18:49:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)={0xffffffffffffffff}) ioctl$sock_inet_tcp_SIOCATMARK(r2, 0x8905, &(0x7f00000006c0)) syz_genetlink_get_family_id$tipc(&(0x7f0000000000), r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r3) r4 = syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) setsockopt$bt_BT_VOICE(r4, 0x112, 0xb, 0x0, 0x0) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000240)=ANY=[@ANYRES64=r0, @ANYRES16=r5, @ANYBLOB="010000000000000000000100000008000200000000fa0e0001004e45424c5f4d474d5411000014000500fe3191000000000000000000000000bb08000714ac1414bb161c6f98923e4610acedfde382ab347dd19660decb2c7392c6a52804d6f56d1ac35a412d2e017d5fd9d777b4ea01f31755ca60d4626de881e72b078a3d629ac00a2e4a112cb82266af6ed2b7f974d85b3a7205243942da233ad5a689494f9af3409391ced630c7cbef35792ef2016994b765a273f2594885b514c95552ab62ddfdfc20017643c604cfb40747b3a51bbd7e19c725332686eadff33b9b32db07"], 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair(0x0, 0x4, 0xffff7fff, &(0x7f0000000680)) (async) ioctl$sock_inet_tcp_SIOCATMARK(r2, 0x8905, &(0x7f00000006c0)) (async) syz_genetlink_get_family_id$tipc(&(0x7f0000000000), r2) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r3) (async) syz_init_net_socket$bt_l2cap(0x1f, 0x1, 0x0) (async) setsockopt$bt_BT_VOICE(r4, 0x112, 0xb, 0x0, 0x0) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000140)={&(0x7f0000000240)=ANY=[@ANYRES64=r0, @ANYRES16=r5, @ANYBLOB="010000000000000000000100000008000200000000fa0e0001004e45424c5f4d474d5411000014000500fe3191000000000000000000000000bb08000714ac1414bb161c6f98923e4610acedfde382ab347dd19660decb2c7392c6a52804d6f56d1ac35a412d2e017d5fd9d777b4ea01f31755ca60d4626de881e72b078a3d629ac00a2e4a112cb82266af6ed2b7f974d85b3a7205243942da233ad5a689494f9af3409391ced630c7cbef35792ef2016994b765a273f2594885b514c95552ab62ddfdfc20017643c604cfb40747b3a51bbd7e19c725332686eadff33b9b32db07"], 0x48}}, 0x0) (async) 18:49:07 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3132.062599] nbd: must specify at least one socket 18:49:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, 0x0, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000000}, 0x8040) 18:49:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={0x0}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3132.089214] nbd: must specify at least one socket 18:49:07 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, 0x0, 0x1}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000680)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000640)={&(0x7f0000000600)={0x28, r2, 0x1, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @empty}}]}, 0x28}, 0x1, 0x0, 0x0, 0x24}, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000440)={0xffffffffffffffff, 0xe0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa, &(0x7f0000000140)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x1, 0x9, &(0x7f0000000180)=[0x0], &(0x7f00000001c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000240)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000280), &(0x7f00000002c0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000300)}}, 0x10) sendmsg$MPTCP_PM_CMD_GET_LIMITS(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0xb4, 0x0, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@MPTCP_PM_ATTR_ADDR={0x14, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e21}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast1}]}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x5}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x3}, @MPTCP_PM_ATTR_ADDR={0x40, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r4}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e21}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @empty}]}, @MPTCP_PM_ATTR_ADDR={0x3c, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @loopback}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @mcast2}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x41000}, 0x40011) 18:49:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, 0x0, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000000}, 0x8040) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) (async) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, 0x0, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000000}, 0x8040) (async) 18:49:07 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={0x0}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000680)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000640)={&(0x7f0000000600)={0x28, r2, 0x1, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @empty}}]}, 0x28}, 0x1, 0x0, 0x0, 0x24}, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000440)={0xffffffffffffffff, 0xe0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa, &(0x7f0000000140)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x1, 0x9, &(0x7f0000000180)=[0x0], &(0x7f00000001c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000240)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000280), &(0x7f00000002c0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000300)}}, 0x10) sendmsg$MPTCP_PM_CMD_GET_LIMITS(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0xb4, 0x0, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@MPTCP_PM_ATTR_ADDR={0x14, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e21}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast1}]}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x5}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x3}, @MPTCP_PM_ATTR_ADDR={0x40, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r4}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e21}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @empty}]}, @MPTCP_PM_ATTR_ADDR={0x3c, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @loopback}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @mcast2}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x41000}, 0x40011) [ 3132.268641] nbd: must specify at least one socket 18:49:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, 0x0, 0x1}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={0x0}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000680)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000640)={&(0x7f0000000600)={0x28, r2, 0x1, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @ipv4={'\x00', '\xff\xff', @empty}}]}, 0x28}, 0x1, 0x0, 0x0, 0x24}, 0x0) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f0000000440)={0xffffffffffffffff, 0xe0, &(0x7f0000000340)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xa, &(0x7f0000000140)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], ""/16, 0x0, 0x0, 0x0, 0x0, 0x1, 0x9, &(0x7f0000000180)=[0x0], &(0x7f00000001c0)=[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0], 0x0, 0x8, &(0x7f0000000240)=[{}, {}, {}, {}], 0x20, 0x10, &(0x7f0000000280), &(0x7f00000002c0), 0x8, 0x10, 0x8, 0x8, &(0x7f0000000300)}}, 0x10) sendmsg$MPTCP_PM_CMD_GET_LIMITS(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0xb4, 0x0, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@MPTCP_PM_ATTR_ADDR={0x14, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e21}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @multicast1}]}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x5}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x3}, @MPTCP_PM_ATTR_ADDR={0x40, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r4}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e21}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @empty}]}, @MPTCP_PM_ATTR_ADDR={0x3c, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @loopback}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @mcast2}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}]}]}, 0xb4}, 0x1, 0x0, 0x0, 0x41000}, 0x40011) 18:49:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, 0x0, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4000000}, 0x8040) 18:49:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3132.368368] nbd: must specify at least one socket [ 3132.373324] nbd: must specify at least one socket 18:49:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, 0x0, 0x1}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) sendmsg$NLBL_CIPSOV4_C_LIST(r1, &(0x7f00000001c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000240)={0xe4, 0x0, 0x300, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x30, 0x8, 0x0, 0x1, [{0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x86}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x604a8c89}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x6a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x791c7222}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf6}]}]}, @NLBL_CIPSOV4_A_MLSLVLLST={0xa0, 0x8, 0x0, 0x1, [{0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3dca263c}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x58}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x9e}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x72efb815}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4efdb35d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x752d46c}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe7}]}, {0x44, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x42}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6238bebd}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x84bcd0b}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5f3a140a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2cffca43}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x4d}]}, {0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x725fb964}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1fdc2b9a}]}]}]}, 0xe4}, 0x1, 0x0, 0x0, 0x40c04}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private0={0xfc, 0x0, '\x00', 0x1}}]}, 0x48}, 0x1, 0x0, 0x0, 0x24048890}, 0x0) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), r2) 18:49:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3132.500595] nbd: must specify at least one socket 18:49:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) sendmsg$NLBL_CIPSOV4_C_LIST(r1, &(0x7f00000001c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000240)={0xe4, 0x0, 0x300, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x30, 0x8, 0x0, 0x1, [{0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x86}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x604a8c89}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x6a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x791c7222}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf6}]}]}, @NLBL_CIPSOV4_A_MLSLVLLST={0xa0, 0x8, 0x0, 0x1, [{0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3dca263c}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x58}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x9e}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x72efb815}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4efdb35d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x752d46c}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe7}]}, {0x44, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x42}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6238bebd}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x84bcd0b}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5f3a140a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2cffca43}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x4d}]}, {0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x725fb964}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1fdc2b9a}]}]}]}, 0xe4}, 0x1, 0x0, 0x0, 0x40c04}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private0={0xfc, 0x0, '\x00', 0x1}}]}, 0x48}, 0x1, 0x0, 0x0, 0x24048890}, 0x0) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), r2) 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$netlbl_cipso(&(0x7f0000000800), r1) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r1, &(0x7f00000001c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000240)={0xe4, 0x0, 0x300, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x30, 0x8, 0x0, 0x1, [{0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x86}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x604a8c89}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x6a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x791c7222}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf6}]}]}, @NLBL_CIPSOV4_A_MLSLVLLST={0xa0, 0x8, 0x0, 0x1, [{0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3dca263c}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x58}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x9e}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x72efb815}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4efdb35d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x752d46c}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe7}]}, {0x44, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x42}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6238bebd}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x84bcd0b}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5f3a140a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2cffca43}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x4d}]}, {0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x725fb964}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1fdc2b9a}]}]}]}, 0xe4}, 0x1, 0x0, 0x0, 0x40c04}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private0={0xfc, 0x0, '\x00', 0x1}}]}, 0x48}, 0x1, 0x0, 0x0, 0x24048890}, 0x0) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), r2) (async) 18:49:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 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$netlbl_mgmt(&(0x7f0000000040), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) 18:49:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, 0x0, 0x1}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r1, &(0x7f00000001c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000240)={0xe4, 0x0, 0x300, 0x70bd2a, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x30, 0x8, 0x0, 0x1, [{0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x86}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x604a8c89}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x6a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x791c7222}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf6}]}]}, @NLBL_CIPSOV4_A_MLSLVLLST={0xa0, 0x8, 0x0, 0x1, [{0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3dca263c}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x58}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x9e}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x72efb815}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4efdb35d}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x752d46c}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe7}]}, {0x44, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x42}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6238bebd}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xf4}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x84bcd0b}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5f3a140a}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2cffca43}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x4d}]}, {0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x725fb964}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1fdc2b9a}]}]}]}, 0xe4}, 0x1, 0x0, 0x0, 0x40c04}, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private0={0xfc, 0x0, '\x00', 0x1}}]}, 0x48}, 0x1, 0x0, 0x0, 0x24048890}, 0x0) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), r2) [ 3132.622452] nbd: must specify at least one socket 18:49:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={0x0}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x0, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) [ 3132.702172] nbd: must specify at least one socket 18:49:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x0, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r3 = accept4$netrom(0xffffffffffffffff, &(0x7f0000000140)={{0x3, @default}, [@remote, @bcast, @null, @remote, @null, @remote, @default, @rose]}, &(0x7f0000000280)=0x48, 0x80800) getsockopt$netrom_NETROM_T4(r3, 0x103, 0x6, &(0x7f00000001c0)=0x177, &(0x7f0000000240)=0x4) 18:49:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={0x0}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3132.763456] nbd: must specify at least one socket 18:49:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x0, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 3: r0 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r0) getsockopt$bt_BT_VOICE(r0, 0x112, 0xb, &(0x7f00000001c0)=0x8001, &(0x7f00000003c0)=0x2) 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$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)={0x150, 0x0, 0x200, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_TAGLST={0x3c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x1}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x7}, {0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x5}]}, @NLBL_CIPSOV4_A_MLSCATLST={0x24, 0xc, 0x0, 0x1, [{0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xedfb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x12f0f0a9}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3df0c004}]}]}, @NLBL_CIPSOV4_A_TAGLST={0x44, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x5}, {0x5}, {0x5, 0x3, 0x2}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}, @NLBL_CIPSOV4_A_MLSLVLLST={0x80, 0x8, 0x0, 0x1, [{0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe4}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xdd}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xee}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4b1525a6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x5e}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1e533809}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x93cee1c}]}, {0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe8}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x142b1b18}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x84}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5ba6f893}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x751169cb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x67}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x75ac5a80}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}]}, 0x150}, 0x1, 0x0, 0x0, 0x4000}, 0x40) 18:49:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r3 = accept4$netrom(0xffffffffffffffff, &(0x7f0000000140)={{0x3, @default}, [@remote, @bcast, @null, @remote, @null, @remote, @default, @rose]}, &(0x7f0000000280)=0x48, 0x80800) getsockopt$netrom_NETROM_T4(r3, 0x103, 0x6, &(0x7f00000001c0)=0x177, &(0x7f0000000240)=0x4) 18:49:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, 0x0, 0x1}, 0x14}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r6) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r3 = accept4$netrom(0xffffffffffffffff, &(0x7f0000000140)={{0x3, @default}, [@remote, @bcast, @null, @remote, @null, @remote, @default, @rose]}, &(0x7f0000000280)=0x48, 0x80800) getsockopt$netrom_NETROM_T4(r3, 0x103, 0x6, &(0x7f00000001c0)=0x177, &(0x7f0000000240)=0x4) 18:49:08 executing program 3: r0 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r0) getsockopt$bt_BT_VOICE(r0, 0x112, 0xb, &(0x7f00000001c0)=0x8001, &(0x7f00000003c0)=0x2) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)={0x150, 0x0, 0x200, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_TAGLST={0x3c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x1}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x7}, {0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x5}]}, @NLBL_CIPSOV4_A_MLSCATLST={0x24, 0xc, 0x0, 0x1, [{0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xedfb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x12f0f0a9}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3df0c004}]}]}, @NLBL_CIPSOV4_A_TAGLST={0x44, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x5}, {0x5}, {0x5, 0x3, 0x2}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}, @NLBL_CIPSOV4_A_MLSLVLLST={0x80, 0x8, 0x0, 0x1, [{0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe4}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xdd}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xee}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4b1525a6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x5e}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1e533809}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x93cee1c}]}, {0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe8}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x142b1b18}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x84}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5ba6f893}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x751169cb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x67}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x75ac5a80}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}]}, 0x150}, 0x1, 0x0, 0x0, 0x4000}, 0x40) socket(0x1d, 0x4, 0x4a) (async) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r0) (async) getsockopt$bt_BT_VOICE(r0, 0x112, 0xb, &(0x7f00000001c0)=0x8001, &(0x7f00000003c0)=0x2) (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$netlbl_mgmt(&(0x7f0000000100), r2) (async) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)={0x150, 0x0, 0x200, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_TAGLST={0x3c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x1}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x7}, {0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x5}]}, @NLBL_CIPSOV4_A_MLSCATLST={0x24, 0xc, 0x0, 0x1, [{0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xedfb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x12f0f0a9}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3df0c004}]}]}, @NLBL_CIPSOV4_A_TAGLST={0x44, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x5}, {0x5}, {0x5, 0x3, 0x2}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}, @NLBL_CIPSOV4_A_MLSLVLLST={0x80, 0x8, 0x0, 0x1, [{0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe4}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xdd}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xee}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4b1525a6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x5e}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1e533809}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x93cee1c}]}, {0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe8}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x142b1b18}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x84}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5ba6f893}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x751169cb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x67}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x75ac5a80}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}]}, 0x150}, 0x1, 0x0, 0x0, 0x4000}, 0x40) (async) [ 3132.893941] nbd: nbd4 already in use 18:49:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={0x0}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) [ 3133.005273] nbd: must specify at least one socket 18:49:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r2 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 3: r0 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r0) getsockopt$bt_BT_VOICE(r0, 0x112, 0xb, &(0x7f00000001c0)=0x8001, &(0x7f00000003c0)=0x2) (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$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)={0x150, 0x0, 0x200, 0x70bd2c, 0x25dfdbfd, {}, [@NLBL_CIPSOV4_A_TAGLST={0x3c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x1}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x7}, {0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x5}]}, @NLBL_CIPSOV4_A_MLSCATLST={0x24, 0xc, 0x0, 0x1, [{0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xedfb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x12f0f0a9}]}, {0xc, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3df0c004}]}]}, @NLBL_CIPSOV4_A_TAGLST={0x44, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x6}, {0x5, 0x3, 0x5}, {0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x5}, {0x5}, {0x5, 0x3, 0x2}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x3}, @NLBL_CIPSOV4_A_MLSLVLLST={0x80, 0x8, 0x0, 0x1, [{0x3c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe4}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xdd}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xee}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4b1525a6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x5e}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1e533809}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x93cee1c}]}, {0x34, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xe8}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x142b1b18}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x84}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x5ba6f893}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x751169cb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x67}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x75ac5a80}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}]}, 0x150}, 0x1, 0x0, 0x0, 0x4000}, 0x40) [ 3133.030306] nbd: must specify at least one socket 18:49:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:08 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, 0x0, 0x1}, 0x14}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r6) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) 18:49:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x80, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}]}, 0x80}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r1) setsockopt$WPAN_WANTLQI(r1, 0x0, 0x3, &(0x7f0000000240)=0x1, 0x4) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r3, 0x800, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_PROTOCOL={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x2fb81ae94e3ad445) 18:49:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r2 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3133.170789] nbd: must specify at least one socket [ 3133.178267] nbd: must specify at least one socket 18:49:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x80, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}]}, 0x80}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r2 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r1) setsockopt$WPAN_WANTLQI(r1, 0x0, 0x3, &(0x7f0000000240)=0x1, 0x4) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r3, 0x800, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_PROTOCOL={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x2fb81ae94e3ad445) 18:49:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, 0x0, 0x1}, 0x14}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r6) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$vim2m_VIDIOC_EXPBUF(0xffffffffffffffff, 0xc0405610, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) syz_open_procfs$userns(0x0, &(0x7f0000000300)) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r2) r3 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r3) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000240)={0x84, r4, 0x20, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xaa}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x29}]}, 0x84}, 0x1, 0x0, 0x0, 0x40000}, 0x24004084) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:09 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x80, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}]}, 0x80}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3133.390289] nbd: must specify at least one socket 18:49:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x0, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r1) (async) setsockopt$WPAN_WANTLQI(r1, 0x0, 0x3, &(0x7f0000000240)=0x1, 0x4) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r2, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r3, 0x800, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_PROTOCOL={0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x2fb81ae94e3ad445) [ 3133.427123] nbd: must specify at least one socket 18:49:09 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x7c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$vim2m_VIDIOC_EXPBUF(0xffffffffffffffff, 0xc0405610, 0x0) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) syz_open_procfs$userns(0x0, &(0x7f0000000300)) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) r2 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r2) r3 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r3) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000240)={0x84, r4, 0x20, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xaa}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x29}]}, 0x84}, 0x1, 0x0, 0x0, 0x40000}, 0x24004084) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$vim2m_VIDIOC_EXPBUF(0xffffffffffffffff, 0xc0405610, 0x0) (async) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) (async) syz_open_procfs$userns(0x0, &(0x7f0000000300)) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) socket(0x1d, 0x4, 0x4a) (async) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r2) (async) socket(0x1d, 0x4, 0x4a) (async) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r3) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000240)={0x84, r4, 0x20, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xaa}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x29}]}, 0x84}, 0x1, 0x0, 0x0, 0x40000}, 0x24004084) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) 18:49:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x0, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3133.513886] nbd: must specify at least one socket 18:49:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)={0x178, 0x0, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0xe8, 0x8, 0x0, 0x1, [{0x44, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd7}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x36}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x543be6fe}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7b556c3}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x44c966fe}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x42ce672d}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x1c}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d19213b}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x21}]}, {0x54, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3980c0ca}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x40b0b001}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xb0}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2cdf0aa6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc0}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x79}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xcf}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x547c95e9}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xfb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x49}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x595dae02}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x44}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x16}]}, {0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa2}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1df91432}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_MLSLVLLST={0x74, 0x8, 0x0, 0x1, [{0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x25727c34}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4a2ed915}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x793f6a9b}]}, {0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8e9448e}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc5}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6fedfb36}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa8}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x379c0c01}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x131e24af}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7e}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7a}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x93}]}]}]}, 0x178}, 0x1, 0x0, 0x0, 0xc0c0}, 0x40000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, 0x0, 0x1}, 0x14}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r6) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x7c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)={0x178, 0x0, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0xe8, 0x8, 0x0, 0x1, [{0x44, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd7}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x36}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x543be6fe}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7b556c3}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x44c966fe}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x42ce672d}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x1c}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d19213b}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x21}]}, {0x54, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3980c0ca}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x40b0b001}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xb0}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2cdf0aa6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc0}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x79}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xcf}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x547c95e9}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xfb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x49}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x595dae02}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x44}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x16}]}, {0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa2}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1df91432}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_MLSLVLLST={0x74, 0x8, 0x0, 0x1, [{0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x25727c34}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4a2ed915}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x793f6a9b}]}, {0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8e9448e}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc5}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6fedfb36}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa8}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x379c0c01}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x131e24af}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7e}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7a}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x93}]}]}]}, 0x178}, 0x1, 0x0, 0x0, 0xc0c0}, 0x40000) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x0, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3133.661170] nbd: must specify at least one socket [ 3133.672443] nbd: must specify at least one socket 18:49:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x7c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f00000000c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000080)={&(0x7f0000000240)={0x178, 0x0, 0x10, 0x70bd27, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0xe8, 0x8, 0x0, 0x1, [{0x44, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xd7}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x36}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x543be6fe}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7b556c3}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x44c966fe}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x42ce672d}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x1c}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2d19213b}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x21}]}, {0x54, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x3980c0ca}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x40b0b001}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc8}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xb0}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x2cdf0aa6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc0}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x79}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xcf}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc1}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x547c95e9}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xfb}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x49}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x595dae02}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x44}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x16}]}, {0x14, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa2}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1df91432}]}]}, @NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x3}, @NLBL_CIPSOV4_A_MLSLVLLST={0x74, 0x8, 0x0, 0x1, [{0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x25727c34}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x4a2ed915}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x793f6a9b}]}, {0x1c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x8e9448e}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xc5}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x6fedfb36}]}, {0xc, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0xa8}]}, {0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x379c0c01}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x131e24af}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7e}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x7a}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x93}]}]}]}, 0x178}, 0x1, 0x0, 0x0, 0xc0c0}, 0x40000) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$vim2m_VIDIOC_EXPBUF(0xffffffffffffffff, 0xc0405610, 0x0) (async) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) (async, rerun: 32) syz_open_procfs$userns(0x0, &(0x7f0000000300)) (async, rerun: 32) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r0) (async) r2 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r2) r3 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r3) (async, rerun: 64) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000240)={0x84, r4, 0x20, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xaa}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x29}]}, 0x84}, 0x1, 0x0, 0x0, 0x40000}, 0x24004084) (async) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, 0x0, 0x1}, 0x14}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r6) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3133.832915] nbd: must specify at least one socket 18:49:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_REMOVEDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x10, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4}, 0x4040) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:09 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_REMOVEDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x10, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4}, 0x4040) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_MGMT_C_REMOVEDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x10, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4}, 0x4040) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) [ 3134.050657] nbd: must specify at least one socket 18:49:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r0, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, 0x0, 0x1}, 0x14}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r6) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_REMOVEDEF(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, 0x0, 0x10, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}]}, 0x1c}, 0x1, 0x0, 0x0, 0x4}, 0x4040) (async) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:09 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3134.168179] nbd: must specify at least one socket [ 3134.183309] nbd: must specify at least one socket 18:49:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x58, r2, 0x705, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV6MASK={0x12, 0x6, @local}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x58}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x30, r2, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x30}, 0x1, 0x0, 0x0, 0x40040}, 0xc4) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) 18:49:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, 0x0, 0x1}, 0x14}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r6) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x7c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_REMOVEDEF(r2, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x5c, r4, 0x200, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40080}, 0x40000) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) openat$apparmor_thread_current(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) r6 = syz_open_dev$swradio(&(0x7f0000000080), 0x0, 0x2) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r6, 0xd000943e, &(0x7f0000008b00)={0x0, 0x0, "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", "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"}) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="040000007000fe79926e1b0ee59e4cbed4643d", @ANYRESOCT=r6, @ANYRESOCT=r7], 0x14}, 0x1, 0x0, 0x0, 0x200000c0}, 0x0) 18:49:10 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3134.628978] nbd: must specify at least one socket 18:49:10 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x58, r2, 0x705, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV6MASK={0x12, 0x6, @local}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x58}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x30, r2, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x30}, 0x1, 0x0, 0x0, 0x40040}, 0xc4) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) 18:49:10 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$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_REMOVEDEF(r2, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x5c, r4, 0x200, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40080}, 0x40000) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) openat$apparmor_thread_current(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) (async) r6 = syz_open_dev$swradio(&(0x7f0000000080), 0x0, 0x2) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r6, 0xd000943e, &(0x7f0000008b00)={0x0, 0x0, "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", "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"}) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="040000007000fe79926e1b0ee59e4cbed4643d", @ANYRESOCT=r6, @ANYRESOCT=r7], 0x14}, 0x1, 0x0, 0x0, 0x200000c0}, 0x0) 18:49:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x7c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, 0x0, 0x1}, 0x14}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r6) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, 0x0, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x80, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}]}, 0x80}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000240)={0x58, r2, 0x705, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV6MASK={0x12, 0x6, @local}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x58}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x30, r2, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x30}, 0x1, 0x0, 0x0, 0x40040}, 0xc4) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) 18:49:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x70, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x70}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 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$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r3) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) (async) sendmsg$NLBL_MGMT_C_REMOVEDEF(r2, &(0x7f0000000280)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x5c, r4, 0x200, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @initdev={0xac, 0x1e, 0x0, 0x0}}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40080}, 0x40000) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) openat$apparmor_thread_current(0xffffffffffffff9c, &(0x7f0000000040), 0x2, 0x0) (async) r6 = syz_open_dev$swradio(&(0x7f0000000080), 0x0, 0x2) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r6, 0xd000943e, &(0x7f0000008b00)={0x0, 0x0, "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", "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"}) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="14000000", @ANYRES16=r5, @ANYBLOB="040000007000fe79926e1b0ee59e4cbed4643d", @ANYRESOCT=r6, @ANYRESOCT=r7], 0x14}, 0x1, 0x0, 0x0, 0x200000c0}, 0x0) [ 3134.871460] nbd: must specify at least one socket 18:49:10 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x80, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}]}, 0x80}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(0xffffffffffffffff, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, 0x0, 0x1}, 0x14}}, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r6 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r6) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x70, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x70}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_MGMT_A_CLPDOI={0x8}]}, 0x48}}, 0x0) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0x4c, r3, 0x200, 0x70bd28, 0x25dfdbff, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}, @NLBL_MGMT_A_DOMAIN={0x6, 0x1, '-\x00'}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x3}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}]}, 0x4c}, 0x1, 0x0, 0x0, 0x24000884}, 0xee93691995004856) 18:49:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r1) sendmsg$NLBL_MGMT_C_REMOVEDEF(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, r4, 0x4, 0x70bd28, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @empty}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}]}, 0x30}, 0x1, 0x0, 0x0, 0x40001}, 0x20000800) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x80, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}]}, 0x80}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3135.067808] nbd: must specify at least one socket 18:49:10 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x70, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x70}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3135.091099] nbd: must specify a size in bytes for the device 18:49:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_MGMT_A_CLPDOI={0x8}]}, 0x48}}, 0x0) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0x4c, r3, 0x200, 0x70bd28, 0x25dfdbff, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}, @NLBL_MGMT_A_DOMAIN={0x6, 0x1, '-\x00'}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x3}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}]}, 0x4c}, 0x1, 0x0, 0x0, 0x24000884}, 0xee93691995004856) 18:49:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r1) sendmsg$NLBL_MGMT_C_REMOVEDEF(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, r4, 0x4, 0x70bd28, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @empty}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}]}, 0x30}, 0x1, 0x0, 0x0, 0x40001}, 0x20000800) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:10 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x7c, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x40, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_MGMT_A_CLPDOI={0x8}]}, 0x48}}, 0x0) (async) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000000c0)={&(0x7f0000000240)={0x4c, r3, 0x200, 0x70bd28, 0x25dfdbff, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x3}, @NLBL_MGMT_A_DOMAIN={0x6, 0x1, '-\x00'}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x3}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}]}, 0x4c}, 0x1, 0x0, 0x0, 0x24000884}, 0xee93691995004856) 18:49:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r1) sendmsg$NLBL_MGMT_C_REMOVEDEF(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, r4, 0x4, 0x70bd28, 0x25dfdbff, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @empty}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x7}]}, 0x30}, 0x1, 0x0, 0x0, 0x40001}, 0x20000800) (async, rerun: 32) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (rerun: 32) 18:49:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x40, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3135.316476] nbd: must specify at least one socket 18:49:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x7c, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000002c0), r0) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x50, r2, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @broadcast}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @private=0x4}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_DOMAIN={0xd, 0x1, '-,}@+&/+\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x4064800}, 0x80000) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x78, 0x0, 0x100, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '@'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xbc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xd39b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, 'NLBL_MGMT\x00'}]}, 0x78}, 0x1, 0x0, 0x0, 0x4080}, 0x800) 18:49:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000002c0), r0) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000440)={0x318, r3, 0x20, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0xffffffffffffffff}, @NLBL_CIPSOV4_A_MLSCATLST={0x16c, 0xc, 0x0, 0x1, [{0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb6f5}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1e98b3fe}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x78930391}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xff67}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x210fd8f1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x499c8c79}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfd7e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc05a}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6c354136}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x82981df}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6f89c145}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3e163c01}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x77b376a9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x70a75232}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x77112c8a}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2638}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa80e}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4368cbd1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4dcb816d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xca1d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x841c67}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x718e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x38725829}]}, {0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc8ce}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3ee3}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb163}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1dfabe8d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x241ef11d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7207492e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6d7681e9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7ab9c0c1}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7c1e}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x47cac4c9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x40976364}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x33c0}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6d360eae}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6f364824}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7f559b41}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbe3d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4338}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x22cf}]}]}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x6}]}, @NLBL_CIPSOV4_A_TAGLST={0x44, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x6}, {0x5, 0x3, 0x6}]}, @NLBL_CIPSOV4_A_MLSCATLST={0x128, 0xc, 0x0, 0x1, [{0x4}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3d28}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7f07e7ea}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3667ccd1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x14bae686}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x73b429d9}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc4c6}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x5a0fa8b}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc5e6}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x84cb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3409b93}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4b9a8137}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3ba9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7e502eb9}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xcf68}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x19ab}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xdab7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7b3b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x26b5180a}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6675001}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x395e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xd5c3}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x64d14e2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1b61}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1e9d2494}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x9741}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x572aaeea}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x253c}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x245f3662}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xcbbc}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x737e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x282063e5}]}]}]}, 0x318}, 0x1, 0x0, 0x0, 0x24008000}, 0x40414) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 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$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r7) sendmsg$NLBL_CIPSOV4_C_REMOVE(r6, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_CIPSOV4_C_LIST(r5, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x78, r8, 0x800, 0x70bd27, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x30, 0x8, 0x0, 0x1, [{0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x15075900}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x387a191}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1c87b6a6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x56}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7af114bf}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x1}, @NLBL_CIPSOV4_A_TAGLST={0x2c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x1b3fb6b658909a21}, {0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x1}, {0x5}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000000}, 0x1) 18:49:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x40, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) (async) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000002c0), r0) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x50, r2, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @broadcast}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @private=0x4}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_DOMAIN={0xd, 0x1, '-,}@+&/+\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x4064800}, 0x80000) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x78, 0x0, 0x100, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '@'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xbc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xd39b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, 'NLBL_MGMT\x00'}]}, 0x78}, 0x1, 0x0, 0x0, 0x4080}, 0x800) 18:49:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000002c0), r0) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000440)={0x318, r3, 0x20, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0xffffffffffffffff}, @NLBL_CIPSOV4_A_MLSCATLST={0x16c, 0xc, 0x0, 0x1, [{0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb6f5}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1e98b3fe}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x78930391}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xff67}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x210fd8f1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x499c8c79}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfd7e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc05a}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6c354136}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x82981df}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6f89c145}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3e163c01}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x77b376a9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x70a75232}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x77112c8a}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2638}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa80e}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4368cbd1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4dcb816d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xca1d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x841c67}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x718e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x38725829}]}, {0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc8ce}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3ee3}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb163}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1dfabe8d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x241ef11d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7207492e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6d7681e9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7ab9c0c1}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7c1e}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x47cac4c9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x40976364}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x33c0}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6d360eae}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6f364824}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7f559b41}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbe3d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4338}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x22cf}]}]}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x6}]}, @NLBL_CIPSOV4_A_TAGLST={0x44, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x6}, {0x5, 0x3, 0x6}]}, @NLBL_CIPSOV4_A_MLSCATLST={0x128, 0xc, 0x0, 0x1, [{0x4}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3d28}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7f07e7ea}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3667ccd1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x14bae686}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x73b429d9}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc4c6}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x5a0fa8b}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc5e6}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x84cb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3409b93}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4b9a8137}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3ba9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7e502eb9}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xcf68}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x19ab}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xdab7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7b3b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x26b5180a}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6675001}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x395e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xd5c3}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x64d14e2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1b61}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1e9d2494}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x9741}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x572aaeea}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x253c}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x245f3662}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xcbbc}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x737e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x282063e5}]}]}]}, 0x318}, 0x1, 0x0, 0x0, 0x24008000}, 0x40414) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r5 = syz_init_net_socket$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$netlbl_cipso(&(0x7f0000000800), r7) sendmsg$NLBL_CIPSOV4_C_REMOVE(r6, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_CIPSOV4_C_LIST(r5, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x78, r8, 0x800, 0x70bd27, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x30, 0x8, 0x0, 0x1, [{0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x15075900}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x387a191}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1c87b6a6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x56}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7af114bf}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x1}, @NLBL_CIPSOV4_A_TAGLST={0x2c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x1b3fb6b658909a21}, {0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x1}, {0x5}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000000}, 0x1) syz_init_net_socket$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$netlbl_cipso(&(0x7f00000002c0), r0) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000440)={0x318, r3, 0x20, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0xffffffffffffffff}, @NLBL_CIPSOV4_A_MLSCATLST={0x16c, 0xc, 0x0, 0x1, [{0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb6f5}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1e98b3fe}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x78930391}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xff67}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x210fd8f1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x499c8c79}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfd7e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc05a}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6c354136}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x82981df}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6f89c145}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3e163c01}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x77b376a9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x70a75232}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x77112c8a}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2638}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa80e}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4368cbd1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4dcb816d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xca1d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x841c67}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x718e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x38725829}]}, {0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc8ce}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3ee3}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb163}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1dfabe8d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x241ef11d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7207492e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6d7681e9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7ab9c0c1}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7c1e}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x47cac4c9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x40976364}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x33c0}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6d360eae}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6f364824}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7f559b41}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbe3d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4338}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x22cf}]}]}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x6}]}, @NLBL_CIPSOV4_A_TAGLST={0x44, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x6}, {0x5, 0x3, 0x6}]}, @NLBL_CIPSOV4_A_MLSCATLST={0x128, 0xc, 0x0, 0x1, [{0x4}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3d28}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7f07e7ea}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3667ccd1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x14bae686}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x73b429d9}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc4c6}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x5a0fa8b}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc5e6}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x84cb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3409b93}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4b9a8137}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3ba9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7e502eb9}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xcf68}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x19ab}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xdab7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7b3b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x26b5180a}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6675001}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x395e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xd5c3}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x64d14e2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1b61}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1e9d2494}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x9741}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x572aaeea}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x253c}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x245f3662}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xcbbc}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x737e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x282063e5}]}]}]}, 0x318}, 0x1, 0x0, 0x0, 0x24008000}, 0x40414) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r7) (async) sendmsg$NLBL_CIPSOV4_C_REMOVE(r6, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r8, 0x1}, 0x14}}, 0x0) (async) sendmsg$NLBL_CIPSOV4_C_LIST(r5, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x78, r8, 0x800, 0x70bd27, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x30, 0x8, 0x0, 0x1, [{0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x15075900}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x387a191}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1c87b6a6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x56}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7af114bf}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x1}, @NLBL_CIPSOV4_A_TAGLST={0x2c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x1b3fb6b658909a21}, {0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x1}, {0x5}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000000}, 0x1) (async) [ 3135.467751] nbd: must specify at least one socket [ 3135.474344] nbd: must specify at least one socket 18:49:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000002c0), r0) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x50, r2, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @broadcast}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @private=0x4}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_DOMAIN={0xd, 0x1, '-,}@+&/+\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x4064800}, 0x80000) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x78, 0x0, 0x100, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '@'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xbc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xd39b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, 'NLBL_MGMT\x00'}]}, 0x78}, 0x1, 0x0, 0x0, 0x4080}, 0x800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), 0xffffffffffffffff) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000002c0), r0) (async) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x50, r2, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @broadcast}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @private=0x4}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_DOMAIN={0xd, 0x1, '-,}@+&/+\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @rand_addr=' \x01\x00'}]}, 0x50}, 0x1, 0x0, 0x0, 0x4064800}, 0x80000) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000001c0)={&(0x7f0000000080)={0x78, 0x0, 0x100, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '\x00'}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '@'}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xbc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xd39b}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0xe, 0xa, 'NLBL_MGMT\x00'}]}, 0x78}, 0x1, 0x0, 0x0, 0x4080}, 0x800) (async) 18:49:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x7c, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x74, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f00000002c0), r0) sendmsg$NLBL_CIPSOV4_C_LIST(r2, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000440)={0x318, r3, 0x20, 0x70bd26, 0x25dfdbfb, {}, [@NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0xffffffffffffffff}, @NLBL_CIPSOV4_A_MLSCATLST={0x16c, 0xc, 0x0, 0x1, [{0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb6f5}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1e98b3fe}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x78930391}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xff67}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x210fd8f1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x499c8c79}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfd7e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc05a}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6c354136}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x82981df}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6f89c145}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3e163c01}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x77b376a9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x70a75232}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x77112c8a}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2638}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa80e}]}, {0x34, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4368cbd1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4dcb816d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xca1d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x841c67}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x718e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x38725829}]}, {0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc8ce}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3ee3}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb163}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1dfabe8d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x241ef11d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7207492e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6d7681e9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7ab9c0c1}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7c1e}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x47cac4c9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x40976364}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x33c0}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6d360eae}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6f364824}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7f559b41}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xbe3d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x4338}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x22cf}]}]}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x6}]}, @NLBL_CIPSOV4_A_TAGLST={0x44, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x2}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x6}, {0x5, 0x3, 0x6}]}, @NLBL_CIPSOV4_A_MLSCATLST={0x128, 0xc, 0x0, 0x1, [{0x4}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3d28}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xfb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7f07e7ea}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3667ccd1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x14bae686}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x73b429d9}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc4c6}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x5a0fa8b}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xc5e6}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x84cb}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3409b93}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4b9a8137}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3ba9}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7e502eb9}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xcf68}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x19ab}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xdab7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7b3b}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x26b5180a}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x6675001}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x395e}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xd5c3}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x64d14e2}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1b61}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1e9d2494}]}, {0x14, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x9741}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x572aaeea}]}, {0x2c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x253c}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x245f3662}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xcbbc}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x737e}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x282063e5}]}]}]}, 0x318}, 0x1, 0x0, 0x0, 0x24008000}, 0x40414) (async) r4 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r4, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r7) sendmsg$NLBL_CIPSOV4_C_REMOVE(r6, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r8, 0x1}, 0x14}}, 0x0) sendmsg$NLBL_CIPSOV4_C_LIST(r5, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x78, r8, 0x800, 0x70bd27, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MLSLVLLST={0x30, 0x8, 0x0, 0x1, [{0x2c, 0x7, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x15075900}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x387a191}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x1c87b6a6}, @NLBL_CIPSOV4_A_MLSLVLREM={0x8, 0x6, 0x56}, @NLBL_CIPSOV4_A_MLSLVLLOC={0x8, 0x5, 0x7af114bf}]}]}, @NLBL_CIPSOV4_A_DOI={0x8, 0x1, 0x1}, @NLBL_CIPSOV4_A_TAGLST={0x2c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x1b3fb6b658909a21}, {0x5}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x1}, {0x5}]}]}, 0x78}, 0x1, 0x0, 0x0, 0x4000000}, 0x1) [ 3135.671574] nbd: must specify at least one socket 18:49:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r2) sendmsg$NLBL_MGMT_C_REMOVEDEF(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x70, r3, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xfffffffffffffffc}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}, @NLBL_MGMT_A_DOMAIN={0x6, 0x1, '{\x00'}, @NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @loopback}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x3a}}]}, 0x70}, 0x1, 0x0, 0x0, 0x4010}, 0x20044000) r4 = syz_open_dev$swradio(&(0x7f0000000080), 0x0, 0x2) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r4, 0xd000943e, &(0x7f0000008b00)={0x0, 0x0, "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", "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"}) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000300), r5) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000200)={0x0, 0x36, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYRES64=r0, @ANYRES8=r0, @ANYRES32=r4], 0x48}, 0x1, 0x0, 0x0, 0x10}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000002c0), r6) 18:49:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="8d50077a", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) 18:49:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x74, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 5: 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$netlbl_mgmt(&(0x7f0000000100), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="8d50077a", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) 18:49:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r2) sendmsg$NLBL_MGMT_C_REMOVEDEF(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x70, r3, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xfffffffffffffffc}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}, @NLBL_MGMT_A_DOMAIN={0x6, 0x1, '{\x00'}, @NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @loopback}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x3a}}]}, 0x70}, 0x1, 0x0, 0x0, 0x4010}, 0x20044000) r4 = syz_open_dev$swradio(&(0x7f0000000080), 0x0, 0x2) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r4, 0xd000943e, &(0x7f0000008b00)={0x0, 0x0, "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", "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"}) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000300), r5) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000200)={0x0, 0x36, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYRES64=r0, @ANYRES8=r0, @ANYRES32=r4], 0x48}, 0x1, 0x0, 0x0, 0x10}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000002c0), r6) 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r2) (async) sendmsg$NLBL_MGMT_C_REMOVEDEF(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x70, r3, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xfffffffffffffffc}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}, @NLBL_MGMT_A_DOMAIN={0x6, 0x1, '{\x00'}, @NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @loopback}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x3a}}]}, 0x70}, 0x1, 0x0, 0x0, 0x4010}, 0x20044000) (async) syz_open_dev$swradio(&(0x7f0000000080), 0x0, 0x2) (async) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r4, 0xd000943e, &(0x7f0000008b00)={0x0, 0x0, "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", "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"}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000300), r5) (async) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000200)={0x0, 0x36, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYRES64=r0, @ANYRES8=r0, @ANYRES32=r4], 0x48}, 0x1, 0x0, 0x0, 0x10}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000002c0), r6) (async) 18:49:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x74, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="8d50077a", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) 18:49:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000240), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x58, r3, 0x1, 0x0, 0x1000, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x58}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r5) sendmsg$NLBL_MGMT_C_ADD(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r6, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r4, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r6, 0x20, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010100}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x4040804) 18:49:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x74, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r2) sendmsg$NLBL_MGMT_C_REMOVEDEF(r2, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x70, r3, 0x800, 0x70bd28, 0x25dfdbfb, {}, [@NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0xfffffffffffffffc}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x3}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}, @NLBL_MGMT_A_DOMAIN={0x6, 0x1, '{\x00'}, @NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @loopback}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x3a}}]}, 0x70}, 0x1, 0x0, 0x0, 0x4010}, 0x20044000) (async) r4 = syz_open_dev$swradio(&(0x7f0000000080), 0x0, 0x2) ioctl$BTRFS_IOC_INO_LOOKUP_USER(r4, 0xd000943e, &(0x7f0000008b00)={0x0, 0x0, "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", "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"}) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000300), r5) (async) sendmsg$NLBL_MGMT_C_ADD(r2, &(0x7f0000000200)={0x0, 0x36, &(0x7f0000000040)={&(0x7f00000000c0)=ANY=[@ANYRES64=r0, @ANYRES8=r0, @ANYRES32=r4], 0x48}, 0x1, 0x0, 0x0, 0x10}, 0x0) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000002c0), r6) 18:49:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000240), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x58, r3, 0x1, 0x0, 0x1000, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x58}}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r5) sendmsg$NLBL_MGMT_C_ADD(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r6, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r4, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r6, 0x20, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010100}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x4040804) [ 3136.196685] nla_parse: 395 callbacks suppressed [ 3136.196691] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 3136.211630] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 3136.220831] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 3136.229881] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 3136.239239] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 3136.248030] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 3136.256615] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 18:49:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3136.314157] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3136.336126] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3136.344944] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 18:49:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x74, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000240), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x58, r3, 0x1, 0x0, 0x1000, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x58}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r5) sendmsg$NLBL_MGMT_C_ADD(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r6, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_PROTOCOLS(r4, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r6, 0x20, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010100}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x4040804) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000240), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x58, r3, 0x1, 0x0, 0x1000, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x58}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r5) (async) sendmsg$NLBL_MGMT_C_ADD(r5, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r6, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r4, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r6, 0x20, 0x70bd2d, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010100}]}, 0x34}, 0x1, 0x0, 0x0, 0x800}, 0x4040804) (async) 18:49:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x54, r2, 0x1, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x22}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0xf}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @dev={0xac, 0x14, 0x14, 0x18}}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '3'}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x8000) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000980)='/proc/mdstat\x00', 0x0, 0x0) sendmsg$BATADV_CMD_GET_BLA_CLAIM(r3, 0x0, 0x0) ioctl$IOCTL_START_ACCEL_DEV(r3, 0x40096102, &(0x7f00000000c0)={{&(0x7f0000000300)={'KERNEL\x00', {&(0x7f0000000240)=@adf_dec={@bank={'Bank', '3', 'CoreAffinity\x00'}, {0x6}, {&(0x7f0000000140)=@adf_dec={@bank={'Bank', '0', 'InterruptCoalescingTimerNs\x00'}, {0x69}}}}}}}, 0x61}) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB="480424ffb29361a925f36cdb5594bb2f1f109e15a4", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) 18:49:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, 0x0}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x54, r2, 0x1, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x22}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0xf}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @dev={0xac, 0x14, 0x14, 0x18}}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '3'}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x8000) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000980)='/proc/mdstat\x00', 0x0, 0x0) sendmsg$BATADV_CMD_GET_BLA_CLAIM(r3, 0x0, 0x0) (async) ioctl$IOCTL_START_ACCEL_DEV(r3, 0x40096102, &(0x7f00000000c0)={{&(0x7f0000000300)={'KERNEL\x00', {&(0x7f0000000240)=@adf_dec={@bank={'Bank', '3', 'CoreAffinity\x00'}, {0x6}, {&(0x7f0000000140)=@adf_dec={@bank={'Bank', '0', 'InterruptCoalescingTimerNs\x00'}, {0x69}}}}}}}, 0x61}) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB="480424ffb29361a925f36cdb5594bb2f1f109e15a4", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) 18:49:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x6c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x6c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x7c, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 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$netlbl_mgmt(&(0x7f0000000100), r4) sendmsg$NLBL_MGMT_C_ADD(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x74, r5, 0x200, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0xa, 0x1, '*,!/)\x00'}, @NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x74}, 0x1, 0x0, 0x0, 0x8000}, 0x4000080) [ 3136.523872] nbd: nbd2 already in use 18:49:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x54, r2, 0x1, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x22}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0xf}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @dev={0xac, 0x14, 0x14, 0x18}}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '3'}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x8000) r3 = openat$procfs(0xffffffffffffff9c, &(0x7f0000000980)='/proc/mdstat\x00', 0x0, 0x0) sendmsg$BATADV_CMD_GET_BLA_CLAIM(r3, 0x0, 0x0) ioctl$IOCTL_START_ACCEL_DEV(r3, 0x40096102, &(0x7f00000000c0)={{&(0x7f0000000300)={'KERNEL\x00', {&(0x7f0000000240)=@adf_dec={@bank={'Bank', '3', 'CoreAffinity\x00'}, {0x6}, {&(0x7f0000000140)=@adf_dec={@bank={'Bank', '0', 'InterruptCoalescingTimerNs\x00'}, {0x69}}}}}}}, 0x61}) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB="480424ffb29361a925f36cdb5594bb2f1f109e15a4", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_LISTALL(r0, &(0x7f0000000480)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x54, r2, 0x1, 0x70bd25, 0x25dfdbfe, {}, [@NLBL_MGMT_A_FAMILY={0x6, 0xb, 0x22}, @NLBL_MGMT_A_FAMILY={0x6, 0xb, 0xf}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @dev={0xac, 0x14, 0x14, 0x18}}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '3'}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @empty}]}, 0x54}, 0x1, 0x0, 0x0, 0x800}, 0x8000) (async) openat$procfs(0xffffffffffffff9c, &(0x7f0000000980)='/proc/mdstat\x00', 0x0, 0x0) (async) sendmsg$BATADV_CMD_GET_BLA_CLAIM(r3, 0x0, 0x0) (async) ioctl$IOCTL_START_ACCEL_DEV(r3, 0x40096102, &(0x7f00000000c0)={{&(0x7f0000000300)={'KERNEL\x00', {&(0x7f0000000240)=@adf_dec={@bank={'Bank', '3', 'CoreAffinity\x00'}, {0x6}, {&(0x7f0000000140)=@adf_dec={@bank={'Bank', '0', 'InterruptCoalescingTimerNs\x00'}, {0x69}}}}}}}, 0x61}) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB="480424ffb29361a925f36cdb5594bb2f1f109e15a4", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000000000000000108000700ac1414bb"], 0x48}}, 0x0) (async) [ 3136.568269] nbd: must specify at least one socket 18:49:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x7c, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x6c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x6c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 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$netlbl_mgmt(&(0x7f0000000100), r4) sendmsg$NLBL_MGMT_C_ADD(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x74, r5, 0x200, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0xa, 0x1, '*,!/)\x00'}, @NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x74}, 0x1, 0x0, 0x0, 0x8000}, 0x4000080) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 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$netlbl_mgmt(&(0x7f0000000100), r4) (async) sendmsg$NLBL_MGMT_C_ADD(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) (async) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x74, r5, 0x200, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0xa, 0x1, '*,!/)\x00'}, @NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x74}, 0x1, 0x0, 0x0, 0x8000}, 0x4000080) (async) 18:49:12 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 3: keyctl$unlink(0x9, 0x0, 0xfffffffffffffffa) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={0x0}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x64, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x64}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x7c, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 3: keyctl$unlink(0x9, 0x0, 0xfffffffffffffffa) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(0x0, 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3136.765374] nbd: must specify at least one socket 18:49:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async, rerun: 32) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (rerun: 32) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r5 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r4) sendmsg$NLBL_MGMT_C_ADD(r4, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r5, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @local}]}, 0x1c}}, 0x0) (async) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0x74, r5, 0x200, 0x70bd2b, 0x25dfdbfe, {}, [@NLBL_MGMT_A_DOMAIN={0xa, 0x1, '*,!/)\x00'}, @NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_CV4DOI={0x8, 0x4, 0x2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private1={0xfc, 0x1, '\x00', 0x1}}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x1, 0x0}}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x74}, 0x1, 0x0, 0x0, 0x8000}, 0x4000080) 18:49:12 executing program 3: keyctl$unlink(0x9, 0x0, 0xfffffffffffffffa) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(0x0, 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x64, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x64}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={0x0}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) getsockopt$WPAN_SECURITY_LEVEL(0xffffffffffffffff, 0x0, 0x2, &(0x7f0000000000), &(0x7f0000000140)=0x4) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="54008700", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) 18:49:12 executing program 3: ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000000240)={0x0, ""/256, 0x0, 0x0, 0x0}) ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000540)={"81d5d5728840eb74f86c07af5fd77afc", r0, 0x0, {0xffffffff00000000, 0x2}, {0x9, 0x800}, 0xf800000000000000, [0xce, 0x800, 0x7fffffffffffffff, 0xff, 0x7fffffffffffffff, 0x86, 0xa8b, 0x5, 0x7fffffff, 0x3f, 0x0, 0x4, 0xa9, 0x7f, 0x401, 0x7]}) 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$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) getsockopt$WPAN_SECURITY_LEVEL(0xffffffffffffffff, 0x0, 0x2, &(0x7f0000000000), &(0x7f0000000140)=0x4) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="54008700", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) 18:49:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x5c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 3: ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000000240)={0x0, ""/256, 0x0, 0x0, 0x0}) ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000540)={"81d5d5728840eb74f86c07af5fd77afc", r0, 0x0, {0xffffffff00000000, 0x2}, {0x9, 0x800}, 0xf800000000000000, [0xce, 0x800, 0x7fffffffffffffff, 0xff, 0x7fffffffffffffff, 0x86, 0xa8b, 0x5, 0x7fffffff, 0x3f, 0x0, 0x4, 0xa9, 0x7f, 0x401, 0x7]}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(0x0, 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3137.013412] nbd: must specify at least one socket 18:49:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) getsockopt$WPAN_SECURITY_LEVEL(0xffffffffffffffff, 0x0, 0x2, &(0x7f0000000000), &(0x7f0000000140)=0x4) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB="54008700", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) 18:49:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x7c, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={0x0}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 5: bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff, 0x5}, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000100000008000200050000000e0001004e4c424c5f27c2dd38e4c75cb4000600ff0148c5a30500fc0200"/78], 0x54}}, 0x0) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000140), r0) sendmsg$NLBL_CIPSOV4_C_REMOVE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="38010000", @ANYRES16=r3, @ANYBLOB="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"], 0x138}}, 0x44810) 18:49:12 executing program 3: ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000000240)={0x0, ""/256, 0x0, 0x0, 0x0}) ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000540)={"81d5d5728840eb74f86c07af5fd77afc", r0, 0x0, {0xffffffff00000000, 0x2}, {0x9, 0x800}, 0xf800000000000000, [0xce, 0x800, 0x7fffffffffffffff, 0xff, 0x7fffffffffffffff, 0x86, 0xa8b, 0x5, 0x7fffffff, 0x3f, 0x0, 0x4, 0xa9, 0x7f, 0x401, 0x7]}) 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$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) ioctl$BTRFS_IOC_GET_SUBVOL_INFO(0xffffffffffffffff, 0x81f8943c, &(0x7f0000000240)) (async) ioctl$BTRFS_IOC_SET_RECEIVED_SUBVOL(0xffffffffffffffff, 0xc0c89425, &(0x7f0000000540)={"81d5d5728840eb74f86c07af5fd77afc", r0, 0x0, {0xffffffff00000000, 0x2}, {0x9, 0x800}, 0xf800000000000000, [0xce, 0x800, 0x7fffffffffffffff, 0xff, 0x7fffffffffffffff, 0x86, 0xa8b, 0x5, 0x7fffffff, 0x3f, 0x0, 0x4, 0xa9, 0x7f, 0x401, 0x7]}) (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$netlbl_mgmt(&(0x7f0000000100), r2) (async) sendmsg$NLBL_MGMT_C_ADD(r1, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) 18:49:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x54, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:12 executing program 5: bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff, 0x5}, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000100000008000200050000000e0001004e4c424c5f27c2dd38e4c75cb4000600ff0148c5a30500fc0200"/78], 0x54}}, 0x0) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000140), r0) sendmsg$NLBL_CIPSOV4_C_REMOVE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="38010000", @ANYRES16=r3, @ANYBLOB="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"], 0x138}}, 0x44810) bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff, 0x5}, 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000100000008000200050000000e0001004e4c424c5f27c2dd38e4c75cb4000600ff0148c5a30500fc0200"/78], 0x54}}, 0x0) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000140), r0) (async) sendmsg$NLBL_CIPSOV4_C_REMOVE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="38010000", @ANYRES16=r3, @ANYBLOB="000329bd7000fcdbdf25020c8024000b8008000a0038d3000008000a00a3f70000080009008de5962508000900388baf1c34000b8008000a003bfe0000080009005d218f4308000a001a0c000008000a0084fb00000800090040161b05080009009c2b4d4d1c000b8008000a000687000008000900ff4bf122080009001fbe2f143c000b8008000a000be4000008000a00356d000008000900c586246808000a001ef8010008000900120ebd660800090040348a2808000a00d68c00004c000b8008000a00250f000008000a00731c000008000a007ee30000080009004d517c1608000a00f4b10000080009003388661708000a0097c0000008000a004f13008e08000a00916900001c000b8008000a0046cb000008000a00b4d4000008000a00adf7000008000100ffffffffb899a1d14ce69ebea1ef5e5288fc7fdf762b0ea4f43cba5473d7d15e820359f03209ea8191ffe68d7aeb4ed9a4bef98614fc370ce0cdcc90f64aa6ba917c4bf84944bd03f093eba0e1486d7ce9aa6f88d9a9ef7aff489df5d5ad40b24f4e5ad0061cfeba86ca971af15dfa46e734693a381c4c073f29d332ecf28860bf056d15f407a89565f3efb82a4a3f0cef80638dd4c272953d1cfd3dd9910b4a0042b81a2da34fd529e78d715a63d7a789696721ad24e99d5076b0a26bb9c2cfb77ec35d"], 0x138}}, 0x44810) (async) [ 3137.175492] nbd: must specify at least one socket 18:49:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x40, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x4c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 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$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000400)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000500)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x44, 0x0, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x505}]}, 0x44}, 0x1, 0x0, 0x0, 0x4}, 0x4000100) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='\x00', @ANYRES16=r6, @ANYBLOB="000326bd7000fbdbdf25050000000c0005000c000000000000000c000600020000000000000004000a000c0006000200000000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x8090}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYRES64=0x0, @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000108000700ac1414bb"], 0x48}}, 0x0) r7 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000002c0), r1) ioctl$AUTOFS_DEV_IOCTL_REQUESTER(0xffffffffffffffff, 0xc018937b, &(0x7f0000000540)={{0x1, 0x1, 0x18, r5, {0x0, 0xee00}}, './file0\x00'}) getsockopt$WPAN_WANTACK(r8, 0x0, 0x0, &(0x7f0000000580), &(0x7f00000005c0)=0x4) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x14, r7, 0x200, 0x70bd2a, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x20000000) 18:49:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 5: bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff, 0x5}, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000100000008000200050000000e0001004e4c424c5f27c2dd38e4c75cb4000600ff0148c5a30500fc0200"/78], 0x54}}, 0x0) r3 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000140), r0) sendmsg$NLBL_CIPSOV4_C_REMOVE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="38010000", @ANYRES16=r3, @ANYBLOB="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"], 0x138}}, 0x44810) bpf$BPF_LINK_CREATE(0x1c, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff, 0x5}, 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000100000008000200050000000e0001004e4c424c5f27c2dd38e4c75cb4000600ff0148c5a30500fc0200"/78], 0x54}}, 0x0) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000140), r0) (async) sendmsg$NLBL_CIPSOV4_C_REMOVE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000380)=ANY=[@ANYBLOB="38010000", @ANYRES16=r3, @ANYBLOB="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"], 0x138}}, 0x44810) (async) 18:49:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x40, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x40, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000400)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000500)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x44, 0x0, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x505}]}, 0x44}, 0x1, 0x0, 0x0, 0x4}, 0x4000100) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) (async, rerun: 64) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) (rerun: 64) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='\x00', @ANYRES16=r6, @ANYBLOB="000326bd7000fbdbdf25050000000c0005000c000000000000000c000600020000000000000004000a000c0006000200000000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x8090}, 0x0) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYRES64=0x0, @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000108000700ac1414bb"], 0x48}}, 0x0) (async) r7 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000002c0), r1) (async, rerun: 64) ioctl$AUTOFS_DEV_IOCTL_REQUESTER(0xffffffffffffffff, 0xc018937b, &(0x7f0000000540)={{0x1, 0x1, 0x18, r5, {0x0, 0xee00}}, './file0\x00'}) (rerun: 64) getsockopt$WPAN_WANTACK(r8, 0x0, 0x0, &(0x7f0000000580), &(0x7f00000005c0)=0x4) (async) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x14, r7, 0x200, 0x70bd2a, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x20000000) 18:49:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3137.439551] nbd: must specify at least one socket 18:49:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x40, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="737b559d1065e902", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000000)=0x1, 0x4) [ 3137.464911] nbd: must specify at least one socket 18:49:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x40, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 5: 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$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="737b559d1065e902", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) (async) setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000000)=0x1, 0x4) 18:49:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(0x0, r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) [ 3137.593045] nbd: must specify at least one socket 18:49:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) r3 = socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x74, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x74}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x40, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 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$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000400)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000500)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x44, 0x0, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x505}]}, 0x44}, 0x1, 0x0, 0x0, 0x4}, 0x4000100) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='\x00', @ANYRES16=r6, @ANYBLOB="000326bd7000fbdbdf25050000000c0005000c000000000000000c000600020000000000000004000a000c0006000200000000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x8090}, 0x0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYRES64=0x0, @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000108000700ac1414bb"], 0x48}}, 0x0) r7 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000002c0), r1) ioctl$AUTOFS_DEV_IOCTL_REQUESTER(0xffffffffffffffff, 0xc018937b, &(0x7f0000000540)={{0x1, 0x1, 0x18, r5, {0x0, 0xee00}}, './file0\x00'}) getsockopt$WPAN_WANTACK(r8, 0x0, 0x0, &(0x7f0000000580), &(0x7f00000005c0)=0x4) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x14, r7, 0x200, 0x70bd2a, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x20000000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000400)) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000500)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x44, 0x0, 0x200, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x505}]}, 0x44}, 0x1, 0x0, 0x0, 0x4}, 0x4000100) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)=ANY=[@ANYBLOB='\x00', @ANYRES16=r6, @ANYBLOB="000326bd7000fbdbdf25050000000c0005000c000000000000000c000600020000000000000004000a000c0006000200000000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x8090}, 0x0) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYRES64=0x0, @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200000000000e0001004e4c424c5f4d474d5400000014000500ff01000000000000000108000700ac1414bb"], 0x48}}, 0x0) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000002c0), r1) (async) ioctl$AUTOFS_DEV_IOCTL_REQUESTER(0xffffffffffffffff, 0xc018937b, &(0x7f0000000540)={{0x1, 0x1, 0x18, r5, {0x0, 0xee00}}, './file0\x00'}) (async) getsockopt$WPAN_WANTACK(r8, 0x0, 0x0, &(0x7f0000000580), &(0x7f00000005c0)=0x4) (async) sendmsg$NLBL_MGMT_C_ADD(r3, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x14, r7, 0x200, 0x70bd2a, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x10}, 0x20000000) (async) 18:49:13 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(0x0, r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="737b559d1065e902", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000014000600ff01000000000000000000000000000114000500fc0200"/78], 0x54}}, 0x0) setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000000)=0x1, 0x4) 18:49:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x14, r2, 0x1}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r5 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r5) openat$procfs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/mdstat\x00', 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x14, r4, 0x200, 0x70bd26, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x200000c1}, 0x44084) 18:49:13 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x6c, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x6c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(0x0, r2) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x4c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast1}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x2c}, 0x1, 0x0, 0x0, 0xc0}, 0x4000000) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) [ 3137.803910] nbd: must specify at least one socket 18:49:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x64, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x64}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 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$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast1}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x2c}, 0x1, 0x0, 0x0, 0xc0}, 0x4000000) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast1}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x2c}, 0x1, 0x0, 0x0, 0xc0}, 0x4000000) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) 18:49:13 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r1, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x4c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x14, r2, 0x1}, 0x14}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r5 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r5) (async) openat$procfs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/mdstat\x00', 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x14, r4, 0x200, 0x70bd26, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x200000c1}, 0x44084) 18:49:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast1}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x2c}, 0x1, 0x0, 0x0, 0xc0}, 0x4000000) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_PROTOCOLS(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x200, 0x70bd2c, 0x25dfdbfe, {}, [@NLBL_MGMT_A_CV4DOI={0x8}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast1}, @NLBL_MGMT_A_DOMAIN={0x5, 0x1, '\x00'}]}, 0x2c}, 0x1, 0x0, 0x0, 0xc0}, 0x4000000) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) 18:49:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x4c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x5c, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000) 18:49:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x4c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}}, 0x4000) 18:49:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x100, 0x70bd28, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_TAGLST={0x1c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x5}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000000}, 0x44000) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x40}}, 0x0) [ 3138.005863] nbd: must specify at least one socket 18:49:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000) 18:49:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x100, 0x70bd28, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_TAGLST={0x1c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x5}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000000}, 0x44000) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x40}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x100, 0x70bd28, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_TAGLST={0x1c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x5}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000000}, 0x44000) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x40}}, 0x0) (async) 18:49:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x54, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000000)={0x14, r2, 0x1}, 0x14}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r5 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r5) openat$procfs(0xffffffffffffff9c, &(0x7f0000000080)='/proc/mdstat\x00', 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x14, r4, 0x200, 0x70bd26, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x200000c1}, 0x44084) 18:49:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x4c, r2, 0x9, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}}, 0x0) 18:49:13 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x4000) 18:49:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x100, 0x70bd28, 0x25dfdbfc, {}, [@NLBL_CIPSOV4_A_MTYPE={0x8, 0x2, 0x1}, @NLBL_CIPSOV4_A_TAGLST={0x1c, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x5}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x5}]}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000000}, 0x44000) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000240)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x40}}, 0x0) [ 3138.152202] nbd: must specify at least one socket 18:49:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000500), 0x100, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r6) r7 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000300), r0) sendmsg$NLBL_CIPSOV4_C_REMOVE(r6, &(0x7f00000004c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000480)={&(0x7f0000000340)={0x140, r7, 0x10, 0x70bd25, 0x25dfdbff, {}, [@NLBL_CIPSOV4_A_MLSCATLST={0x108, 0xc, 0x0, 0x1, [{0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x312fa713}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xea0a}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe2c7}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1a06b7c8}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x65fb62b1}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3029707d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7b1f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x40df9025}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x59da}]}, {0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2bd7}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4c988501}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2e98}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2d74e1c7}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x58efa240}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x751b11fc}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2cc9ea2f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2a36eff7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x5f68}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x367e9564}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb2b8}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7ed52e30}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x65eb}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8231}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xa1bf548}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa041}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4b659e1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x20ce7293}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3c1d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1568a572}]}]}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x7}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x5}]}]}, 0x140}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r8) sendmsg$NLBL_MGMT_C_ADD(r8, &(0x7f0000000640)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x90000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x44, r2, 0x0, 0x9, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x42}}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @empty}]}, 0x44}, 0x1, 0x0, 0x0, 0x20000000}, 0x3c008880) sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x20, r5, 0x400, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x20}, 0x1, 0x0, 0x0, 0x10000000}, 0x24004040) 18:49:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x4c, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r1) sendmsg$NLBL_MGMT_C_REMOVEDEF(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x28, r3, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x27}}]}, 0x28}, 0x1, 0x0, 0x0, 0x880}, 0x40) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) [ 3138.280722] nbd: must specify at least one socket 18:49:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000500), 0x100, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r6) (async) r7 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000300), r0) sendmsg$NLBL_CIPSOV4_C_REMOVE(r6, &(0x7f00000004c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000480)={&(0x7f0000000340)={0x140, r7, 0x10, 0x70bd25, 0x25dfdbff, {}, [@NLBL_CIPSOV4_A_MLSCATLST={0x108, 0xc, 0x0, 0x1, [{0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x312fa713}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xea0a}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe2c7}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1a06b7c8}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x65fb62b1}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3029707d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7b1f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x40df9025}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x59da}]}, {0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2bd7}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4c988501}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2e98}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2d74e1c7}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x58efa240}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x751b11fc}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2cc9ea2f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2a36eff7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x5f68}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x367e9564}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb2b8}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7ed52e30}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x65eb}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8231}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xa1bf548}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa041}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4b659e1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x20ce7293}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3c1d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1568a572}]}]}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x7}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x5}]}]}, 0x140}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) (async, rerun: 32) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r8) (async) sendmsg$NLBL_MGMT_C_ADD(r8, &(0x7f0000000640)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x90000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x44, r2, 0x0, 0x9, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x42}}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @empty}]}, 0x44}, 0x1, 0x0, 0x0, 0x20000000}, 0x3c008880) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x20, r5, 0x400, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x20}, 0x1, 0x0, 0x0, 0x10000000}, 0x24004040) 18:49:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x54, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x44, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r1) sendmsg$NLBL_MGMT_C_REMOVEDEF(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x28, r3, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x27}}]}, 0x28}, 0x1, 0x0, 0x0, 0x880}, 0x40) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) [ 3138.480865] nbd: must specify at least one socket 18:49:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x38, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) openat$qat_adf_ctl(0xffffffffffffff9c, &(0x7f0000000500), 0x100, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r4) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r6) r7 = syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000300), r0) sendmsg$NLBL_CIPSOV4_C_REMOVE(r6, &(0x7f00000004c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000480)={&(0x7f0000000340)={0x140, r7, 0x10, 0x70bd25, 0x25dfdbff, {}, [@NLBL_CIPSOV4_A_MLSCATLST={0x108, 0xc, 0x0, 0x1, [{0x1c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x312fa713}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xea0a}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xe2c7}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1a06b7c8}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x65fb62b1}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x1d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x3029707d}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x7b1f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x40df9025}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x59da}]}, {0x4c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2bd7}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4c988501}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x2e98}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2d74e1c7}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x58efa240}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x751b11fc}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2cc9ea2f}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x2a36eff7}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x5f68}]}, {0x3c, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x367e9564}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xb2b8}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x7ed52e30}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x65eb}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x8231}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0xa1bf548}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0xa041}]}, {0x24, 0xb, 0x0, 0x1, [@NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x4b659e1}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x20ce7293}, @NLBL_CIPSOV4_A_MLSCATREM={0x8, 0xa, 0x3c1d}, @NLBL_CIPSOV4_A_MLSCATLOC={0x8, 0x9, 0x1568a572}]}]}, @NLBL_CIPSOV4_A_TAGLST={0x24, 0x4, 0x0, 0x1, [{0x5, 0x3, 0x7}, {0x5, 0x3, 0x1}, {0x5, 0x3, 0x7}, {0x5, 0x3, 0x5}]}]}, 0x140}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r8) (async) sendmsg$NLBL_MGMT_C_ADD(r8, &(0x7f0000000640)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x90000}, 0xc, &(0x7f0000000600)={&(0x7f0000000580)={0x44, r2, 0x0, 0x9, 0x25dfdbfc, {}, [@NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @dev={0xac, 0x14, 0x14, 0x42}}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @empty}]}, 0x44}, 0x1, 0x0, 0x0, 0x20000000}, 0x3c008880) (async, rerun: 32) sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x20, r5, 0x400, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x20}, 0x1, 0x0, 0x0, 0x10000000}, 0x24004040) (rerun: 32) 18:49:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000080), r1) sendmsg$NLBL_MGMT_C_REMOVEDEF(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000001c0)={&(0x7f00000000c0)={0x28, r3, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @dev={0xfe, 0x80, '\x00', 0x27}}]}, 0x28}, 0x1, 0x0, 0x0, 0x880}, 0x40) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @broadcast}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x38, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMo\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280), 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @broadcast}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x38, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x38}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMo\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @broadcast}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280), 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000000), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMo\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="467c8282a3b76960c14aadee1e9354dfff00", @ANYRES16=0x0, @ANYBLOB="000827bd7000ffdbdf250100000008000100000000000c000600010000000000000004000a00080001000000000008000100000000000c000400af0b0000000000000c0006000200000000000000"], 0x54}, 0x1, 0x0, 0x0, 0x40000}, 0x40) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x44, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x44, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280), 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r2, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r0) sendmsg$NLBL_MGMT_C_LISTALL(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x40, r2, 0x300, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010102}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_DOMAIN={0xb, 0x1, '\xae+($,\x02\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004}, 0x40) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000000080000ff010000000000000006eed590a940459925e190f4d30000000000000114000500fc0200"], 0x54}}, 0x0) 18:49:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="467c8282a3b76960c14aadee1e9354dfff00", @ANYRES16=0x0, @ANYBLOB="000827bd7000ffdbdf250100000008000100000000000c000600010000000000000004000a00080001000000000008000100000000000c000400af0b0000000000000c0006000200000000000000"], 0x54}, 0x1, 0x0, 0x0, 0x40000}, 0x40) (async) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r0) sendmsg$NLBL_MGMT_C_LISTALL(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x40, r2, 0x300, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010102}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_DOMAIN={0xb, 0x1, '\xae+($,\x02\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004}, 0x40) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000000080000ff010000000000000006eed590a940459925e190f4d30000000000000114000500fc0200"], 0x54}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000140), r0) (async) sendmsg$NLBL_MGMT_C_LISTALL(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x40, r2, 0x300, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010102}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_DOMAIN={0xb, 0x1, '\xae+($,\x02\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004}, 0x40) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000000080000ff010000000000000006eed590a940459925e190f4d30000000000000114000500fc0200"], 0x54}}, 0x0) (async) 18:49:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000240)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="467c8282a3b76960c14aadee1e9354dfff00", @ANYRES16=0x0, @ANYBLOB="000827bd7000ffdbdf250100000008000100000000000c000600010000000000000004000a00080001000000000008000100000000000c000400af0b0000000000000c0006000200000000000000"], 0x54}, 0x1, 0x0, 0x0, 0x40000}, 0x40) (async) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:15 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x44, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:15 executing program 5: 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$netlbl_mgmt(&(0x7f0000000140), r0) sendmsg$NLBL_MGMT_C_LISTALL(r1, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x40, r2, 0x300, 0x70bd2a, 0x25dfdbfc, {}, [@NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_CLPDOI={0x8, 0xc, 0x2}, @NLBL_MGMT_A_IPV4MASK={0x8, 0x8, @rand_addr=0x64010102}, @NLBL_MGMT_A_CLPDOI={0x8}, @NLBL_MGMT_A_DOMAIN={0xb, 0x1, '\xae+($,\x02\x00'}]}, 0x40}, 0x1, 0x0, 0x0, 0x4004}, 0x40) (async) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="010000000000000000000100000008000200050000000e0001004e4c424c5f4d474d5400000000080000ff010000000000000006eed590a940459925e190f4d30000000000000114000500fc0200"], 0x54}}, 0x0) 18:49:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) 18:49:15 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x44, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x4000) 18:49:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:15 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(r2, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = socket(0x1d, 0x4, 0x4a) syz_genetlink_get_family_id$mptcp(&(0x7f0000000700), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x58, 0x0, 0x2, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2a}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '-.+\x16*\')'}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000000}, 0x8000) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x34, r4, 0x8, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}]}, 0x34}, 0x1, 0x0, 0x0, 0x80}, 0x40) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r1) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000040), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r2) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)={0x48, r3, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @mcast1}, @NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @remote}]}, 0x48}}, 0x0) (async) 18:49:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, 0x0, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:15 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) socket(0x0, 0x0, 0x4a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={0x0, 0x0, &(0x7f0000000540)={&(0x7f0000000480)={0x44, r2, 0x9, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x4000) 18:49:15 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={0x0}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x58, 0x0, 0x2, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2a}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '-.+\x16*\')'}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000000}, 0x8000) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x34, r4, 0x8, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}]}, 0x34}, 0x1, 0x0, 0x0, 0x80}, 0x40) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) 18:49:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NLBL_CIPSOV4_C_REMOVE(r1, &(0x7f0000000400)={0x0, 0x0, &(0x7f00000003c0)={&(0x7f0000000380)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200), r2) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000001300)={&(0x7f00000001c0), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) socketpair(0x11, 0xa, 0x674c1ef5, &(0x7f0000000340)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000580)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x88, r3, 0x9, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffff001}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x88}, 0x1, 0x0, 0x0, 0x8000}, 0x4000) 18:49:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x58, 0x0, 0x2, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2a}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '-.+\x16*\')'}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000000}, 0x8000) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x34, r4, 0x8, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}]}, 0x34}, 0x1, 0x0, 0x0, 0x80}, 0x40) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 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$netlbl_mgmt(&(0x7f0000000100), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$netlbl_cipso(&(0x7f0000000800), r3) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x58, 0x0, 0x2, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2a}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '-.+\x16*\')'}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000000}, 0x8000) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x34, r4, 0x8, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}]}, 0x34}, 0x1, 0x0, 0x0, 0x80}, 0x40) (async) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_PROTOCOL={0x8, 0x2, 0x5}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_IPV6MASK={0x14, 0x6, @mcast1}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @private2}]}, 0x54}}, 0x0) (async) 18:49:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) keyctl$restrict_keyring(0x1d, 0xfffffffffffffffa, &(0x7f00000000c0)='keyring\x00', &(0x7f0000000180)='NLBL_MGMT\x00') r2 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f0000000100), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000140)=ANY=[@ANYBLOB="189b0d61", @ANYRES16=r2, @ANYRES32], 0x48}, 0x1, 0x0, 0x0, 0x20000800}, 0x0) [ 3139.589411] ================================================================== [ 3139.597004] BUG: KASAN: use-after-free in refcount_dec_not_one+0x9a/0xc0 [ 3139.603837] Read of size 4 at addr ffff8880a5b13d58 by task systemd-udevd/22665 [ 3139.611272] [ 3139.612881] CPU: 0 PID: 22665 Comm: systemd-udevd Not tainted 4.14.299-syzkaller #0 [ 3139.620656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 3139.629999] Call Trace: [ 3139.632571] dump_stack+0x1b2/0x281 [ 3139.636186] print_address_description.cold+0x54/0x1d3 [ 3139.641442] kasan_report_error.cold+0x8a/0x191 [ 3139.646093] ? refcount_dec_not_one+0x9a/0xc0 [ 3139.650577] __asan_report_load4_noabort+0x68/0x70 [ 3139.655496] ? refcount_dec_not_one+0x9a/0xc0 [ 3139.659969] refcount_dec_not_one+0x9a/0xc0 [ 3139.664278] refcount_dec_and_mutex_lock+0x1a/0x60 [ 3139.669192] nbd_release+0xf3/0x150 [ 3139.672800] ? nbd_ioctl+0xad0/0xad0 [ 3139.676499] __blkdev_put+0x5aa/0x800 [ 3139.680281] ? revalidate_disk+0x1f0/0x1f0 [ 3139.684493] ? locks_remove_file+0x2cd/0x420 [ 3139.688888] ? blkdev_put+0x75/0x4c0 [ 3139.692580] ? blkdev_put+0x4c0/0x4c0 [ 3139.696357] blkdev_close+0x86/0xb0 [ 3139.699965] __fput+0x25f/0x7a0 [ 3139.703230] task_work_run+0x11f/0x190 [ 3139.707103] exit_to_usermode_loop+0x1ad/0x200 [ 3139.711671] do_syscall_64+0x4a3/0x640 [ 3139.715568] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 3139.720831] [ 3139.722434] Allocated by task 22659: [ 3139.726137] kasan_kmalloc+0xeb/0x160 [ 3139.729926] kmem_cache_alloc_trace+0x131/0x3d0 [ 3139.734574] nbd_dev_add+0x7c/0x800 [ 3139.738175] nbd_genl_connect+0x36c/0x13e0 [ 3139.742384] genl_family_rcv_msg+0x572/0xb20 [ 3139.746782] genl_rcv_msg+0xaf/0x140 [ 3139.750489] netlink_rcv_skb+0x125/0x390 [ 3139.754536] genl_rcv+0x24/0x40 [ 3139.757793] netlink_unicast+0x437/0x610 [ 3139.761830] netlink_sendmsg+0x648/0xbc0 [ 3139.765874] sock_sendmsg+0xb5/0x100 [ 3139.769570] ___sys_sendmsg+0x6c8/0x800 [ 3139.773519] __sys_sendmsg+0xa3/0x120 [ 3139.777291] SyS_sendmsg+0x27/0x40 [ 3139.780810] do_syscall_64+0x1d5/0x640 [ 3139.784682] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 3139.789847] [ 3139.791448] Freed by task 22665: [ 3139.794793] kasan_slab_free+0xc3/0x1a0 [ 3139.798747] kfree+0xc9/0x250 [ 3139.801832] nbd_put.part.0+0x100/0x140 [ 3139.805791] nbd_config_put+0x51c/0x6c0 [ 3139.809778] nbd_release+0xdf/0x150 [ 3139.813385] __blkdev_put+0x5aa/0x800 [ 3139.817180] blkdev_close+0x86/0xb0 [ 3139.820783] __fput+0x25f/0x7a0 [ 3139.824039] task_work_run+0x11f/0x190 [ 3139.827905] exit_to_usermode_loop+0x1ad/0x200 [ 3139.832469] do_syscall_64+0x4a3/0x640 [ 3139.836341] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 3139.841510] [ 3139.843119] The buggy address belongs to the object at ffff8880a5b13c80 [ 3139.843119] which belongs to the cache kmalloc-512 of size 512 [ 3139.855770] The buggy address is located 216 bytes inside of [ 3139.855770] 512-byte region [ffff8880a5b13c80, ffff8880a5b13e80) [ 3139.868668] The buggy address belongs to the page: [ 3139.873576] page:ffffea000296c4c0 count:1 mapcount:0 mapping:ffff8880a5b13000 index:0x0 [ 3139.881698] flags: 0xfff00000000100(slab) [ 3139.885860] raw: 00fff00000000100 ffff8880a5b13000 0000000000000000 0000000100000006 [ 3139.893724] raw: ffffea00023faae0 ffffea0002d5de20 ffff88813fe74940 0000000000000000 [ 3139.901588] page dumped because: kasan: bad access detected [ 3139.907290] [ 3139.908902] Memory state around the buggy address: [ 3139.913840] ffff8880a5b13c00: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 3139.921185] ffff8880a5b13c80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 3139.928521] >ffff8880a5b13d00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 3139.935856] ^ [ 3139.942062] ffff8880a5b13d80: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 3139.949397] ffff8880a5b13e00: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 3139.956729] ================================================================== [ 3139.964066] Disabling lock debugging due to kernel taint [ 3139.969998] Kernel panic - not syncing: panic_on_warn set ... [ 3139.969998] [ 3139.977364] CPU: 0 PID: 22665 Comm: systemd-udevd Tainted: G B 4.14.299-syzkaller #0 [ 3139.986360] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 3139.995707] Call Trace: [ 3139.998289] dump_stack+0x1b2/0x281 [ 3140.001915] panic+0x1f9/0x42d [ 3140.005093] ? add_taint.cold+0x16/0x16 [ 3140.009058] ? ___preempt_schedule+0x16/0x18 [ 3140.013445] kasan_end_report+0x43/0x49 [ 3140.017396] kasan_report_error.cold+0xa7/0x191 [ 3140.022049] ? refcount_dec_not_one+0x9a/0xc0 [ 3140.026669] __asan_report_load4_noabort+0x68/0x70 [ 3140.031593] ? refcount_dec_not_one+0x9a/0xc0 [ 3140.036070] refcount_dec_not_one+0x9a/0xc0 [ 3140.040374] refcount_dec_and_mutex_lock+0x1a/0x60 [ 3140.045279] nbd_release+0xf3/0x150 [ 3140.048881] ? nbd_ioctl+0xad0/0xad0 [ 3140.052579] __blkdev_put+0x5aa/0x800 [ 3140.056376] ? revalidate_disk+0x1f0/0x1f0 [ 3140.060592] ? locks_remove_file+0x2cd/0x420 [ 3140.064977] ? blkdev_put+0x75/0x4c0 [ 3140.068706] ? blkdev_put+0x4c0/0x4c0 [ 3140.072484] blkdev_close+0x86/0xb0 [ 3140.076101] __fput+0x25f/0x7a0 [ 3140.079364] task_work_run+0x11f/0x190 [ 3140.083227] exit_to_usermode_loop+0x1ad/0x200 [ 3140.087808] do_syscall_64+0x4a3/0x640 [ 3140.091675] entry_SYSCALL_64_after_hwframe+0x5e/0xd3 [ 3140.097023] Kernel Offset: disabled [ 3140.100632] Rebooting in 86400 seconds..