, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xac3) 06:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x6c000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x8) 06:19:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) syz_genetlink_get_family_id$mptcp(&(0x7f0000000000)='mptcp_pm\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB="24000002", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x1000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:33 executing program 1: socketpair(0x18, 0x5900, 0x2, &(0x7f0000000400)) 06:19:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf00) 06:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x74000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf) 06:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x2000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:33 executing program 1: socketpair(0x18, 0x5901, 0x2, &(0x7f0000000400)) 06:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x7a000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x3f00) 06:19:33 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r5) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r6, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r7, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r6, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x20}}, 0x4084) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r4, 0x20, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6069}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x50}}, 0x40000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x3000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:33 executing program 1: socketpair(0x18, 0x5a00, 0x2, &(0x7f0000000400)) 06:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf0) 06:19:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xc30a) 06:19:33 executing program 2: recvmmsg(0xffffffffffffffff, &(0x7f0000006580)=[{{&(0x7f0000000080)=@ipx, 0x80, &(0x7f00000004c0)=[{&(0x7f0000000100)=""/92, 0x5c}, {&(0x7f0000000180)=""/184, 0xb8}, {&(0x7f0000000240)=""/202, 0xca}, {&(0x7f0000000340)=""/85, 0x55}, {&(0x7f00000003c0)=""/255, 0xff}], 0x5, &(0x7f0000000000)=""/44, 0x2c}, 0xcaf4}, {{&(0x7f0000000540)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @remote}, 0x80, &(0x7f0000000600)=[{&(0x7f00000005c0)=""/21, 0x15}], 0x1, &(0x7f0000000640)=""/164, 0xa4}, 0x7}, {{&(0x7f0000000700)=@pptp={0x18, 0x2, {0x0, @multicast2}}, 0x80, &(0x7f0000000900)=[{&(0x7f0000000780)=""/84, 0x54}, {&(0x7f0000000800)=""/100, 0x64}, {&(0x7f0000000880)=""/70, 0x46}], 0x3}, 0x6}, {{0x0, 0x0, &(0x7f0000000a80)=[{&(0x7f0000000940)=""/100, 0x64}, {&(0x7f00000009c0)=""/38, 0x26}, {&(0x7f0000000a00)=""/99, 0x63}], 0x3, &(0x7f0000000ac0)=""/4096, 0x1000}, 0x3f}, {{&(0x7f0000001ac0)=@l2={0x1f, 0x0, @none}, 0x80, &(0x7f0000002180)=[{&(0x7f0000001b40)}, {&(0x7f0000001b80)}, {&(0x7f0000001bc0)=""/3, 0x3}, {&(0x7f0000001c00)=""/169, 0xa9}, {&(0x7f0000001cc0)=""/235, 0xeb}, {&(0x7f0000001dc0)=""/200, 0xc8}, {&(0x7f0000001ec0)=""/196, 0xc4}, {&(0x7f0000001fc0)=""/142, 0x8e}, {&(0x7f0000002080)=""/213, 0xd5}], 0x9, &(0x7f0000002240)=""/181, 0xb5}, 0x4}, {{&(0x7f0000002300)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @broadcast}}}, 0x80, &(0x7f0000004700)=[{&(0x7f0000002380)=""/134, 0x86}, {&(0x7f0000002440)=""/172, 0xac}, {&(0x7f0000002500)=""/177, 0xb1}, {&(0x7f00000025c0)=""/36, 0x24}, {&(0x7f0000002600)=""/4096, 0x1000}, {&(0x7f0000003600)=""/232, 0xe8}, {&(0x7f0000003700)=""/4096, 0x1000}], 0x7, &(0x7f0000004780)=""/241, 0xf1}, 0x1}, {{&(0x7f0000004880)=@sco={0x1f, @fixed}, 0x80, &(0x7f0000004d00)=[{&(0x7f0000004900)=""/90, 0x5a}, {&(0x7f0000004980)=""/170, 0xaa}, {&(0x7f0000004a40)=""/135, 0x87}, {&(0x7f0000004b00)=""/100, 0x64}, {&(0x7f0000004b80)=""/138, 0x8a}, {&(0x7f0000004c40)=""/76, 0x4c}, {&(0x7f0000004cc0)=""/3, 0x3}], 0x7}, 0x7fffffff}, {{0x0, 0x0, &(0x7f0000004e80)=[{&(0x7f0000004d80)=""/195, 0xc3}], 0x1, &(0x7f0000004ec0)=""/53, 0x35}}, {{&(0x7f0000004f00)=@isdn, 0x80, &(0x7f0000006100)=[{&(0x7f0000004f80)=""/4096, 0x1000}, {&(0x7f0000005f80)=""/233, 0xe9}, {&(0x7f0000006080)=""/97, 0x61}], 0x3, &(0x7f0000006140)=""/114, 0x72}, 0x7}, {{&(0x7f00000061c0)=@hci, 0x80, &(0x7f0000006440)=[{&(0x7f0000006240)=""/144, 0x90}, {&(0x7f0000006300)=""/109, 0x6d}, {&(0x7f0000006380)}, {&(0x7f00000063c0)=""/96, 0x60}], 0x4, &(0x7f0000006480)=""/229, 0xe5}, 0xffffffff}], 0xa, 0x10000, &(0x7f0000006800)={0x0, 0x3938700}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000006840)=ANY=[@ANYBLOB="000000c0d0eb25b83572f3a3f03d438df50c8ca372ee8a9eb19a4064d3c26b2cd1077fcaf85f5ed22c98fad1d2c6c0119ab5197c1112b0356306fc70b53c239cf18552c9825f6b1935f126e2e96b17fa77d10f2bc0a35572f781fe6dfc36808a0ddee20af3059e44bd02fec35d133bd170a42d66e63721997da5718d2f186af9452cad2637b8ca6055e8a04d6dd9d0acca4df6f329b1b32cbef6096c8f861406e329e6860a1f7442dc189acdba6719cc11d280de22bb4dc34655cc3cf3676f46e295defb119e0a7220", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x9708e198, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:33 executing program 1: socketpair(0x18, 0x5a01, 0x2, &(0x7f0000000400)) 06:19:33 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x4000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:33 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x300) 06:19:33 executing program 1: socketpair(0x18, 0x5b00, 0x2, &(0x7f0000000400)) 06:19:33 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf000) 06:19:33 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x97ffffff, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:34 executing program 1: socketpair(0x18, 0x5b01, 0x2, &(0x7f0000000400)) 06:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x700) 06:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x5000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x98e10897, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf00) 06:19:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) setsockopt$bt_rfcomm_RFCOMM_LM(0xffffffffffffffff, 0x12, 0x3, &(0x7f0000000140)=0x24, 0x4) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="31010000000000000000050000000c0002000000001f00000000"], 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r5, 0x100, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3f}]}, 0x34}}, 0xc001) 06:19:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x30000) 06:19:34 executing program 1: socketpair(0x18, 0x5c00, 0x2, &(0x7f0000000400)) 06:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x6000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x3f00) 06:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x9effffff, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:34 executing program 1: socketpair(0x18, 0x5c01, 0x2, &(0x7f0000000400)) 06:19:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x34000) 06:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x7000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:34 executing program 1: socketpair(0x18, 0x5d00, 0x2, &(0x7f0000000400)) 06:19:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x34, r5, 0x2, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x19db}]}, 0x34}, 0x1, 0x0, 0x0, 0x1}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r6) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r7, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) write$cgroup_subtree(0xffffffffffffffff, &(0x7f0000000340)={[{0x2b, 'rdma'}]}, 0x6) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x50187fc2279fc243}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r7, 0x2, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x91f}]}, 0x34}, 0x1, 0x0, 0x0, 0x10}, 0x4044) 06:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x57bc) 06:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xb4f809e3, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x400300) 06:19:34 executing program 1: socketpair(0x18, 0x5d01, 0x2, &(0x7f0000000400)) 06:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x8000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xbc57) 06:19:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000009180)={0xffffffffffffffff}) r5 = socket(0x2c, 0x1, 0x10001) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000092c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000009280)={&(0x7f00000091c0)={0x8c, r3, 0x8, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x43}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xac}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0x8c}, 0x1, 0x0, 0x0, 0x40}, 0x800) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) socketpair(0x4, 0x0, 0x8, &(0x7f0000000000)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)={0x2c, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 06:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xe309f8b4, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:34 executing program 1: socketpair(0x18, 0x5e00, 0x2, &(0x7f0000000400)) 06:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xa000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf0ffff) 06:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf000) 06:19:34 executing program 1: socketpair(0x18, 0x5e01, 0x2, &(0x7f0000000400)) 06:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xf0ffffff, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) [ 2233.975931] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 06:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xf000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x1000000) 06:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x30000) 06:19:34 executing program 1: socketpair(0x18, 0x5f00, 0x2, &(0x7f0000000400)) [ 2234.019321] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 06:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x10000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:34 executing program 2: pipe2(&(0x7f0000000000)={0xffffffffffffffff}, 0x84800) ioctl$IMDELTIMER(r0, 0x80044941, &(0x7f0000000080)=0x1) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x2000000) 06:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x34000) 06:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xfdffffff, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:34 executing program 1: socketpair(0x18, 0x5f01, 0x2, &(0x7f0000000400)) 06:19:34 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x1f000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:34 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xfffff000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:34 executing program 1: socketpair(0x18, 0x6000, 0x2, &(0x7f0000000400)) 06:19:34 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x400300) 06:19:34 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x3000000) 06:19:34 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000000000000040007800c000200200000000000000044c12e3d95faf17471fec16db8b53f1eb5fededac81d179e9f4f4aa69aef68088015b9f4dd1e3f38fd02dd17c58cfec0946d7a7977"], 0x24}}, 0x0) 06:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x20000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xffffff7f, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)=ANY=[@ANYRESDEC=r1, @ANYRES16=r2, @ANYRESDEC=r2], 0x24}, 0x1, 0x0, 0x0, 0x800}, 0x0) 06:19:35 executing program 1: socketpair(0x18, 0x6001, 0x2, &(0x7f0000000400)) 06:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x7000000) 06:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf0ffff) 06:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x385a0000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:35 executing program 1: socketpair(0x18, 0x6100, 0x2, &(0x7f0000000400)) 06:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xffffff97, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:35 executing program 1: socketpair(0x18, 0x6101, 0x2, &(0x7f0000000400)) 06:19:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf000000) 06:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x3f000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x1000000) 06:19:35 executing program 1: socketpair(0x18, 0x6200, 0x2, &(0x7f0000000400)) 06:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xffffff9e, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB="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", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x3f000000) 06:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x2000000) 06:19:35 executing program 1: socketpair(0x18, 0x6201, 0x2, &(0x7f0000000400)) 06:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x48000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xfffffff0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:35 executing program 1: socketpair(0x18, 0x6300, 0x2, &(0x7f0000000400)) 06:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x3000000) 06:19:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r1, 0xc008640a, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x1c, r2, 0x400, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x1c}, 0x1, 0x0, 0x0, 0x80000}, 0x80) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x14, r3, 0x800, 0x0, 0x2}, 0x14}}, 0x0) 06:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x4d7ab7a9) 06:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x4c000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xfffffffd, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:35 executing program 1: socketpair(0x18, 0x6301, 0x2, &(0x7f0000000400)) 06:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x7000000) 06:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x68000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x800, 0x20000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)={0x2c, r2, 0x1, 0x0, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0xc0}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000300)={&(0x7f0000000200), 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x44, r2, 0x400, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7f}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xba}]}, 0x44}}, 0x4004) sendmsg$RDMA_NLDEV_CMD_STAT_DEL(r3, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x20, 0x1412, 0x4, 0x70bd2d, 0x25dfdbfe, "", [@RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000004}, 0x8800) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) sendmsg$DCCPDIAG_GETSOCK(r5, &(0x7f0000000700)={&(0x7f0000000440), 0xc, &(0x7f00000006c0)={&(0x7f0000000480)={0x21c, 0x13, 0x800, 0x70bd2b, 0x25dfdbfd, {0xb, 0xff, 0x0, 0x3, {0x4e22, 0x4e22, [0x8, 0x4, 0x2, 0x9], [0x10001, 0x3, 0x2, 0xdf], 0x0, [0x7f, 0x8]}, 0x7fff, 0x9}, [@INET_DIAG_REQ_BYTECODE={0x45, 0x1, "262b4c9abe330d915062667ce42ca13d4f36608d48bcee46ed85cbde27d7197ee2844dd1d7258ed03dcd87caae9798ba414e49e86e6a521d5d07ae3f5249f44108"}, @INET_DIAG_REQ_BYTECODE={0x6f, 0x1, "8c5e120cffe36cb5f7b027686b6abbf129b58f23a4e0ae08d98f1c8c854b5892c50f4f7cd61fd152bcc31cf210f9cfb1282db8c6f4763c85b7ddf39e9e60ff369560a99df578d11a68c7daaf6b5651279ed1c688d9d5a0213cc5608e55cf897f3ef7cefdf62252c92ef730"}, @INET_DIAG_REQ_BYTECODE={0x13, 0x1, "d60b2040cdf2e2c943be1af114b86e"}, @INET_DIAG_REQ_BYTECODE={0x101, 0x1, "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"}]}, 0x21c}, 0x1, 0x0, 0x0, 0x40000}, 0x4004000) sendmsg$NBD_CMD_STATUS(r4, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x78, r2, 0x200, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x13814eb5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x48000}, 0x40081) 06:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x9effffff) 06:19:35 executing program 1: socketpair(0x18, 0x6400, 0x2, &(0x7f0000000400)) [ 2235.008963] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 06:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x8000000) 06:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xa9b77a4d) [ 2235.049775] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 06:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x6c000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:35 executing program 1: socketpair(0x18, 0x6401, 0x2, &(0x7f0000000400)) 06:19:35 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf000000) 06:19:35 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(0xffffffffffffffff, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000340)={0x50, 0x0, 0x100, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r2}]}]}, 0x50}, 0x1, 0x0, 0x0, 0xc001}, 0x4000002) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) r7 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x28900, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000140)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r9, 0xc008640a, 0x0) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r11) sendmsg$NBD_CMD_STATUS(r11, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r12, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000180)={0x54, r12, 0x200, 0x0, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r10}, {0x8, 0x1, r8}, {0x8, 0x1, r7}, {0x8, 0x1, r3}, {0x8, 0x1, r9}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}]}, 0x54}, 0x1, 0x0, 0x0, 0x4040}, 0x0) getsockopt$kcm_KCM_RECV_DISABLE(r10, 0x119, 0x1, &(0x7f0000000080), 0x4) 06:19:35 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xc30a0000) 06:19:35 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x2, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:35 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x74000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:35 executing program 1: socketpair(0x18, 0x6500, 0x2, &(0x7f0000000400)) 06:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x3, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf0ffffff) 06:19:36 executing program 1: socketpair(0x18, 0x6501, 0x2, &(0x7f0000000400)) 06:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)={0x44, r3, 0x4, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x800}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8e6}]}, 0x44}, 0x1, 0x0, 0x0, 0x4004}, 0x20000801) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x3f000000) 06:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x7a000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x4, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xfffff000) 06:19:36 executing program 1: socketpair(0x18, 0x6600, 0x2, &(0x7f0000000400)) 06:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x9effffff) 06:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)=ANY=[@ANYBLOB="24000300000000000000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x7cfb6d83, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xffffff7f) 06:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x5, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xbc570000) 06:19:36 executing program 1: socketpair(0x18, 0x6601, 0x2, &(0x7f0000000400)) 06:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x836dfb7c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:36 executing program 1: socketpair(0x18, 0x6700, 0x2, &(0x7f0000000400)) 06:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x6, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x9708e198, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xffffff9e) 06:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, r2, 0x8, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000004}, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x400, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xc42962d5) 06:19:36 executing program 1: socketpair(0x18, 0x6701, 0x2, &(0x7f0000000400)) 06:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xfffffff0) 06:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) ioctl$sock_inet_tcp_SIOCATMARK(r3, 0x8905, &(0x7f0000000000)) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x54, r2, 0x401, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1f}]}, 0x54}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) 06:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x97ffffff, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:36 executing program 1: socketpair(0x18, 0x6800, 0x2, &(0x7f0000000400)) 06:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xd56229c4) 06:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x1000000000000) 06:19:36 executing program 1: socketpair(0x18, 0x6801, 0x2, &(0x7f0000000400)) [ 2235.903332] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2235.929306] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 06:19:36 executing program 1: socketpair(0x18, 0x6900, 0x2, &(0x7f0000000400)) 06:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x8, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x3000000000000) 06:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x98e10897, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:36 executing program 1: socketpair(0x18, 0x6901, 0x2, &(0x7f0000000400)) 06:19:36 executing program 2: sendmsg$SOCK_DESTROY(0xffffffffffffffff, &(0x7f0000001440)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000001400)={&(0x7f0000000200)={0x11ec, 0x15, 0x400, 0x70bd2b, 0x25dfdbff, {0x2c, 0x9}, [@INET_DIAG_REQ_BYTECODE={0xd, 0x1, '}f\a>N0\n\r4'}, @INET_DIAG_REQ_BYTECODE={0x1004, 0x1, "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"}, @INET_DIAG_REQ_BYTECODE={0xb0, 0x1, "3d154274d202301190928b8f97e43ae512a79fb6bb60c680ec5163d17b97a215885979a1f4ad9c990c4e408e9246331a98b0560cb8f9e9f35b92a7a5b306cc132b7d0626cc4f2d9dbe1a4b67be1953a5eec4db8b45006532e4cb58d966bca7041e13e08a25c1750e682dd7e6f8817408eb83588e5b97d885a00224587020886a88939e49981c95a42831b62c1197898d4c873af37b4beb36154b726b1b35e52b1a4d809f5e7d5e26d9c7177c"}, @INET_DIAG_REQ_BYTECODE={0x70, 0x1, "79c815cd725e9c729b59ca0da7b4562c7570dc4b5260c9f2bf8b2b1342be4e6ae5af2c0196247b8d27873bb84a12e10ab4bac693336fe01d48a57672ba18df77bc4ba079071ca3a805eb81c8a50fd46ec8d241d2b26fc0cfb508240e23007106a1bec42a60d5dadc0eb429cf"}, @INET_DIAG_REQ_BYTECODE={0x55, 0x1, "f5d2cb2b9890bb30458b6c164a698d2e0b5e9141257ebde291b03bcf1e4c0dfdb0e40315c1951a8638b7fcb3e2d8bb928252f35e76356199173e3aae9f9b95ad1be232fc58a4d256549d7a8149ccf4a3a8"}, @INET_DIAG_REQ_BYTECODE={0x49, 0x1, "15f929af5c735f874872e42a0497ee6311566601bac6e9830cfe5995e3ee909e71f3c86d725504635abf59acf384d06b1bcdc0546032db5b1607ee2c58b75abf0a21c7a0cd"}]}, 0x11ec}, 0x1, 0x0, 0x0, 0x20}, 0x20000881) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x44, 0x0, 0x8, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8000}]}, 0x44}, 0x1, 0x0, 0x0, 0x8c4}, 0x20000801) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x24, r2, 0x200, 0x0, 0x80000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x2400c840) 06:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf0ffffff) 06:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xa, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:36 executing program 1: socketpair(0x18, 0x6a00, 0x2, &(0x7f0000000400)) 06:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x9effffff, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x40030000000000) 06:19:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xfffff000) 06:19:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x2c, r3, 0x200, 0x2, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x85f7}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}]}, 0x2c}}, 0x0) 06:19:36 executing program 1: socketpair(0x18, 0x6a01, 0x2, &(0x7f0000000400)) 06:19:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xf0ffffff, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:36 executing program 1: socketpair(0x18, 0x6b00, 0x2, &(0x7f0000000400)) 06:19:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf0ffffffffffff) 06:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xffffff7f) 06:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x10, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:37 executing program 1: socketpair(0x18, 0x6b01, 0x2, &(0x7f0000000400)) 06:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xfdffffff, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) socketpair(0x29, 0x4, 0x80, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r9, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0xac, r2, 0x100, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfb9}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}]}]}, 0xac}, 0x1, 0x0, 0x0, 0x800}, 0x80) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x100000000000000) 06:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xffffff9e) 06:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x48, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x200000000000000) 06:19:37 executing program 1: socketpair(0x18, 0x6c00, 0x2, &(0x7f0000000400)) 06:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xfffff000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100)='nbd\x00', r1) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x44, r4, 0x10, 0x80000001, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe00000000000}]}, 0x44}, 0x1, 0x0, 0x0, 0x40001}, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)={0x2c, r2, 0x200, 0x0, 0x400000, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7ff}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x4000000) 06:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x4c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:37 executing program 1: socketpair(0x18, 0x6c01, 0x2, &(0x7f0000000400)) 06:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x300000000000000) 06:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xfffffff0) 06:19:37 executing program 1: socketpair(0x18, 0x6d00, 0x2, &(0x7f0000000400)) 06:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x68, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xffffff7f, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x5c, r4, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000001}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xab}]}, 0x5c}}, 0x880) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x1000000000000) 06:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x700000000000000) 06:19:37 executing program 1: socketpair(0x18, 0x6d01, 0x2, &(0x7f0000000400)) 06:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xffffff97, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x6c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf00000000000000) 06:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x3000000000000) 06:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f00000001c0)=ANY=[@ANYBLOB='\b\x00\x00\x00', @ANYBLOB="c71c5d86aee9bb4e04d75e5a1aacd4235129f380c2b3889fb8f62b0628cb7557c79acd0c1095b1e014d8601625f6d21b82a252f9a9107dc0b2dc773c16372a8bc86e010e487e9657f65181b1f9d728acbfca3b448789eaec4e12e2f7823dfbf32db3", @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) r2 = syz_genetlink_get_family_id$gtp(&(0x7f0000000080)='gtp\x00', 0xffffffffffffffff) r3 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_STAT_DEL(r3, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x58, 0x1412, 0x400, 0x70bd25, 0x25dfdbfd, "", [@RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8, 0x4f, 0x5}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x4}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x101}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x2}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000800}, 0x4000000) sendmsg$GTP_CMD_GETPDP(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x5c, r2, 0x8, 0x70bd2a, 0x25dfdbfe, {}, [@GTPA_O_TEI={0x8, 0x9, 0x4}, @GTPA_LINK={0x8}, @GTPA_PEER_ADDRESS={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0xe}}, @GTPA_TID={0xc, 0x3, 0x3}, @GTPA_FLOW={0x6, 0x6, 0x1}, @GTPA_VERSION={0x8}, @GTPA_PEER_ADDRESS={0x8, 0x4, @broadcast}, @GTPA_TID={0xc, 0x3, 0x3}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000080}, 0x8040) 06:19:37 executing program 1: socketpair(0x18, 0x6e00, 0x2, &(0x7f0000000400)) 06:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xffffff9e, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:37 executing program 1: socketpair(0x18, 0x6e01, 0x2, &(0x7f0000000400)) 06:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x74, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x3f00000000000000) 06:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x40030000000000) 06:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) bpf$OBJ_GET_PROG(0x7, &(0x7f0000000080)={&(0x7f0000000000)='./file0\x00', 0x0, 0x20}, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:37 executing program 1: socketpair(0x18, 0x6f00, 0x2, &(0x7f0000000400)) 06:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xfffffff0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x4d7ab7a900000000) 06:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf0ffffffffffff) 06:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7a, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x5c, r2, 0x300, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1ff}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4020056}, 0x8800) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB="24fac8ce6c5c69560027fb784c8436faae39debd2a43529bcc41ac062a11c3a75e2ceb2581e3acc091fceaac143fe287ef04c114ddb063c96f6205f1263002527d49a3d382576c1fb3f3bc6228de2118050a86b36c077085421639ff13eef930660e0116b3e1bf814058e1ee264eb678b6619b1acd4ae7aa2c364d48296c313825576044bc6dd278f6d3fccb52c1b0b0e96e5e77427eb3082acde5cd0e08724bc2b9f40de285cf7ee84baa70c50e4aa852863ec2dd8a2c5a41fdc38e69d481864f0c0529", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:37 executing program 1: socketpair(0x18, 0x6f01, 0x2, &(0x7f0000000400)) 06:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xfffffffd, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:37 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x9effffff00000000) 06:19:37 executing program 1: socketpair(0x18, 0x7000, 0x2, &(0x7f0000000400)) 06:19:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x100000000000000) 06:19:37 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x20, r2, 0x8, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x20}}, 0x0) 06:19:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xffffffff, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xc30a000000000000) 06:19:38 executing program 1: socketpair(0x18, 0x7001, 0x2, &(0x7f0000000400)) 06:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x300, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:38 executing program 2: pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r0, 0xc008640a, 0x0) epoll_ctl$EPOLL_CTL_DEL(r0, 0x2, 0xffffffffffffffff) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x200000000000000) 06:19:38 executing program 1: socketpair(0x18, 0x7100, 0x2, &(0x7f0000000400)) 06:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf0ffffff00000000) 06:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x500, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:38 executing program 1: socketpair(0x18, 0x7101, 0x2, &(0x7f0000000400)) 06:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x300000000000000) 06:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x2, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xffffff7f00000000) 06:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x700000000000000) 06:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x600, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:38 executing program 1: socketpair(0x18, 0x7200, 0x2, &(0x7f0000000400)) 06:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x3, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:38 executing program 2: getpeername(0xffffffffffffffff, &(0x7f0000000080)=@nfc, &(0x7f0000000000)=0x80) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x700, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x800000000000000) 06:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xfffffffffffff000) 06:19:38 executing program 1: socketpair(0x18, 0x7201, 0x2, &(0x7f0000000400)) 06:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x4, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf00000000000000) 06:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) r5 = bpf$ITER_CREATE(0x21, &(0x7f00000001c0)={r4}, 0x8) ioctl$DRM_IOCTL_RES_CTX(r3, 0xc0106426, &(0x7f0000000280)={0xa, &(0x7f0000000200)=[{}, {}, {}, {}, {}, {}, {}, {}, {0x0}, {}]}) ioctl$DRM_IOCTL_GET_CTX(r5, 0xc0086423, &(0x7f00000002c0)={r6, 0x2}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) connect$bt_rfcomm(r4, &(0x7f0000000140)={0x1f, @none, 0x3f}, 0xa) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff}, 0x80800) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r10, 0xc008640a, 0x0) pipe2(&(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000004c0)={&(0x7f00000000c0), 0xc, &(0x7f0000000480)={&(0x7f00000003c0)={0x84, r2, 0x108, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xee1}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r8}, {0x8, 0x1, r3}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r5}, {0x8, 0x1, r11}, {0x8, 0x1, r3}]}]}, 0x84}, 0x1, 0x0, 0x0, 0x4010}, 0x20004100) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000340)=ANY=[@ANYBLOB='l\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000004c00078008000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="081d20fffff6fef8ea9282d23f62ea4763de4b33755d015b", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="0c0002000000000000000000"], 0x6c}}, 0xcc3dd4569ec34ce9) ioctl$sock_inet_tcp_SIOCATMARK(r4, 0x8905, &(0x7f0000000180)) 06:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xa00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:38 executing program 1: socketpair(0x18, 0x7300, 0x2, &(0x7f0000000400)) 06:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x5, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x3f00000000000000) 06:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:38 executing program 1: socketpair(0x18, 0x7301, 0x2, &(0x7f0000000400)) 06:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200000}]}, 0x24}}, 0x0) 06:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x9effffff00000000) 06:19:38 executing program 1: socketpair(0x18, 0x7400, 0x2, &(0x7f0000000400)) 06:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x1f00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x6, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) getpeername(r2, &(0x7f00000001c0)=@l2={0x1f, 0x0, @fixed}, &(0x7f0000000240)=0x80) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r4 = syz_open_dev$vcsn(&(0x7f0000000280)='/dev/vcs#\x00', 0x6, 0x200000) ioctl$DRM_IOCTL_SWITCH_CTX(r4, 0x40086424, &(0x7f00000002c0)={0x0, 0x2}) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x20, r3, 0x300, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x20}, 0x1, 0x0, 0x0, 0x8800}, 0x408c0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000300)=ANY=[@ANYBLOB="042a4e1890c2fc6a85fb5a000000", @ANYRES16=r3, @ANYBLOB="012772fda10300000000000000000400ee7f0c0002000035ad5e4de85ecb646a95fc254a58fe20b6bcbd7a6d6f8423a436d33bcc1c3ef2d33d899fb8b030c1114882d2982f5f04d83b83c9d452ef4417c7f843d042e21cfd09d25fe6211378b305d34cfe581926a0235e61d5bfb517c17f6687780322a5"], 0x24}}, 0x0) 06:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r3) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x2c, r4, 0x200, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x2c}}, 0x8000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB="b63452a794b2f62e216904314ceea4a1d79fff7d6a114280843aaa49f1fbefe644acfdcb6f358401ee44ed2cbdfe7356624f5926a6081674036ed1abb4fc74c6b9cc217d9934f8715a4056d6c244391ab361e77eee2a0614a33da89f8468e7d3f3fe7366d6681369374ac92e4dc57e1e7393a192e5a78e62ff116b8cc4215a243e046edebeb7", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xbc57000000000000) 06:19:38 executing program 1: socketpair(0x18, 0x7401, 0x2, &(0x7f0000000400)) 06:19:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x2000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000200)='nbd\x00', r1) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x90}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x713, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7e}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000}, 0x140000c1) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r4 = socket(0x23, 0x4, 0xe8ae) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000002f00)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000002ec0)={&(0x7f0000002e80)={0x40, r3, 0x1, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x70b}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}]}, 0x40}, 0x1, 0x0, 0x0, 0x20004080}, 0x4090) ioctl$ifreq_SIOCGIFINDEX_team(r4, 0x8933, &(0x7f00000000c0)={'team0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_GET_ADDR(r4, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, 0x0, 0x800, 0x70bd2b, 0x25dfdbff, {}, [@MPTCP_PM_ATTR_ADDR={0xc, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r5}]}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x8}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x8}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000000}, 0xc) 06:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xd56229c400000000) 06:19:39 executing program 1: socketpair(0x18, 0x7500, 0x2, &(0x7f0000000400)) 06:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB, @ANYRES16=r2, @ANYRESDEC], 0x24}, 0x1, 0x0, 0x0, 0x8840}, 0x0) 06:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x3f00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x8, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:39 executing program 1: socketpair(0x18, 0x7501, 0x2, &(0x7f0000000400)) [ 2238.374000] nbd: must specify a device to reconfigure [ 2238.392118] nbd: must specify a device to reconfigure 06:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf0ffffff00000000) 06:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) r4 = syz_open_dev$vcsn(&(0x7f00000000c0)='/dev/vcs#\x00', 0x3, 0x121001) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x90, 0x0, 0x10, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x20000000000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x200}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}]}, 0x90}, 0x1, 0x0, 0x0, 0x20000040}, 0x4000) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r3, 0xc08c5334, &(0x7f0000000240)={0x1, 0x2, 0x0, 'queue1\x00', 0x20}) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000300)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r6, @ANYBLOB="010000f64d8f2ee3437be6535a0ec05ffde6358fdf24e7c08f7314aa72f06e9e13b589"], 0x24}}, 0x0) 06:19:39 executing program 1: socketpair(0x18, 0x7600, 0x2, &(0x7f0000000400)) 06:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) socket(0x29, 0x0, 0x3f) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) r4 = socket(0x2c, 0x3, 0x1) r5 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000001400)='/dev/nvme-fabrics\x00', 0x30c82, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000001440)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000001480)={0x74, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xfffffe1d, 0x8, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x74}}, 0x4c000) 06:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x4800, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xa, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xffffff7f00000000) 06:19:39 executing program 1: socketpair(0x18, 0x7601, 0x2, &(0x7f0000000400)) [ 2238.560081] netlink: 68 bytes leftover after parsing attributes in process `syz-executor.2'. 06:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xffffffff00000000) 06:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000410"], 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20410}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x58, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x101}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x58}, 0x1, 0x0, 0x0, 0x40880}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, r2, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4010}, 0x800) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000000000)={0x5, 0x82, 0x8, 0x34, 0x57}, 0x14) 06:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x4c00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:39 executing program 1: socketpair(0x18, 0x7700, 0x2, &(0x7f0000000400)) 06:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xfffffffffffff000) 06:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x10, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x6800, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) ioctl$IMDELTIMER(r3, 0x80044941, &(0x7f0000000000)=0x2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:39 executing program 1: socketpair(0x18, 0x7701, 0x2, &(0x7f0000000400)) 06:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r5 = syz_open_dev$vcsn(&(0x7f0000000100)='/dev/vcs#\x00', 0xfffffffffffffffb, 0x16200) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x34, r3, 0x200, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}]}]}, 0x34}, 0x1, 0x0, 0x0, 0x8012}, 0x80000) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:39 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) clock_gettime(0x0, &(0x7f0000000380)) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x50, r2, 0x1, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3ff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x50}, 0x1, 0x0, 0x0, 0x4}, 0x814) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="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"], 0x24}}, 0x0) clock_getres(0x4, &(0x7f00000003c0)) 06:19:39 executing program 1: socketpair(0x18, 0x7800, 0x2, &(0x7f0000000400)) 06:19:39 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB="24ef007f", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x6c00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x48, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2238.926695] nbd: must specify an index to disconnect 06:19:39 executing program 1: socketpair(0x18, 0x7801, 0x2, &(0x7f0000000400)) [ 2238.980378] nbd: must specify an index to disconnect 06:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x24}, 0x1, 0x0, 0x0, 0x40804}, 0x2000c091) 06:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB="170000f0", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x4c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:39 executing program 1: socketpair(0x18, 0x7900, 0x2, &(0x7f0000000400)) 06:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7400, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x68, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:39 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) r5 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000800)='/dev/nvme-fabrics\x00', 0x501801, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) syz_open_dev$vcsn(&(0x7f00000001c0)='/dev/vcs#\x00', 0x10000000, 0x5400) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r9, 0xc008640a, 0x0) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x6c, r2, 0x800, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xd}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r4}, {0x8, 0x1, r9}]}]}, 0x6c}, 0x1, 0x0, 0x0, 0x2000c010}, 0x48000) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000900)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000008c0)={&(0x7f0000000840)={0x50, r2, 0x1, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x50}, 0x1, 0x0, 0x0, 0x20000800}, 0x44800) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:39 executing program 1: socketpair(0x18, 0x7901, 0x2, &(0x7f0000000400)) 06:19:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7a00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x6c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:39 executing program 1: socketpair(0x18, 0x7a00, 0x2, &(0x7f0000000400)) 06:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x74, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x0, 0x34401) connect$bt_rfcomm(r1, &(0x7f0000000080), 0xa) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f00000000c0)=ANY=[], 0x24}, 0x1, 0x0, 0x0, 0x8810}, 0x0) 06:19:40 executing program 1: socketpair(0x18, 0x7a01, 0x2, &(0x7f0000000400)) 06:19:40 executing program 3: pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r0, 0xc008640a, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r0, 0xc0086420, &(0x7f0000000000)) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r2) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r6) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000380)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r7, @ANYBLOB="31f7000000ff44048000050000000c0203000007001153d0b57e1fb2ec08383f3083cea435b26874ead019fd8cb590be065b0f9daf5241f7036ecaf149fb47a36e95bf2cb0b11f8382e1bedbd17d5feb36f48a04816bd29255446a4a2b2f67488a2f7787ce9f72169e24ecb6a98c255f1835f855e522478762b0b198f1d7eb78cb1b645759e462fac929b86775c512458b626894d916f84ace7a6122472f010d92532893561fef7a4becbd5fffdb4229b1f6392da8caf8233a1edce71982b5c3ab428bee53b6f9fed680e1957ff0994f25b6434dc8101fe33370645433ea24aaf62322fb477fa030"], 0x20}}, 0x0) r8 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0)={r1}, 0x8) sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)=ANY=[@ANYBLOB='t\x00\x00\x00', @ANYRES16=r7, @ANYBLOB="000429bd70004a2bdf25030000002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r0, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="0c0002009a8b0000000000000c00060001000000000000000c00060001000000000000000c0008006d0e0000000000000c0006000000000000000000"], 0x74}, 0x1, 0x0, 0x0, 0x40000}, 0x2400c010) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r9, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r4, @ANYRESHEX=r9], 0x24}}, 0x0) 06:19:40 executing program 2: openat$char_raw_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/raw/rawctl\x00', 0x41, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$team(&(0x7f0000000200)='team\x00', 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000001080)={'wg2\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000010c0)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000001100)={'wg1\x00', 0x0}) clock_gettime(0x0, &(0x7f0000007bc0)={0x0, 0x0}) r10 = shmget$private(0x0, 0x4000, 0x0, &(0x7f0000ffb000/0x4000)=nil) shmat(r10, &(0x7f0000ffe000/0x1000)=nil, 0x6000) shmctl$SHM_LOCK(r10, 0xb) recvmmsg(0xffffffffffffffff, &(0x7f0000007980)=[{{&(0x7f0000001200)=@ethernet={0x0, @link_local}, 0x80, &(0x7f0000001740)=[{&(0x7f0000001280)=""/240, 0xf0}, {&(0x7f0000001380)=""/224, 0xe0}, {&(0x7f0000001480)=""/144, 0x90}, {&(0x7f0000001540)=""/250, 0xfa}, {&(0x7f0000001640)=""/152, 0x98}, {&(0x7f0000001700)=""/54, 0x36}], 0x6, &(0x7f00000017c0)=""/229, 0xe5}, 0x5}, {{&(0x7f00000018c0)=@nfc, 0x80, &(0x7f0000001ec0)=[{&(0x7f0000001940)=""/255, 0xff}, {&(0x7f0000001a40)=""/113, 0x71}, {&(0x7f0000001ac0)=""/11, 0xb}, {&(0x7f0000001b00)=""/253, 0xfd}, {&(0x7f0000001c00)=""/199, 0xc7}, {&(0x7f0000001d00)=""/7, 0x7}, {&(0x7f0000001d40)=""/255, 0xff}, {&(0x7f0000001e40)=""/99, 0x63}], 0x8, &(0x7f0000001f40)=""/151, 0x97}, 0x3}, {{&(0x7f0000002000)=@un=@abs, 0x80, &(0x7f0000000240)=[{&(0x7f0000002080)=""/12, 0xc}, {&(0x7f00000020c0)=""/47, 0x2f}, {&(0x7f0000002100)=""/22, 0x16}, {&(0x7f0000002140)=""/225, 0xe1}, {&(0x7f0000002240)=""/193, 0xc1}, {&(0x7f0000002340)=""/130, 0x82}, {&(0x7f0000002ec0)=""/4096, 0x1000}, {&(0x7f0000002400)=""/181, 0xb5}], 0x8, &(0x7f0000002540)=""/28, 0x1c}, 0xd7}, {{&(0x7f0000002580)=@qipcrtr, 0x80, &(0x7f0000002640)=[{&(0x7f0000002600)=""/6, 0x6}], 0x1}, 0x4}, {{0x0, 0x0, &(0x7f00000028c0)=[{&(0x7f0000002680)}, {&(0x7f0000003ec0)=""/4091, 0xffb}, {&(0x7f00000026c0)=""/136, 0x88}, {&(0x7f0000002780)=""/84, 0x54}, {&(0x7f0000002800)=""/170, 0xaa}], 0x5, &(0x7f0000002940)=""/211, 0xd3}}, {{&(0x7f0000002a40)=@ax25={{0x3, @netrom}, [@rose, @rose, @netrom, @rose, @remote, @remote, @rose, @rose]}, 0x80, &(0x7f0000004ec0)=[{&(0x7f0000002ac0)=""/112, 0x70}, {&(0x7f0000002b40)=""/90, 0x5a}, {&(0x7f0000002bc0)=""/105, 0x69}, {&(0x7f0000002c40)=""/27, 0x1b}, {&(0x7f0000002c80)=""/97, 0x61}, {&(0x7f0000002d00)=""/191, 0xbf}], 0x6}, 0x7}, {{&(0x7f00000002c0)=@tipc, 0x80, &(0x7f00000062c0)=[{&(0x7f0000004fc0)=""/254, 0xfe}, {&(0x7f00000050c0)=""/167, 0xa7}, {&(0x7f0000005180)=""/255, 0xff}, {&(0x7f0000005280)=""/12, 0xc}, {&(0x7f00000052c0)=""/4096, 0x1000}], 0x5, &(0x7f0000006340)=""/13, 0xd}, 0x3f}, {{0x0, 0x0, &(0x7f0000006500)=[{&(0x7f0000006380)=""/179, 0xb3}, {&(0x7f0000006440)=""/47, 0x2f}, {&(0x7f0000006480)=""/68, 0x44}], 0x3, &(0x7f0000006540)=""/185, 0xb9}, 0x53}, {{&(0x7f0000006600)=@can={0x1d, 0x0}, 0x80, &(0x7f0000007840)=[{&(0x7f0000006680)=""/4096, 0x1000}, {&(0x7f0000007680)=""/210, 0xd2}, {&(0x7f0000007780)=""/22, 0x16}, {&(0x7f00000077c0)=""/72, 0x48}], 0x4, &(0x7f0000007880)=""/226, 0xe2}, 0x5}], 0x9, 0x2100, &(0x7f0000007c00)={r8, r9+10000000}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f000000c240)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_SET(0xffffffffffffffff, &(0x7f000000c740)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f000000c700)={&(0x7f000000c280)={0x458, r4, 0x4, 0x70bd26, 0x25dfdbfe, {}, [{{0x8}, {0x74, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x5}, {0x8}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8, 0x4, r5}}}]}}, {{0x8, 0x1, r6}, {0x194, 0x2, 0x0, 0x1, [{0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x5}, {0x8, 0x4, 0x2}}, {0x8}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8, 0x4, 0x80000001}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8, 0x4, r7}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8, 0x4, 0x5}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8, 0x4, 0x2}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x5}, {0x8, 0x4, 0x5}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x5}, {0x8, 0x4, 0x7}}}]}}, {{0x8}, {0x7c, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x5}, {0x8, 0x4, 0x6}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24, 0x1, 'lb_tx_hash_to_port_mapping\x00'}, {0x5}, {0x8, 0x4, r11}}, {0x8}}}]}}, {{0x8}, {0x1a0, 0x2, 0x0, 0x1, [{0x40, 0x1, @lb_hash_stats={{{0x24, 0x1, 'lb_hash_stats\x00'}, {0x5}, {0x8, 0x4, 0x6}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x5}, {0x8, 0x4, 0x4}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x5}, {0x8, 0x4, 0x3ff}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x5}, {0x8, 0x4, 0xff}}, {0x8, 0x6, r12}}}, {0x74, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x5}, {0x44, 0x4, [{0x4, 0x6, 0x81, 0x1000}, {0x3f, 0x6, 0x2, 0x3}, {0x3f, 0x0, 0x5, 0x4}, {0x1ff, 0x0, 0x5, 0xffff}, {0x7, 0x40, 0x1, 0xb0f8}, {0x1, 0x1, 0x1f, 0x8}, {0x4, 0x2, 0x0, 0x2}, {0x1, 0x7f, 0x5, 0x3ff}]}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x5}, {0x8, 0x4, 0x6}}}]}}]}, 0x458}, 0x1, 0x0, 0x0, 0x8003}, 0x44000084) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="0000040000000000000700ffffff"], 0x14}}, 0x0) r13 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r13, @ANYBLOB="08002dbd7000fddbdf25010000000c000800000800000000b9bf"], 0x20}, 0x1, 0x0, 0x0, 0x4040004}, 0x40041) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000340)=ANY=[@ANYBLOB="24000001", @ANYRES16=r2, @ANYBLOB="0100000000000000000001030000000007800c00020008000000000000eefd0044dde0183444aa020307d328b24c37bbebe5a938e344bcf5579e4dba466d57918f0d3a095ab45fb76e91b23a45a0aae0752a562a611a01d87d6405097f8414389e092ee05cfc191f83a5607e403f23d3e5159f74e8b23ec9a108cd49fa33bb679634d30c05892084ff"], 0x24}}, 0x0) 06:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7a, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x20000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:40 executing program 1: socketpair(0x18, 0x7b00, 0x2, &(0x7f0000000400)) 06:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80800) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)={0xa4, r3, 0x200, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x9}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xc1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0xa4}, 0x1, 0x0, 0x0, 0x28048001}, 0x8004) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB="24010000", @ANYRES16=r7, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x30000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)=ANY=[@ANYBLOB="2000ff00", @ANYRES16=r2, @ANYBLOB="31010000000000000000050000000c0002000000000000000000"], 0x20}}, 0x0) r3 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000540)={&(0x7f0000000440)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000004c0)={&(0x7f0000000480)={0x20, r2, 0x20, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x106}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000000}, 0x240008d5) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) r6 = syz_open_dev$dri(&(0x7f00000001c0)='/dev/dri/card#\x00', 0x8, 0x20000) ioctl$DRM_IOCTL_DMA(r6, 0xc0406429, &(0x7f0000000400)={0x0, 0x6, &(0x7f0000000200)=[0x3, 0x8, 0x7, 0x1, 0x6b2e, 0x8], &(0x7f0000000340)=[0x53, 0x0, 0x7, 0x3120a267, 0x3, 0x2, 0x8000], 0x61, 0x7, 0x5, &(0x7f0000000380)=[0x5, 0x1, 0x2b, 0xff, 0x4, 0x2, 0x40], &(0x7f00000003c0)=[0x0, 0x1f, 0x14ee, 0x5, 0x1, 0xf9, 0x0, 0x2400000, 0x94]}) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x68, r2, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r5}, {0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x4000000}, 0x800) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB="0cc10000", @ANYRES16=r7, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB="24000000c9b518d305890e70c190d42b05f0a9ab54c371adf0f01e0b8649417bcd8e9729a65bbe972f3fd473243aa99dad7842f778f4", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:40 executing program 1: socketpair(0x18, 0x7b01, 0x2, &(0x7f0000000400)) 06:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x94, r3, 0x400, 0x70bd25, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000001}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2a}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}]}, 0x94}, 0x1, 0x0, 0x0, 0x4}, 0x890) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0xfffffffffffffc75, &(0x7f000000cc40)={&(0x7f0000000000)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7, 0x0, 0x1, [{0x0, 0x1, r3}, {}, {0x0, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0x0, 0x2, 0x4}]}, 0xe}}, 0x0) 06:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x300, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r3) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000300)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000600)={0x98, r4, 0x20, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x98}, 0x1, 0x0, 0x0, 0x84}, 0x80) r8 = getpgid(0x0) kcmp$KCMP_EPOLL_TFD(0x0, r8, 0x7, 0xffffffffffffffff, 0x0) rt_tgsigqueueinfo(0x0, r8, 0x16, &(0x7f0000000180)={0x1a, 0xfffffffa, 0x5}) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000380)={0x2c, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x87}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f0000002e80)={&(0x7f0000002dc0), 0xc, &(0x7f0000002e40)={&(0x7f0000000140)=ANY=[@ANYBLOB="ff1dc285a3d27e8d", @ANYRES16=0x0, @ANYBLOB="0000000000000000000001000000"], 0x14}, 0x1, 0x0, 0x0, 0xc4}, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000400)={&(0x7f0000000540)=ANY=[@ANYBLOB='(\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000228bd7000fcdbdf25050000000c0003009d0d0000000000000800ff00000200010ea9210562670aaa19121927087579e373e34f9309832d163f8ff37550fcc6baf9c79412f726b828ace448fe4fe1e76fabdf4929ca25d92379a96acc9c00fab1f5b3e13cd939b1fc047edbe634f83a994eb097e37e17f2de2383f9197e5503c9912265e75b9852dd9ef700"/152], 0x28}, 0x1, 0x0, 0x0, 0x40000}, 0x4) sendmsg$NBD_CMD_STATUS(r10, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)=ANY=[@ANYBLOB='-\x00\x00\x00', @ANYRES16=r9, @ANYBLOB="000229bd7000fddbdf25050000000c00040007000000000000000c00050012010000000000000c0004000900000000000000"], 0x38}, 0x1, 0x0, 0x0, 0x4048085}, 0x40) 06:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x34000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:40 executing program 1: socketpair(0x18, 0x7c00, 0x2, &(0x7f0000000400)) [ 2239.770652] nbd: must specify at least one socket 06:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = getpgid(0x0) rt_tgsigqueueinfo(0x0, r1, 0x17, &(0x7f0000000080)={0x24, 0x5, 0x19}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:40 executing program 1: socketpair(0x18, 0x7c01, 0x2, &(0x7f0000000400)) [ 2239.812570] nbd: must specify at least one socket 06:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x500, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x400300, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x2c, 0x0, 0x1, 0x0, 0xfffffffd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) socket(0x29, 0x5, 0x8) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) 06:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x600, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$RDMA_NLDEV_CMD_RES_MR_GET(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x58, 0x140d, 0x4, 0x70bd28, 0x25dfdbfc, "", [@RDMA_NLDEV_ATTR_RES_MRN={0x8}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_RES_MRN={0x8, 0x3e, 0x3}, @RDMA_NLDEV_ATTR_RES_MRN={0x8, 0x3e, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_MRN={0x8, 0x3e, 0x3}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x2}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x1}]}, 0x58}, 0x1, 0x0, 0x0, 0x50}, 0x4000054) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) prctl$PR_MPX_ENABLE_MANAGEMENT(0x2b) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:40 executing program 1: socketpair(0x18, 0x7d00, 0x2, &(0x7f0000000400)) 06:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf0ffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='o\x00\x00!', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) socketpair(0x1, 0x2, 0x63fcbe70, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$DRM_IOCTL_GEM_FLINK(0xffffffffffffffff, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) r7 = openat$zero(0xffffffffffffff9c, &(0x7f0000000640)='/dev/zero\x00', 0xe000, 0x0) r8 = socket(0x10, 0xa, 0x7) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000680)={0xffffffffffffffff}) r10 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f00000006c0)='/dev/nvme-fabrics\x00', 0x50200, 0x0) r11 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000700)='/dev/nvme-fabrics\x00', 0x200, 0x0) r12 = openat$zero(0xffffffffffffff9c, &(0x7f0000000740)='/dev/zero\x00', 0x121000, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r13, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000008c0)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000880)={&(0x7f0000000780)={0xe0, r2, 0x10, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x700d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12e}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r3}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r11}, {0x8, 0x1, r12}, {0x8, 0x1, r13}]}]}, 0xe0}, 0x1, 0x0, 0x0, 0x40000}, 0x40880) sendmsg$SOCK_DIAG_BY_FAMILY(r4, &(0x7f0000000580)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x60000}, 0xc, &(0x7f0000000540)={&(0x7f00000000c0)={0x44c, 0x14, 0x800, 0x70bd27, 0x25dfdbfe, {0x3, 0xfe}, [@INET_DIAG_REQ_BYTECODE={0x8b, 0x1, "2184a604db4e5c248326631c48bef60dd63652a6ab0a92e6537096569a72709a17935b6d1ad936d92854f7b88490970f66bb6bb5afa0dc63587a7f06f6533af1ce3491e500783c8688cc7e09a7eb4fb6af2a630fadd007d64ef405fb9e9fdc5f8aefff8e84f90024511f56a6b4e346b29e4ece7bf1fd06792f9dd2e8b0580ad15aeb8e768b5b19"}, @INET_DIAG_REQ_BYTECODE={0x9b, 0x1, "f670c18be4f1f2d6396831a1ccbd5b49e464ae94de3c8525b11618e10e42ac8b9de5953c55fe6831c3c76f95b2f16f9cc773c05bec59c14afff11bc7b5ff855f1ccdfc001877f21251f2bdf143840d697e0f41d012b89a94b93a1a9bf724501a808d10362baa975700a7f0f0dbf00c316115530a1f878f1dc218158a8f881a84f5c7c9384add333a6ff9307889fea88f13107ae5dab921"}, @INET_DIAG_REQ_BYTECODE={0x38, 0x1, "cdd4e3b9eb64759f3f8bff01b033e274ba02b5820cf7b8afc7becd176d177d6cf55751c498edaba00b1a89bcb87d7ad3b3dd66d6"}, @INET_DIAG_REQ_BYTECODE={0xa6, 0x1, "577efe0e88803ff7410b9fe9edab00565046ad250f3a665f41af91fbc40c75f2aae15331b73c107e2bf313b0e53f9ff00e0f8f68f0ca8ee54349188b25757795932e6d5160e8c1bc00a98c1724f9406054e7aedb36893c5e07797ed725e83baa8db0863b26e154bdf5484d190b150ec09fc0829a9e1822108b814ff83b10f66291e6441f60bf33d0601093e426eaf33b305e2d88a2fc5c7dee2c6114cc41b74e46af"}, @INET_DIAG_REQ_BYTECODE={0x56, 0x1, "de9d35230237cd710494a974c6610e01816d155a28d31745d3f5fb1d0171124ac33e6d334e5fabde481480cd65e310cad4ad5cbdc703e8ecefbb3910635d996c831245143884ec3c8129d6c39635c3f415e0"}, @INET_DIAG_REQ_BYTECODE={0xeb, 0x1, "68e5e03ca3ddeffc9c5de3d3812a9554ace965527e1ed7d96ab1a5b77c49191a2f861fd57907f3ebefd8bff7b72fc224938645acab374307d166e4e1e47725a0684b9618346fd335d19200c7b5888524669b04bb4565e45f5cdd0916062387c55a550c00fa8c2ff1424e2c1c26f3642da89329b6d9f8ca0415ff1aa805998b991bb977fedc0608b906fb43dadd2c02cc9cfa17e6eb1d1a7cb4c4be27c2627019ec46770f96e5a9e81ad4c29d69cbaae8120d1ecd6bd04f001a525d900f5cf91771f5af712ac6e76e1e4e691672a0c62a97c6b2ed60857f7bc9d2803d4507f94098832f1cc58934"}, @INET_DIAG_REQ_BYTECODE={0xec, 0x1, "729a3fed96ab29eb5369cbce98654f34bf130afe9a3f61531e5048eadda985044e85de56621659c6a2857f10acd7c9ae3b4b9e2b8abd50874cf3ba9255161b56bbd4181cdfba014a3409a96dfcd077a67eee8f3c009dc218a08e95cc6a539082ef92ae5c21c810ebe84d390ccfddd8b65f2adca265aa8c3c845d256afcc6f6c20779d70b077a1b3b61ec70a1d349f0299be50e0efbc4e1f2e976f6f829b0ffe8a48a9aa9ab2167c86bec4c021f86685054c196fa094b77cfacda1b2641dbe22002c3c5009b21ad99d344b06199abe786a5763798994945aebf8e4449686b68a61e1c99d8f4904e89"}]}, 0x44c}, 0x1, 0x0, 0x0, 0x8011}, 0x4000) 06:19:40 executing program 5: msgctl$IPC_RMID(0xffffffffffffffff, 0x0) socket(0xa, 0x3, 0x9) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000200)=ANY=[@ANYBLOB='\' \x00\x00', @ANYRES16=r2, @ANYBLOB="7d0100000000000000000001c7f0000400078098c00d68680c00020000000000000000af1dac1d87ab690cf97acfa6c1a7703413559612b21031dbbee85d37b297988e7a635211f1240c85f98e98ddbddb0424c1518ed649ae9639b6bfd0261b1e00000000000000bf4e46f9f5d1ecd0b947ec3ceb4a17d5ee63fd86b94f28e0d3417610c5f4d217b232bba2cbfdf19e2c2debf1bf0a0ad66af72427a152f232ec8ae2fe9443a6407dfaa825cf48f7caa12e423cf697d42578ee002ed1c0548660d37f3a40f5e2f1ef449d5e39fcbb6513b622815d6a2ec4a6cb9ea02bd9b47f9b33fb13f0bfb58f65a01fb47d7218d13ec94ad30b1f09c5a92e01c489dc4e69e89b2f1e49219f9ff54308f69f246eee052d2710ec96b4b1bcfa126a5d934ffb0e323c03de025b7a64e9751a31a08b88ff31d0ed134e4ab5f0eeaa74e1da91d7a792dbae9c1dafc59d61f6d047b17e513ff2e3bf8bdc61f71c69925f6aae1b87f1d8530d56a3bb63c351aff41b51a686c7ccc63e0000000000"], 0x24}}, 0x0) r3 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0xb00, 0x0) ioctl$DRM_IOCTL_INFO_BUFS(r3, 0xc0106418, &(0x7f0000000100)={0x7fffffff, 0x3, 0x3f, 0x2, 0x1f, 0x2}) 06:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x700, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:40 executing program 1: socketpair(0x18, 0x7d01, 0x2, &(0x7f0000000400)) 06:19:40 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x34, r2, 0x1, 0x70bd25, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0x34}}, 0x0) 06:19:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x1000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:40 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xa00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r2, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x88, r2, 0x800, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2e29}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x20}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}]}, 0x88}, 0x1, 0x0, 0x0, 0x24000000}, 0x4000050) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:40 executing program 1: socketpair(0x18, 0x7e00, 0x2, &(0x7f0000000400)) 06:19:40 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000006c0)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x34, r3, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x34}, 0x1, 0x0, 0x0, 0x40800}, 0x48800) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000480)={&(0x7f00000003c0)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000440)={&(0x7f0000000400)={0x20, r3, 0x10, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20}]}, 0x20}, 0x1, 0x0, 0x0, 0x40}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r6 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x20, r6, 0x10, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x200}]}, 0x20}, 0x1, 0x0, 0x0, 0x40084}, 0x40014) r7 = openat$sndseq(0xffffffffffffff9c, &(0x7f0000000180)='/dev/snd/seq\x00', 0xc0) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(r7, 0xc0bc5351, &(0x7f00000001c0)={0xfff, 0x1, 'client0\x00', 0xffffffff80000002, "2782646f63a56f85", "ccc9cd897f725c9f64782bf10fb7250fc1e99cff5b971ce651ad938071b37650", 0x7fff}) sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x80, r4, 0x300, 0x70bd29, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x132}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x40}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x41}, 0x40) r8 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/nvme-fabrics\x00', 0x4000, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(r8, 0xc08c5334, &(0x7f0000000500)={0x8, 0xffff, 0x0, 'queue1\x00', 0xfffffff7}) 06:19:40 executing program 1: socketpair(0x18, 0x7e01, 0x2, &(0x7f0000000400)) [ 2240.206119] nbd: must specify a size in bytes for the device 06:19:40 executing program 2: pipe2(&(0x7f0000000100)={0xffffffffffffffff}, 0x80000) sendmsg$RDMA_NLDEV_CMD_STAT_GET(r0, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000001c0)={&(0x7f0000000000)={0x18, 0x1411, 0x285, 0x70bd25, 0x25dfdbfd, "", [@RDMA_NLDEV_ATTR_STAT_MODE={0x8, 0x4a, 0x1}]}, 0x18}}, 0x4090) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x11, &(0x7f0000000180), &(0x7f0000000240)=0x4) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="0100000000000000000001000000040007800c000200000000000000000020de0abbb4c5eec48a927bbdf57fb03f93f4b920d9fefdf27ca976df64575bf329fe221d3c1aeec2c8583c9faad01623d1fd8d8ad037f8493124e5fd647bf1b3d5c0c66444278b74fca3b5dfc9e6547b23106589"], 0x24}}, 0x0) 06:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x2000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:41 executing program 1: socketpair(0x18, 0x7f00, 0x2, &(0x7f0000000400)) 06:19:41 executing program 3: sendmsg$RDMA_NLDEV_CMD_STAT_DEL(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x30, 0x1412, 0x1, 0x70bd2a, 0x25dfdbfd, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x2}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x2}]}, 0x30}, 0x1, 0x0, 0x0, 0x40000}, 0x80) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000400)={0x54, r2, 0x705, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x54}}, 0x51) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = bpf$ITER_CREATE(0x21, &(0x7f00000001c0), 0x8) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="0000000000000000000001000002"], 0x14}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r6) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r7, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f0000000580)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000540)={&(0x7f0000000340)={0x2c, r7, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x80}, 0xc000) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000003c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000380)={&(0x7f0000000480)=ANY=[@ANYBLOB="2800000009c1e03effb5f7334d6e7443a311ffc849eb514f6e1df99bd0a4c619a360b4c0160d175219c54906d4639689b5645d7f79db18e7c99865d7a01d9d12ea45c71b085a3464a5356357067d57383d326ded6d1f39ab5c3cdb8caccfba853ff9eeca74d8635462f3bb30fca93abfe48c7118b792ac02493d723f637f5b3b81338f1c4577981d197e744553bafed50d5fab633104", @ANYRES16=r2, @ANYBLOB="000129bd7000fddbdf25010000000c00040003000000000000000800010000000000"], 0x28}, 0x1, 0x0, 0x0, 0x40}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000600)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000700)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000640)={0x50, r9, 0x400, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x800}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffff63}]}, 0x50}, 0x1, 0x0, 0x0, 0x88000}, 0x40010) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x58, r2, 0x300, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfba}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x40}, 0x4000000) 06:19:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000340)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="00041cbd7000fcdbdf25020000000c00030000000000000000000c00040003000000000000000c00000000000000000000000c00060000000000000000000c0006000300000000000000775fd24f634547c972d9f41747a296e1c69f0e32ae9a1386c445d1621cf7bbef2f5828fc049aab1355b96d0fa15c286aa1"], 0x50}, 0x1, 0x0, 0x0, 0x20000000}, 0x4) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) msgget$private(0x0, 0x20) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) socketpair(0x15, 0x3, 0x3a6, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2(&(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000300)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000240)={0x64, r5, 0x200, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x64}, 0x1, 0x0, 0x0, 0x90}, 0x40408c9) 06:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x3000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x1f00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = getegid() setgid(r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB="538097a66dc4cfeefcb09b02a1c8948d9dee5faea9c0b9f6f1d023147976dd9184439d210af2d72ac045e6e681a9e9842abf43e78c0efb1d2c1544452819b80927d9d6551af0b5bb3806cb8cf892797e589765c0657d57", @ANYRES16=r3, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_open_dev$vcsn(&(0x7f0000000100)='/dev/vcs#\x00', 0x6, 0x8c000) sendmsg$WG_CMD_SET_DEVICE(r5, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x4c, 0x0, 0x100, 0x70bd2a, 0x25dfdbfb, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @b='\xb0\x80s\xe8\xd4N\x91\xe3\xda\x92,\"C\x82D\xbb\x88\\i\xe2i\xc8\xe9\xd85\xb1\x14):M\xdcn'}, @WGDEVICE_A_IFNAME={0x14, 0x2, 'wg2\x00'}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40000}, 0x8001) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r4) 06:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) syz_open_dev$vcsn(&(0x7f0000000080)='/dev/vcs#\x00', 0x3, 0x20200) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_open_dev$vcsn(&(0x7f0000000100)='/dev/vcs#\x00', 0xfffffffffffffffd, 0x10200) ioctl$IMADDTIMER(r3, 0x80044940, &(0x7f0000000140)=0xf4240) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x39, &(0x7f000000cc40)={&(0x7f00000000c0)={0x14, r4, 0x400}, 0x14}, 0x1, 0x0, 0x0, 0xc000800}, 0x4044001) 06:19:41 executing program 1: socketpair(0x18, 0x7f01, 0x2, &(0x7f0000000400)) 06:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="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"], 0x24}}, 0x0) 06:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x4000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) socket$nl_sock_diag(0x10, 0x3, 0x4) epoll_ctl$EPOLL_CTL_MOD(r3, 0x3, 0xffffffffffffffff, &(0x7f0000000000)={0x10000009}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r4 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100)='/dev/nvme-fabrics\x00', 0x881c2, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x34, r2, 0x300, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffffffff8000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x4000}, 0x88) openat$cgroup_subtree(r4, &(0x7f00000000c0)='cgroup.subtree_control\x00', 0x2, 0x0) openat$cgroup_int(r3, &(0x7f0000000200)='cpu.weight\x00', 0x2, 0x0) 06:19:41 executing program 1: socketpair(0x18, 0x8100, 0x2, &(0x7f0000000400)) 06:19:41 executing program 5: socket$kcm(0x29, 0x5, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(r3, 0x8933, &(0x7f0000000000)={'wg1\x00'}) 06:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x2000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100)='nbd\x00', r0) r4 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000400)='/dev/nvme-fabrics\x00', 0xa040, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) r7 = syz_open_dev$vcsn(&(0x7f0000000440)='/dev/vcs#\x00', 0x400, 0x20001) r8 = syz_open_dev$vcsn(&(0x7f0000000480)='/dev/vcs#\x00', 0x5, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(0xffffffffffffffff, 0xc008640a, 0x0) r9 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/nvme-fabrics\x00', 0x4000, 0x0) r10 = socket(0x2a, 0x1, 0x3) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000600)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000005c0)={&(0x7f0000000500)={0x9c, r3, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x9c}, 0x1, 0x0, 0x0, 0xd0}, 0x8000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000240)=ANY=[@ANYRES32=r8, @ANYRES64, @ANYBLOB="01048d9f2806be950648294cbf3dd72a61a8ed928d1dd3d92f46c69031602d0befe73d9b801823969ceb19ef233f195ecf23e14b332dadeec7f73ca981914bf9db64f6753400000000000000000000000000d370de554a0b7e2a20f0a24613037ff0093e90a0ae99de4ecf46f6aab6c2d7550b1f888e391a60d99fc38636638b89e11f49a151d1083f4634f5886d79c23bee419944c6aaaf4637ba0a135b15b3d1e223fddf8060d4936e"], 0x24}}, 0x0) 06:19:41 executing program 1: socketpair(0x18, 0x8101, 0x2, &(0x7f0000000400)) 06:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x5000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r2, 0x4, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}]}, 0x38}, 0x1, 0x0, 0x0, 0x20008c1}, 0x20000000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 06:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000088c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000008880)={&(0x7f0000008780)={0xec, 0x0, 0x8, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000001}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x280000000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc34c}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xec}, 0x1, 0x0, 0x0, 0x4008000}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="16000000006a13", @ANYRES16=r2, @ANYBLOB="310100"/26], 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000480)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000440)={&(0x7f0000000140)={0x20, 0x0, 0x4, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}]}, 0x20}, 0x1, 0x0, 0x0, 0x14c84}, 0x81) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) r4 = openat$zero(0xffffffffffffff9c, &(0x7f0000000240)='/dev/zero\x00', 0x420100, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000003c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x20, r2, 0xd03, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x4002000}, 0x20048000) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000340)={&(0x7f0000000280)={0x9c, r2, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r5}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}]}, 0x9c}}, 0x0) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r9, &(0x7f000000cc80)={0x0, 0x54, &(0x7f000000cc40)={&(0x7f0000000680)=ANY=[@ANYBLOB="24880000", @ANYRESDEC=r8, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000089053e09621d92e305d4a72e32ce88ea06216fdada2f6109b171ce34a245d863f00e5ec3e9bdea6a37a93fd67ec43d3a63d966d061d4dce10f8bc6c8efba9eaf5cb269e5d24560054d8c80a649eaef70a01374d2b5d6fe5f8cb2eb65a9d512fd44e9aca9ca06b9963d81fa3a615dee8a4725ad5442a702e143645e7cbe55965f940983eb9798b53b2ff6e0458ee3f174708ff1f1f6c39a03bc6efde1c60f737d89005b022d5bd9a658c2d7bc8809739064f46942e4a763bccb190db50f251f19aae98d54d8b50e5eab17b59dc7eb731ec7c87bb866", @ANYRES64, @ANYRES16=r6], 0x24}, 0x1, 0x0, 0x0, 0x8110}, 0x0) openat$cgroup_procs(r5, &(0x7f0000000400)='cgroup.procs\x00', 0x2, 0x0) 06:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x385a, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:41 executing program 1: socketpair(0x18, 0x8200, 0x2, &(0x7f0000000400)) [ 2240.896353] nbd: must specify at least one socket 06:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x6000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x300, 0x0, 0x25dfdc00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r3) [ 2240.930563] nbd: must specify at least one socket 06:19:41 executing program 1: socketpair(0x18, 0x8201, 0x2, &(0x7f0000000400)) 06:19:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x810000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x20, 0x0, 0x100, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r4, 0x100, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3f}]}, 0x20}, 0x1, 0x0, 0x0, 0x1}, 0x40800) 06:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x3f00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r2, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x2, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x2c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:41 executing program 1: socketpair(0x18, 0x8300, 0x2, &(0x7f0000000400)) 06:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, 0x0, 0x400, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x125}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe19}]}, 0x44}, 0x1, 0x0, 0x0, 0x46881}, 0x4000801) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:41 executing program 1: socketpair(0x18, 0x8301, 0x2, &(0x7f0000000400)) 06:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x4800, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x74, r2, 0x200, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xf28d}]}, 0x74}, 0x1, 0x0, 0x0, 0x60008800}, 0x4081) 06:19:41 executing program 1: socketpair(0x18, 0x8400, 0x2, &(0x7f0000000400)) 06:19:41 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000200)=ANY=[@ANYBLOB="4f27f95ac46004a30d912b0e2eb80d927c0000000000000079c4099197c48abc5c7bdc0d964c221eec23f764c24108be161ce4b3d88e081896090eebdfbf853f1e4748e2d2234e2327d35977a00000000000", @ANYRES32=0x0, @ANYBLOB="01eaffffffa974b1de0001000000040007800000000700000000000000000faca83796c112b15db3adf54e056537dcc4f3bea4bb86e454e32d20a5a968ba72beb88e46f345590e6d0a28cb3aa3d729ee724c934eccc9d76e7ef32783e8b99bfa04867edc3bd2547dbe5367fa"], 0x24}}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(0xffffffffffffffff, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000005000)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) getpeername(0xffffffffffffffff, &(0x7f0000005040)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff}}, &(0x7f00000050c0)=0x80) r6 = bpf$ITER_CREATE(0x21, &(0x7f0000005100), 0x8) r7 = bpf$ITER_CREATE(0x21, &(0x7f0000005140), 0x8) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000005240)={0xffffffffffffffff}) socketpair(0x1e, 0x1, 0x9, &(0x7f0000005280)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r10, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r11, 0xc008640a, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000005440)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000005400)={&(0x7f000000fb80)={0x140, 0x0, 0x300, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x39}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffff}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x4}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x140}, 0x1, 0x0, 0x0, 0x20044000}, 0x4000000) 06:19:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x4c00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:41 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)=ANY=[@ANYBLOB="2400b9921e390000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r1) 06:19:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x8000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)={0x38, r1, 0x1, 0x70bd26, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 06:19:42 executing program 1: socketpair(0x18, 0x8401, 0x2, &(0x7f0000000400)) 06:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x5a38, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2241.320707] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 06:19:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0)='nbd\x00', r1) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000140)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRESHEX, @ANYRES32=r6, @ANYRESOCT=r4, @ANYRES16], 0x48}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYRES16=r1, @ANYRES16=r2, @ANYRES16=r3], 0x24}}, 0x844) 06:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x34, r3, 0x10, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8b}]}, 0x34}, 0x1, 0x0, 0x0, 0xc000}, 0x1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xa000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:42 executing program 1: socketpair(0x18, 0x8500, 0x2, &(0x7f0000000400)) 06:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x6800, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getpeername(0xffffffffffffffff, &(0x7f0000000080)=@nfc, &(0x7f0000000000)=0x80) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:42 executing program 1: socketpair(0x18, 0x8501, 0x2, &(0x7f0000000400)) 06:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="001b00000000000007cb01005400040007800ce201000000000000000000"], 0x24}}, 0x0) 06:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x6c00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:42 executing program 1: socketpair(0x18, 0x8600, 0x2, &(0x7f0000000400)) 06:19:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r3) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) r7 = syz_open_dev$vcsn(&(0x7f00000000c0)='/dev/vcs#\x00', 0x7, 0x14e80) r8 = syz_open_dev$vcsn(&(0x7f0000000180)='/dev/vcs#\x00', 0x0, 0x40000) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)={0x4c, r4, 0x300, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x959}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r8}, {0x8, 0x1, r7}]}]}, 0x4c}}, 0x20000000) 06:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x10000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:42 executing program 1: socketpair(0x18, 0x8601, 0x2, &(0x7f0000000400)) 06:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7400, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x1f000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:42 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000000)={0xffffffffffffffff}, 0x0) r4 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nvme-fabrics\x00', 0x408000, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f00000000c0)={0x34, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x0) 06:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r2, 0x4, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x20}, 0x1, 0x0, 0x0, 0x240000c4}, 0x20044880) 06:19:42 executing program 1: socketpair(0x18, 0x8700, 0x2, &(0x7f0000000400)) 06:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x20000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:42 executing program 5: r0 = syz_genetlink_get_family_id$team(&(0x7f0000000100)='team\x00', 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000004c0)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000004100)={'wg2\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000005080)={'wg0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000050c0)={'team0\x00', 0x0}) getpeername(0xffffffffffffffff, &(0x7f0000007a80)=@can={0x1d, 0x0}, &(0x7f0000007b00)=0x80) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000007b40)={'wg1\x00', 0x0}) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000007fc0)={&(0x7f0000007b80)=@xdp={0x2c, 0x0, 0x0}, 0x80, &(0x7f0000007e80)=[{&(0x7f0000007c00)=""/236, 0xec}, {&(0x7f0000007d00)=""/138, 0x8a}, {&(0x7f0000007dc0)=""/140, 0x8c}], 0x3, &(0x7f0000007ec0)=""/197, 0xc5}, 0x2000) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000008240)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000008f00)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000008ec0)={&(0x7f0000000500)=ANY=[@ANYBLOB='$\f\x00\x00', @ANYRES16=r0, @ANYBLOB="000429bd7000fedbdf250300000008000100", @ANYRES32=0x0, @ANYBLOB="3c0102803c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000005000300060000000400040008000600", @ANYRES32=r1, @ANYBLOB="400001002400010071756575655f69640000000000000000000000000000000000000000000000000500030003000000080004000900000008000600", @ANYRES32=0x0, @ANYBLOB="3c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b0000000800040005000000080007000000000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000200000008000600", @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRES32=0x0, @ANYBLOB="3801028064000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b000000340004000700000892000000020083ff80000000008008afb300000089fe08ffff00000009000006fcffffff0400097f0ed6000038000100240001006e6f746966795f70656572735f636f756e740000000000000000000000000000050003000300000008000400090000003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="5c000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b0000002c00040000004040ff03000004000d090100000004003f20ffff00000200070604000000010081100900000008000100", @ANYRES32=r2, @ANYBLOB="6402028040000100240001006d6f64650000000000000000000000000000000000000000000000000000000005000300050000000f000400726f756e64726f62696e000040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e0000000800040012ee000008000600", @ANYRES32=r3, @ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000050003000300000008000400", @ANYRES32=0x0, @ANYBLOB="080007000000000038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000800000040000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b0000000800040007000000080007000000000008000100", @ANYRES32=0x0, @ANYBLOB="780002803c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="3800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRES32=0x0, @ANYBLOB="3801028038000100240001006d636173745f72656a6f696e5f696e74657276616c0000000000000000000000050003000300000008000400810000003c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=r4, @ANYBLOB="38000100240001006d636173745f72656a6f696e5f696e74657276616c0000000000000000000000050003000300000008000400faffffff3c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="4c000100240001006c625f74785f6d6574686f640000000000000000000000000000000000000000050003000500000019000400686173685f746f5f706f72745f6d617070696e670000000008000100", @ANYRES32=0x0, @ANYBLOB="7c010280400001002400010071756575655f6964000000000000000000000000000000000000000000000000050003000300000008000400e20b000008000600", @ANYRES32=0x0, @ANYBLOB="3c000100240001006c625f74785f6d6574686f64000000000000000000000000000000000000000005000300050000000900040068617368000000007c000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b0000004c00040003007f6400feffff01000608ff030000fbff20070500000007003f6a05000000000006000f000000000004090400000000100305cc0f0000e000cc05ffff000004003f813c000000400001002400010071756575655f69640000000000000000000000000000000000000000000000000500030003000000080004000200000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b00000008000400502e0000080007000000000008000100", @ANYRES32=r5, @ANYBLOB="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", @ANYRES32=r6, @ANYBLOB="40000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004000000000008000600", @ANYRES32=0x0, @ANYBLOB="38000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000500030003000000080004000300000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000800000008000600", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="e800028038000100240001006d636173745f72656a6f696e5f636f756e740000000000000000000000000000050003000300000008000400265c00003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=r9, @ANYBLOB="38000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000500030003000000080004000200000038000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000500030003000000080004000000008008000100", @ANYRES32=0x0, @ANYBLOB="f4000280401901002400c09821c297be68b956f05e00000000000000000000050003000e00000008000400070000000800060074e957c3853978bf1be33a30511e7324a120a154957e19e3ea21b7781ffff63063a01f337e5128728cd060426314daec1a0f8f89013d49aff670ae546f922c275304a02afc3f644c18ff7e95fb4638f0caf3af0cd89515f59f482333023e7b25940dffb33bb4952b728bb4dd187633309be32d413a7945e733b781e6eb65de8559baac154356f2f237c662642721b62a85f9f4a6e8d9e5386fc8c9ed", @ANYRES32=0x0, @ANYBLOB="3c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="3c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="38000100240001006d636173745f72656a6f696e5f636f756e74000000000000000000000000000005000300030000000800040006000000"], 0xc24}, 0x1, 0x0, 0x0, 0x48000}, 0x20000000) 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$nbd(&(0x7f0000000040)='nbd\x00', r10) pipe2(&(0x7f0000000080)={0xffffffffffffffff}, 0x180000) r14 = syz_open_dev$vcsn(&(0x7f0000000300)='/dev/vcs#\x00', 0x0, 0x40800) r15 = openat$zero(0xffffffffffffff9c, &(0x7f0000000340)='/dev/zero\x00', 0x1, 0x0) pipe2(&(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000480)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x80, r12, 0x1, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9744}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r13}, {0x8, 0x1, r14}, {0x8}, {0x8, 0x1, r15}, {0x8}, {0x8, 0x1, r16}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x8803}, 0x40004) sendmsg$NBD_CMD_CONNECT(r11, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r12, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:42 executing program 1: socketpair(0x18, 0x8701, 0x2, &(0x7f0000000400)) [ 2241.859918] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2241.898525] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 06:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7a00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}}, 0x1, 0x0, 0x0, 0x4088000}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}, 0x1, 0x0, 0x0, 0x4000800}, 0x40400c0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, r3, 0x800, 0x70bd2c, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x33}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}]}, 0x44}, 0x1, 0x0, 0x0, 0x1}, 0x0) msgctl$IPC_INFO(0x0, 0x3, &(0x7f0000000180)=""/15) 06:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x5c, r3, 0x200, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x66}]}, 0x5c}, 0x1, 0x0, 0x0, 0x4000}, 0x41) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB='\n\x00\x00@', @ANYRES16=0x0, @ANYBLOB="000000000000fcffffff010000000c00020005000000000095000c0005002201000000000000"], 0x2c}}, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x74, 0x0, 0x800, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2d45}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x74}, 0x1, 0x0, 0x0, 0x10}, 0x40001) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0)='nbd\x00', r1) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) ioctl$DRM_IOCTL_GEM_FLINK(0xffffffffffffffff, 0xc008640a, 0x0) pipe2(&(0x7f0000000400)={0xffffffffffffffff, 0xffffffffffffffff}, 0x84800) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000440)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r9, 0xc008640a, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000000580)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0x9c, 0x0, 0x200, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xbc3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xc5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x7}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x340}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4010}, 0x4040000) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f00000005c0)=ANY=[@ANYBLOB="24000000b1192a880b2b69469eff017b0254b49ef656d28e147654fcd72dccd3c4a761", @ANYRES16=r5, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:42 executing program 1: socketpair(0x18, 0x8800, 0x2, &(0x7f0000000400)) 06:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x3f000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) [ 2242.021193] nbd: must specify a device to reconfigure 06:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:42 executing program 1: socketpair(0x18, 0x8801, 0x2, &(0x7f0000000400)) [ 2242.065896] nbd: must specify a device to reconfigure 06:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) r4 = openat$zero(0xffffffffffffff9c, &(0x7f0000001600)='/dev/zero\x00', 0x220400, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000001700)={&(0x7f0000000000), 0xc, &(0x7f00000016c0)={&(0x7f0000001640)={0x6c, r2, 0x200, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}]}, 0x6c}, 0x1, 0x0, 0x0, 0x24048091}, 0x4090) 06:19:42 executing program 1: socketpair(0x18, 0x8900, 0x2, &(0x7f0000000400)) 06:19:42 executing program 2: socket$nl_rdma(0x10, 0x3, 0x14) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xe49651}]}, 0x24}}, 0x0) 06:19:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x20000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x48000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:42 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x200, 0x70bd2c, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x400c0}, 0x800) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x2c, r2, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 06:19:42 executing program 1: socketpair(0x18, 0x8901, 0x2, &(0x7f0000000400)) [ 2242.258199] nbd: must specify a size in bytes for the device 06:19:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x30000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x4c000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) [ 2242.307945] nbd: must specify a size in bytes for the device 06:19:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x44851}, 0x10004885) 06:19:43 executing program 1: socketpair(0x18, 0x8a00, 0x2, &(0x7f0000000400)) 06:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r3) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r4, 0x8, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x401}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xb4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000880}, 0x80) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x68000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:43 executing program 1: socketpair(0x18, 0x8a01, 0x2, &(0x7f0000000400)) 06:19:43 executing program 5: pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r0, 0xc008640a, 0x0) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000200)={&(0x7f0000000080)={0x150, 0x1403, 0x10, 0x70bd2c, 0x25dfdbff, "", [{{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'ip_vti0\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'bridge_slave_1\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'gretap0\x00'}}, {{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'vxcan1\x00'}}, {{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'veth0_virt_wifi\x00'}}, {{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'wg0\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'bridge0\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'bridge_slave_1\x00'}}]}, 0x150}, 0x1, 0x0, 0x0, 0x20040100}, 0x8814) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x34000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) shmctl$SHM_UNLOCK(0x0, 0xc) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000004c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000480)={&(0x7f0000000200)={0x68, r2, 0x8, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xb7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}]}, 0x68}, 0x1, 0x0, 0x0, 0x20008014}, 0xf8668c465aa252d6) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000edaee22a3c0d213159182be70400014d17b5a8cf0bd7e9a94bbc58b970024d7bcdbcc31b0da631d10899779d1f2315ccedf3405d9dbaa123beb9eaef531ca82287182238e81c31d9625944379ce3f6d4d31c2a0ebde49763ac105726ca4f9b114ab8a90c05832897f9e93c689891d95b2d3c7b4cf6f37bc81c293d9832fff3a323afea41a46b436101a0d2de7c9f37f1f04dfe02a4b4000c28c6d1863856a7c8901c1f96e7c136bbef23c4cdba1e27c519cec331ade2554b881ad2f6c07eb676f54f27cb1dc751b1"], 0x24}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180)='nbd\x00', r1) r5 = openat$zero(0xffffffffffffff9c, &(0x7f0000000280)='/dev/zero\x00', 0x220000, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) getpeername(0xffffffffffffffff, &(0x7f00000002c0)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @private1}}}, &(0x7f0000000340)=0x80) ioctl$DRM_IOCTL_DMA(r5, 0xc0406429, &(0x7f0000000640)={0x0, 0x7, &(0x7f0000000540)=[0x1, 0x6, 0x8, 0xfffffe00, 0x5, 0x3f85, 0xbfb], &(0x7f0000000580)=[0x1, 0x3, 0x4], 0x36, 0x7, 0x8, &(0x7f00000005c0)=[0x6, 0x7, 0x9, 0x8, 0x4, 0x401, 0x200], &(0x7f0000000600)=[0x1, 0x8, 0x7, 0x0, 0x9, 0xf70c, 0x8001, 0xffffffc7, 0x7, 0xa9]}) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000440)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000400)={&(0x7f0000000380)={0x7c, r4, 0x708, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xed}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x7c}, 0x1, 0x0, 0x0, 0x40800}, 0x44000000) 06:19:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x30, r2, 0x2, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x30}, 0x1, 0x0, 0x0, 0x5}, 0x400c1) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x24, r3, 0x800, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0xc804}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) ioctl$DRM_IOCTL_SWITCH_CTX(r4, 0x40086424, &(0x7f00000000c0)={0x0, 0x1}) getsockopt$inet_tcp_buf(r4, 0x6, 0x1f, &(0x7f0000000100)=""/32, &(0x7f0000000140)=0x20) 06:19:43 executing program 1: socketpair(0x18, 0x8b00, 0x2, &(0x7f0000000400)) 06:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x6c000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x400300, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) 06:19:43 executing program 2: shmctl$SHM_STAT_ANY(0xffffffffffffffff, 0xf, &(0x7f0000000080)=""/126) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:43 executing program 1: socketpair(0x18, 0x8b01, 0x2, &(0x7f0000000400)) 06:19:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}]}, 0x24}}, 0x0) 06:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x74000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="31010000000000000000050000000c0002000000000000000000"], 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x2c, r3, 0x1, 0x70bd25, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000081}, 0x0) 06:19:43 executing program 1: socketpair(0x18, 0x8c00, 0x2, &(0x7f0000000400)) 06:19:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r1, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000280)=ANY=[@ANYBLOB="752aa2c6c112dc42fa7c719156474ea73417cf07d2e842e300d9e93087512364cb062d1f1dacef54776a82a5dc51ff684b800e16296aa99b374510a27d4e66af7993bc880a93f94cdeed1ea18241344672481b90596cfa24e176cba40310f5f0be3e8f43d94609f37cbd9fb24b3f3ca62e8d1f40678baaa5e2ef86eaaac3de127c1a010b75b79934ee05f88ecc26d56f10b605636377e947a0d63fefa90633eee60b4a99dfa3cbdad6976b4ff1e04370c9856eb30100e30b51436c7c5d82a386cb0f0a01f3701f212c0763360bb5881675fb81f0fcbfd0ec6a368a2c2c885d", @ANYRESHEX=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}, 0x1, 0x0, 0x0, 0x20}, 0x0) 06:19:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf0ffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:43 executing program 1: socketpair(0x18, 0x8c01, 0x2, &(0x7f0000000400)) [ 2242.859592] nbd: must specify at least one socket 06:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7a000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:43 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x4000, 0x0) r7 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r11, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r12, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r9}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8, 0x1, r12}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) [ 2242.904532] nbd: must specify at least one socket 06:19:43 executing program 1: socketpair(0x18, 0x8d00, 0x2, &(0x7f0000000400)) 06:19:43 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r2, 0x4, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x8000}, 0x40000) 06:19:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x1000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x9708e198, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:43 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r3) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000140)='/dev/nvme-fabrics\x00', 0x800, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r6, &(0x7f00000001c0)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000180), 0x111, 0x1}}, 0x20) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r4, 0x20, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20}, 0x24008800) [ 2242.975915] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2243.001194] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 06:19:43 executing program 1: socketpair(0x18, 0x8d01, 0x2, &(0x7f0000000400)) 06:19:43 executing program 1: socketpair(0x18, 0x8e00, 0x2, &(0x7f0000000400)) 06:19:43 executing program 1: socketpair(0x18, 0x8e01, 0x2, &(0x7f0000000400)) [ 2243.067502] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2243.077425] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2243.087533] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2243.099830] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 06:19:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x2000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000400)={&(0x7f0000000440)={0x4c, 0x0, 0x800, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfc61}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000000}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) getsockopt$inet_tcp_buf(r2, 0x6, 0x1a, &(0x7f0000000300)=""/226, &(0x7f0000000140)=0xe2) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) r7 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/nvme-fabrics\x00', 0x20040, 0x0) r8 = syz_open_dev$vcsn(&(0x7f0000003740)='/dev/vcs#\x00', 0x9, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r9, 0xc008640a, 0x0) r10 = openat$zero(0xffffffffffffff9c, &(0x7f0000003780)='/dev/zero\x00', 0x80202, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000038c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000003880)={&(0x7f0000000540)={0x9c, r4, 0x400, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x5c, 0x8, 0xd08c}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x6, 0x1, r3}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r2}, {}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4}, 0x40000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x30000810}, 0x44005) r11 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_RES_MR_GET(r11, &(0x7f00000002c0)={&(0x7f0000000200), 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x18, 0x140d, 0x20, 0x70bd28, 0x25dfdbfd, "", [@RDMA_NLDEV_ATTR_RES_MRN={0x8, 0x3e, 0x5}]}, 0x18}, 0x1, 0x0, 0x0, 0x1}, 0xc0e4) 06:19:43 executing 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r2, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) r3 = bpf$ITER_CREATE(0x21, &(0x7f0000002340), 0x8) ioctl$SNDRV_SEQ_IOCTL_QUERY_SUBS(r3, 0xc058534f, &(0x7f0000000080)={{0xc1, 0x9}, 0x1, 0x8, 0x248, {0x5, 0x9}, 0x8, 0x9}) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000002440)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000002400)={&(0x7f0000002380)={0x60, r2, 0x8, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x556}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x60}, 0x1, 0x0, 0x0, 0x20008000}, 0xc0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) [ 2243.163822] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 06:19:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='=\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(0xffffffffffffffff, 0x4008af60, &(0x7f0000000000)={@local}) 06:19:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x97ffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:43 executing program 1: socketpair(0x18, 0x8f00, 0x2, &(0x7f0000000400)) 06:19:43 executing 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$nbd(&(0x7f0000000040)='nbd\x00', r0) ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000000)={0x0, 0x0, 0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) ioctl$DRM_IOCTL_PRIME_FD_TO_HANDLE(r3, 0xc00c642e, &(0x7f0000000080)={0x0, 0x0, r4}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB="24000083", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x3000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) shmat(0xffffffffffffffff, &(0x7f0000ffc000/0x4000)=nil, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:44 executing program 1: socketpair(0x18, 0x8f01, 0x2, &(0x7f0000000400)) 06:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x98e10897, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00', @ANYRES16=r2, @ANYBLOB="0808000000000000000001000000040007800c0002000000400080000008d504cd831f444508b56254522a781341a31461800100c1ffa4ec"], 0x24}, 0x1, 0x0, 0x0, 0x41}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = socket(0xb, 0x1, 0x1) syz_genetlink_get_family_id$mptcp(&(0x7f0000000100)='mptcp_pm\x00', r4) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0)='nbd\x00', r3) 06:19:44 executing program 1: socketpair(0x18, 0x9000, 0x2, &(0x7f0000000400)) 06:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x4000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x9effffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x100, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x33}]}, 0x38}, 0x1, 0x0, 0x0, 0x24040850}, 0x4800) sendmsg$RDMA_NLDEV_CMD_NEWLINK(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000240)={&(0x7f0000000180)={0xb0, 0x1403, 0x400, 0x70bd28, 0x25dfdbfb, "", [{{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ipvlan0\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'ip6tnl0\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'wg2\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'bridge0\x00'}}]}, 0xb0}, 0x1, 0x0, 0x0, 0x60401}, 0x4004004) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socket$nl_generic(0x10, 0x3, 0x10) 06:19:44 executing program 2: getpeername(0xffffffffffffffff, &(0x7f0000000080)=@vsock={0x28, 0x0, 0x0, @local}, &(0x7f0000000100)=0x80) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000006bc0)={'wg1\x00', 0x0}) sendmsg$MPTCP_PM_CMD_GET_ADDR(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0xac, 0x0, 0x800, 0x70bd2b, 0x25dfdbfb, {}, [@MPTCP_PM_ATTR_ADDR={0x30, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @dev={0xfe, 0x80, [], 0x26}}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @private=0xa010100}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x20}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x70}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x8}, @MPTCP_PM_ATTR_ADDR={0x2c, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x7}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @broadcast}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e21}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x2}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @dev={0xac, 0x14, 0x14, 0x2d}}]}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}, @MPTCP_PM_ATTR_ADDR={0x24, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0x2}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r2}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8}]}]}, 0xac}, 0x1, 0x0, 0x0, 0x5}, 0x4000001) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="01000000000000ff7f0000000000000007800c0002000000000000000000e986cd2e823fd3a6f9899a87546c94518eee884b5174a22d679f179e83b69a1f9de587e054f05c30f8bc38a21589bf3c66cead5d18bb1b6db4bedd1c64e70bd2d08b612fcece4f99837c195db64b16aa5ba704bcf11dbf561f96f995002670ea"], 0x24}}, 0x0) 06:19:44 executing program 3: pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r0, 0xc008640a, 0x0) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000000)={0x64a13f21, 0x2, 0x8000, 0x4, 0x7}, 0x14) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r4 = bpf$ITER_CREATE(0x21, &(0x7f0000000140)={r0}, 0x8) setsockopt$inet_tcp_TCP_QUEUE_SEQ(r4, 0x6, 0x15, &(0x7f0000000180)=0x7, 0x4) 06:19:44 executing program 1: socketpair(0x18, 0x9001, 0x2, &(0x7f0000000400)) 06:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x5000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xb4f809e3, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x103, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x4000001) 06:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x5c, 0x0, 0x100, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x200}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x101}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8000}, 0x6000000) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:44 executing program 1: socketpair(0x18, 0x9100, 0x2, &(0x7f0000000400)) 06:19:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x400, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1000}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20048880}, 0x8004) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) r6 = syz_open_dev$vcsn(&(0x7f0000000180)='/dev/vcs#\x00', 0xac1d, 0x101000) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x9c, r5, 0x413, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffff9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7fffffff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2346}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3168fea5}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x9c}, 0x1, 0x0, 0x0, 0xae00693bd0b8f6c9}, 0x10) 06:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x6000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:44 executing program 5: ioctl$RAW_CHAR_CTRL_GETBIND(0xffffffffffffffff, 0xac01, &(0x7f0000000300)={0x0, 0x7, 0x0}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x78, r2, 0x100, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fffffff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x401}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x78}, 0x1, 0x0, 0x0, 0x48080}, 0x20000000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r1) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x78, r4, 0x1, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffffb}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6bc5bd54}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fffffff}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}]}, 0x78}, 0x1, 0x0, 0x0, 0x4810}, 0x0) 06:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xe309f8b4, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) bind$802154_raw(0xffffffffffffffff, &(0x7f0000000000)={0x24, @short={0x2, 0x0, 0xaaa3}}, 0x14) epoll_create1(0x80000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:44 executing program 1: socketpair(0x18, 0x9101, 0x2, &(0x7f0000000400)) [ 2243.793266] nbd: must specify a size in bytes for the device 06:19:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r1, @ANYBLOB="280f0000000000001000010000000c0005002e01000000000000"], 0x20}}, 0x0) 06:19:44 executing program 1: socketpair(0x18, 0x9200, 0x2, &(0x7f0000000400)) [ 2243.847608] nbd: must specify a size in bytes for the device 06:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00020001040000000000002400020000000000000000005dacc36e897a17c48b160492c82ad743d51ae2605965583fb6a5c29720c83c7b9014fcc594f8335ed90f0a5c87591d5e38b84405e53d2c7bd37ed152a381ab7443be92548410a6c91425752a0d55bf126a4e380f6133b0f3d7d884fdf2057379924dc9eb7eae2e285c30770320575a9ab1ac41825b68079eb493d6caaea3a2387ecafcdde1624118f2616f5ef0db4ebbb4a900000d8d535e931957b2b48e4be280e3b06ca0e5ce4a708cc0d74abe97c837ca2e78f6334c63de759b30dd07e5dd34405ee0f6f82ed34f4b"], 0x2c}, 0x1, 0x0, 0x0, 0x2004c064}, 0x0) 06:19:44 executing program 1: socketpair(0x18, 0x9201, 0x2, &(0x7f0000000400)) 06:19:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x200, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x102}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3c3c}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x145}]}, 0x38}, 0x1, 0x0, 0x0, 0x4008004}, 0x880) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf0ffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x8000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2243.945208] nbd: must specify at least one socket 06:19:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000200000000100"/30], 0x24}}, 0x0) 06:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x24000000}, 0x0) 06:19:44 executing program 1: socketpair(0x18, 0x9300, 0x2, &(0x7f0000000400)) 06:19:44 executing program 2: r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000280)='/dev/zero\x00', 0x40, 0x0) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000340)={0xa, &(0x7f00000002c0)=[{}, {}, {}, {}, {}, {}, {}, {}, {}, {0x0}]}) ioctl$DRM_IOCTL_GET_SAREA_CTX(r0, 0xc010641d, &(0x7f0000000440)={r1, &(0x7f0000000380)=""/186}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r2) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000480)={0x2c, r4, 0x1, 0xfffffffd, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x2c}, 0x1, 0x0, 0x0, 0x200088c5}, 0x0) sendmsg$TCPDIAG_GETSOCK(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000200)={&(0x7f0000000080)={0x158, 0x12, 0x4, 0x70bd27, 0x25dfdbfb, {0x1, 0x7e, 0x3, 0x5, {0x4e23, 0x4e23, [0xffffffff, 0x169d, 0xdb26, 0x400], [0x3ff, 0x800, 0xfffffffe, 0x80000001], 0x0, [0x8]}, 0x0, 0x80}, [@INET_DIAG_REQ_BYTECODE={0x70, 0x1, "0a200cb38ecf07623954043dabdd200b7bc869ca475c8f89b66cb98504e223c1af24ff2dfb3342717a9449ac2bfae27a150edce1fefbad279ec2c5b531bf25325d4f97b0ac23d2acf3d690d9ec23375c0276e5d4a2b37608fb70d2bb56bfa90289ecb932f8d940ff5a8696e3"}, @INET_DIAG_REQ_BYTECODE={0x39, 0x1, "007c5cd01fedc27f0dc9f164de2037ec3ccc4e925ac5e1c4088beec868065a82c14a78d4f128359d41c4deac5911f1a7b9df2cc294"}, @INET_DIAG_REQ_BYTECODE={0x5d, 0x1, "aadc4d390370ba3e3763967eec3396826df38295c9bf2e97126c70b1c4aef61d11e140fc7b7bce0f09445937e19630bdd2fc8803ed329a91722598a241da3b474939728f4c4a3bfb829c4cd0d8982f39d0089784de1e642beb"}]}, 0x158}, 0x1, 0x0, 0x0, 0x4004050}, 0x4000004) 06:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xfdffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) [ 2244.069930] nbd: must specify at least one socket 06:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xa000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x44, r1, 0x8, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x200}]}, 0x44}, 0x1, 0x0, 0x0, 0x40000}, 0x2004c000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:44 executing program 1: socketpair(0x18, 0x9301, 0x2, &(0x7f0000000400)) 06:19:44 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r3) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r4, 0x10, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x400}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}]}, 0x50}, 0x1, 0x0, 0x0, 0x8000}, 0x1) [ 2244.150768] nbd: must specify at least one socket [ 2244.169524] nbd: must specify at least one socket 06:19:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xfffff000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:44 executing program 1: socketpair(0x18, 0x9400, 0x2, &(0x7f0000000400)) 06:19:44 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) r6 = socket(0x21, 0x80000, 0xfffff001) r7 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nvme-fabrics\x00', 0x181280, 0x0) r8 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/nvme-fabrics\x00', 0x100, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r9, 0xc008640a, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x6c, r5, 0x100, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x6c}, 0x1, 0x0, 0x0, 0x80}, 0x4810) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x70, r2, 0x4, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x70}, 0x1, 0x0, 0x0, 0x40}, 0x808) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) clock_gettime(0x0, &(0x7f0000000700)) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0xfdaa, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS]}, 0x24}, 0x1, 0x0, 0x0, 0x4000800}, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r2, 0x20, 0x70bd25, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9a}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}]}, 0x50}, 0x1, 0x0, 0x0, 0x2000c050}, 0x2400c804) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x3, 0x0, 0x4, &(0x7f0000000180)={0xffffffffffffffff}) sendmsg$SOCK_DIAG_BY_FAMILY(r3, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x2c, 0x14, 0x10, 0x70bd29, 0x25dfdbfe, {0xb, 0x7}, [@INET_DIAG_REQ_BYTECODE={0x16, 0x1, "909c1a27c79ed568081dc9ba7af4a3aa1cb3"}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4080}, 0x4000000) 06:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xffffff7f, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:45 executing program 1: socketpair(0x18, 0x9401, 0x2, &(0x7f0000000400)) 06:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x10000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r1) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, r3, 0x20, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2a}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0x2c}, 0x1, 0x0, 0x0, 0x2000c810}, 0x40) sendmsg$RDMA_NLDEV_CMD_RES_MR_GET(0xffffffffffffffff, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x30, 0x140d, 0x400, 0x70bd29, 0x25dfdbfe, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x4}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x4}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x4}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000010}, 0xc0) 06:19:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xc, &(0x7f0000000140)={0x5, &(0x7f00000000c0)=[{0x1, 0x80, 0x3f, 0x7f}, {0x1000, 0x2, 0x20, 0x9}, {0x1, 0x20, 0x1, 0xc1}, {0x9a, 0x7, 0x8, 0x100}, {0x684, 0x5, 0x6, 0x3}]}) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYRES32], 0x24}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000280)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000240)={&(0x7f00000001c0)={0x50, r2, 0x20, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffffffffffffffe0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x39}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}]}, 0x50}, 0x1, 0x0, 0x0, 0x4}, 0x4004) prctl$PR_GET_TSC(0x19, &(0x7f0000000080)) ioctl$SNDRV_SEQ_IOCTL_QUERY_NEXT_CLIENT(0xffffffffffffffff, 0xc0bc5351, &(0x7f00000002c0)={0x80, 0x0, 'client1\x00', 0x0, "e86a06d3fba72722", "a75300e1f145f25672bdbf1c2c2688c1b9a744425c6dcf40bc53cb54dc4c4ad2", 0x200, 0x7}) 06:19:45 executing program 1: socketpair(0x18, 0x9500, 0x2, &(0x7f0000000400)) [ 2244.398869] nbd: must specify a size in bytes for the device [ 2244.424099] nbd: must specify a size in bytes for the device 06:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) setsockopt$bt_rfcomm_RFCOMM_LM(r2, 0x12, 0x3, &(0x7f0000000000)=0x12, 0x4) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xffffff97, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x14, r2, 0x0, 0x4}, 0x14}}, 0x20014880) 06:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x1f000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:45 executing program 1: socketpair(0x18, 0x9501, 0x2, &(0x7f0000000400)) 06:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000200000000060000000004000789a917800c0002000000000000"], 0x24}}, 0x0) 06:19:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', 0xffffffffffffffff) getgid() pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) r5 = getegid() r6 = getegid() r7 = getpgid(0x0) kcmp$KCMP_EPOLL_TFD(0x0, r7, 0x7, 0xffffffffffffffff, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r4, 0xc0502100, &(0x7f0000000200)={0x0, 0x0}) shmctl$IPC_SET(0xffffffffffffffff, 0x1, &(0x7f0000000180)={{0x0, 0xffffffffffffffff, r5, 0x0, r6, 0x42, 0x3ff}, 0x40, 0x769, 0x81, 0xfffffffffffffff8, r7, r8, 0x9}) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000080)=ANY=[@ANYRES32, @ANYRES16=r1, @ANYRES32=r2], 0x24}}, 0x8040011) 06:19:45 executing program 1: socketpair(0x18, 0x9600, 0x2, &(0x7f0000000400)) 06:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xffffff9e, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x20000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) pipe2(&(0x7f00000000c0)={0xffffffffffffffff}, 0x80800) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) r9 = openat$zero(0xffffffffffffff9c, &(0x7f0000002200)='/dev/zero\x00', 0x400, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000002300)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000022c0)={&(0x7f0000002240)={0x54, r5, 0x2, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9cb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x54}, 0x1, 0x0, 0x0, 0x40800}, 0x800) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) 06:19:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000140)={&(0x7f0000000400)=ANY=[@ANYBLOB='p\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000328bd7000fddbdf25030000001c00078008000100", @ANYRES32, @ANYBLOB="0d000000809927f7c620", @ANYRES32, @ANYRES64=r4, @ANYRES32=r3, @ANYBLOB="08000100000000001400078008000100", @ANYBLOB="257ce7cdb5515f9d01f7ea337e9c12c7491a6ec5277d42273d46ef503f305882bbfce2a45266341673d377d96a59ac906a84d53a3e73463cba1f82e4350f0b5ebf3ce41bfab8e79e32bc5d87a4d3fe7f5df29e64d46070c33c5925acbbd102c9f236cad531f4c2af", @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00020001000100000000000c00030003000000000000000c0002000500000000000000"], 0x70}, 0x1, 0x0, 0x0, 0x24000484}, 0x20000041) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f00000001c0)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="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"], 0x24}}, 0x0) r6 = getpgid(0x0) getsockopt$inet_tcp_int(r4, 0x6, 0x3, &(0x7f00000000c0), &(0x7f0000000100)=0x4) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f00000003c0)='nbd\x00', r7) r8 = getpgid(0x0) kcmp$KCMP_EPOLL_TFD(0x0, r8, 0x7, 0xffffffffffffffff, 0x0) kcmp$KCMP_EPOLL_TFD(0x0, r8, 0x7, r4, 0x0) ptrace$getsig(0x4202, r6, 0x4, &(0x7f0000000340)) r9 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$gtp(&(0x7f0000000300)='gtp\x00', r9) 06:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB="77fc0131", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) 06:19:45 executing program 1: socketpair(0x18, 0x9601, 0x2, &(0x7f0000000400)) 06:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xfffffff0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) [ 2244.781352] nbd: must specify at least one socket 06:19:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x200000, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) ioctl$VIDIOC_EXPBUF(0xffffffffffffffff, 0xc0405610, &(0x7f00000001c0)={0x1, 0x3, 0x2, 0x0, r3}) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r1) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10400009}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x70, r4, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffffffffff46}]}, 0x70}, 0x1, 0x0, 0x0, 0x800}, 0x20000000) 06:19:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = shmget$private(0x0, 0x4000, 0x0, &(0x7f0000ffb000/0x4000)=nil) shmat(r3, &(0x7f0000ffe000/0x1000)=nil, 0x6000) shmctl$SHM_INFO(r3, 0xe, &(0x7f0000000080)=""/236) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = shmget$private(0x0, 0x2000, 0x40, &(0x7f0000ffe000/0x2000)=nil) shmctl$SHM_LOCK(r5, 0xb) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) r8 = openat$zero(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/zero\x00', 0x2000, 0x0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x6c, r6, 0x400, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x6c}, 0x1, 0x0, 0x0, 0x800}, 0x4800) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f0000000340)={&(0x7f0000000300)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000062b80972e12629e3000000040007800c00e2000000000010000000"], 0x24}}, 0x4004) 06:19:45 executing program 1: socketpair(0x18, 0x9700, 0x2, &(0x7f0000000400)) 06:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x385a0000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xfffffffd, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:45 executing program 1: socketpair(0x18, 0x9701, 0x2, &(0x7f0000000400)) 06:19:45 executing program 2: accept4$nfc_llcp(0xffffffffffffffff, &(0x7f0000000080), &(0x7f0000000000)=0x60, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x3f000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) syz_open_dev$video(&(0x7f0000000000)='/dev/video#\x00', 0x3, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)=ANY=[@ANYRESOCT=r3, @ANYRES16=r2, @ANYBLOB="0002000000003f7267ffe029a45f87c66e2b7f089000000000010000000c000300ffffffff000000000c0008000700000000000000"], 0x2c}}, 0x0) 06:19:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x60, r5, 0x200, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x10}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4e}]}, 0x60}, 0x1, 0x0, 0x0, 0x40000}, 0x4000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f00000001c0)=ANY=[@ANYBLOB="4f6c917b07249196b57040254fc2d9cd6bb6900c1d5e67c6b0f9058da0d29588b8c9161d858db4be098b2b7266efde88b77c6b9340c9d48356d13f775783110faf4236fb2137b360e97c2795d6428fb1f00d28c69c19b751a723e30f13404ea87d32573f07bb840783a6aa45105481309d514ad9f73bb0b44d799538c8d2496171682f12c0f8d27244c925afeecc3411505e0b2d8aedd8df96691df9ad4f9e13581183252bed71c432becad1e525e099db3fed780d5d9f31a751af1ebf3d2d9ce2577a3866b58706976e66a873a36209774b013f04cd16f7746dac702c4ec632ea83", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x40004) 06:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xffffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:45 executing program 1: socketpair(0x18, 0x9800, 0x2, &(0x7f0000000400)) 06:19:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x48000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r1) getpeername(0xffffffffffffffff, &(0x7f00000000c0)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @initdev}}}, &(0x7f0000000140)=0x80) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10814008}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x30, r3, 0x800, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x30}, 0x1, 0x0, 0x0, 0x4000041}, 0x44014) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = socket(0x23, 0x2, 0x6) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f0000000340)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000300)={&(0x7f0000000280)={0x60, r3, 0x400, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r6}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3fe}]}, 0x60}, 0x1, 0x0, 0x0, 0x4000}, 0x40000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r8) sendmsg$NBD_CMD_STATUS(r8, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r9, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f0000000440)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000400)={&(0x7f00000003c0)={0x2c, r9, 0x400, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1ff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20048804}, 0x4000) 06:19:45 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000100)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r2, &(0x7f0000000040)={0x0, 0x18, 0xfa00, {0x0, &(0x7f0000000000), 0x13f}}, 0x20) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x84800) syz_open_dev$vcsn(&(0x7f00000000c0)='/dev/vcs#\x00', 0x0, 0x200c00) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f00000001c0)={0x50, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r5}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x200}]}, 0x50}}, 0x0) 06:19:45 executing program 3: ioctl$DRM_IOCTL_PRIME_HANDLE_TO_FD(0xffffffffffffffff, 0xc00c642d, &(0x7f0000000100)={0x0, 0x0, 0xffffffffffffffff}) ioctl$DRM_IOCTL_RES_CTX(0xffffffffffffffff, 0xc0106426, &(0x7f0000000180)={0x5, &(0x7f0000000140)=[{}, {0x0}, {}, {}, {}]}) ioctl$DRM_IOCTL_NEW_CTX(r0, 0x40086425, &(0x7f00000001c0)={r1}) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r2) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$proc_mixer(0xffffffffffffff9c, &(0x7f00000000c0)='/proc/asound/card0/oss_mixer\x00', 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f0000000080)={&(0x7f0000000000), 0xc, 0xfffffffffffffffd, 0x1, 0x0, 0x0, 0x20000804}, 0x41) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000240)=ANY=[@ANYBLOB="20061d4000c3b535e69c7fefed848f0000", @ANYRES16=r4, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000200)='nbd\x00', r6) 06:19:45 executing program 1: socketpair(0x18, 0x9801, 0x2, &(0x7f0000000400)) 06:19:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x0}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:45 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000001fe0b15fda5e8154c032be2ba3b2736a8a2a94a1260b48f9901388258d7bd8138ff749032493aea87c583d2f631a57664d7e4440ca283012f1f6208de779dacf10726cc2ca5ea592f6384edb76b6ae5d50448b1f93e1afaa4fa898e325f2b9da87bb03facd0e037b9b947495b78339de2682f76279e95ee3c15c5b6a84cc19c9f3ea74"], 0x24}}, 0x0) 06:19:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000000f518684e778bfc21ad0b11202485cde330400e17e9b93b7ee9d3f4ab4eda6dfbb17b7b72bc"], 0x24}}, 0x0) 06:19:46 executing program 1: socketpair(0x18, 0x9900, 0x2, &(0x7f0000000400)) 06:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000240)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000180)={0x48, 0x0, 0x1, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xddc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}, 0x1, 0x0, 0x0, 0x20000080}, 0x4051) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x40, 0x0, 0x10, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x40}, 0x1, 0x0, 0x0, 0x1}, 0x4884) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB="241b0000", @ANYRES16=r4, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x4c000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c00f9ffffff000000000000"], 0x24}}, 0x0) [ 2245.368562] nbd: must specify an index to disconnect 06:19:46 executing program 1: socketpair(0x18, 0x9901, 0x2, &(0x7f0000000400)) 06:19:46 executing program 3: pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r0, 0xc008640a, 0x0) getsockopt$inet_tcp_TCP_ZEROCOPY_RECEIVE(r0, 0x6, 0x23, &(0x7f0000000000)={&(0x7f0000ffb000/0x4000)=nil, 0x4000}, &(0x7f0000000080)=0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = shmget$private(0x0, 0x4000, 0x0, &(0x7f0000ffb000/0x4000)=nil) shmat(r2, &(0x7f0000ffe000/0x1000)=nil, 0x6000) shmctl$SHM_LOCK(r2, 0xb) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)=ANY=[@ANYBLOB="2400008a00831eaed9d5f3f6b3ce815ba97bc729f9158b05f36e2149014c361c6174cdd497af69e6bbf930161cd336179bcff53de1da50f0009b729f607e62893c84b945936605bdebd2ebbaefb14a0a0a6817cd74db608960fd072d167ec4b48fb7fda03fce08ce8054a05d2af83d0f1015f8c1ce", @ANYRES16=r4, @ANYBLOB="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"/382], 0x24}}, 0x0) 06:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r7 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000001cc0)='/dev/nvme-fabrics\x00', 0x140, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r9, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000001e00)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000001dc0)={&(0x7f0000001d00)={0x98, r3, 0x400, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10000}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xf}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x20}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xdd44}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x98}, 0x1, 0x0, 0x0, 0x24040814}, 0x20000000) 06:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x4}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x68000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:46 executing program 1: socketpair(0x18, 0x9a00, 0x2, &(0x7f0000000400)) [ 2245.483613] nbd: must specify a size in bytes for the device 06:19:46 executing program 2: r0 = getpgid(0x0) kcmp$KCMP_EPOLL_TFD(0x0, r0, 0x7, 0xffffffffffffffff, 0x0) r1 = accept4$nfc_llcp(0xffffffffffffffff, 0x0, &(0x7f0000000900), 0x80000) setsockopt$nfc_llcp_NFC_LLCP_MIUX(r1, 0x118, 0x1, &(0x7f0000000940)=0xfffffffc, 0x4) r2 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x200000, 0x0) kcmp$KCMP_EPOLL_TFD(r0, 0x0, 0x7, 0xffffffffffffffff, &(0x7f0000000080)={r2, 0xffffffffffffffff, 0x8000}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="010000000600000000001600002862b885800200"/30], 0x24}}, 0x0) 06:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket(0x2, 0x800, 0x643503ef) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r5 = socket(0x28, 0x4, 0x5) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000006440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000006400)={&(0x7f0000006380)={0x58, r1, 0x200, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4040000}, 0x91) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xfc26}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x28, r1, 0x300, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x40000}, 0x20000000) 06:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x6c000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x7}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:46 executing program 1: socketpair(0x18, 0x9a01, 0x2, &(0x7f0000000400)) 06:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x0, 0x1, 0x1, &(0x7f0000004f00)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80800) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_RECV(r5, 0xc0502100, &(0x7f0000000100)={0x0}) r7 = openat$cgroup_procs(r5, &(0x7f00000005c0)='tasks\x00', 0x2, 0x0) ioctl$SECCOMP_IOCTL_NOTIF_ADDFD(r4, 0x40182103, &(0x7f0000000600)={r6, 0x1, r7, 0xd476, 0x80000}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000005000)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000004fc0)={&(0x7f0000004f40)={0x7c, 0x0, 0x8, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}]}, 0x7c}, 0x1, 0x0, 0x0, 0x4080004}, 0x4000) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f00000000c0), 0x80000) r9 = syz_open_dev$vcsn(&(0x7f0000000280)='/dev/vcs#\x00', 0x83f, 0x80000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f00000002c0)={0x4c, r8, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r5}, {0x8, 0x1, r2}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x22004000}, 0x0) 06:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:46 executing program 1: socketpair(0x18, 0x9b00, 0x2, &(0x7f0000000400)) [ 2245.669277] nbd: must specify a size in bytes for the device 06:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="ff0300"], 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x4c, 0x0, 0x200, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xfffffffffffffe93}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xb}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000041}, 0x4000014) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB="24200002", @ANYRES16=r3, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x74000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) r2 = openat$zero(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/zero\x00', 0x600200, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00', r0) socketpair(0x11, 0x4, 0xff, &(0x7f0000000180)={0xffffffffffffffff}) socketpair(0x23, 0x6, 0xfffffffd, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x78, r4, 0x400, 0x8, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000001}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80000000}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8001}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100}]}, 0x78}, 0x1, 0x0, 0x0, 0x8000}, 0x810) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) pipe2(&(0x7f0000000440)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000540)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000500)={&(0x7f0000000480)={0x58, r1, 0x2, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8, 0x1, r9}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x1}, 0x20000010) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) msgctl$IPC_STAT(0x0, 0x2, &(0x7f0000000580)=""/4096) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r10, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r11, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:46 executing program 1: socketpair(0x18, 0x9b01, 0x2, &(0x7f0000000400)) 06:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) rt_sigpending(&(0x7f0000000000), 0x8) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f0000000080)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x40000) 06:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7a000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:46 executing program 1: socketpair(0x18, 0x9c00, 0x2, &(0x7f0000000400)) 06:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r2) msgget$private(0x0, 0x21e) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) setsockopt$bt_rfcomm_RFCOMM_LM(r4, 0x12, 0x3, &(0x7f00000000c0)=0x18, 0x4) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000040)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRESOCT=r3, @ANYBLOB="014e000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:46 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) shmget$private(0x0, 0x4000, 0x54000000, &(0x7f0000ffb000/0x4000)=nil) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x14, 0x0, 0x100, 0x70bd26, 0x25dfdbfb}, 0x14}, 0x1, 0x0, 0x0, 0x41}, 0x1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0)='nbd\x00', r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x44, r3, 0x600, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffff}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x44}, 0x1, 0x0, 0x0, 0x4008000}, 0x4000000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r2) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000006c0)={&(0x7f0000000600)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000680)={&(0x7f0000000640)={0x20, r3, 0x2, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000000}, 0x20000004) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x2c, r5, 0x20, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xc969}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8e5f}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000010}, 0x40000) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)=ANY=[@ANYRES64, @ANYRES16=r5, @ANYBLOB="01000000000000000000010000000200000028004200000000001b000000"], 0x24}}, 0x0) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000440)='nbd\x00', r1) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) r8 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000480)='/dev/nvme-fabrics\x00', 0x40001, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r9, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000005c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000580)={&(0x7f00000004c0)={0xa0, r6, 0x0, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}]}, 0xa0}, 0x1, 0x0, 0x0, 0x4008040}, 0x14) 06:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) r4 = socket(0x28, 0x4, 0x8) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x84, r3, 0x8, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x40000000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000001}]}, 0x84}}, 0x4010) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r8) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 06:19:46 executing program 1: socketpair(0x18, 0x9c01, 0x2, &(0x7f0000000400)) 06:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7cfb6d83, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002c02db015cf3c909efc"], 0x24}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) ioctl$DRM_IOCTL_SWITCH_CTX(r3, 0x40086424, &(0x7f0000000080)={0x0, 0x2}) 06:19:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r3) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x3c, r4, 0x400, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7fff}]}, 0x3c}, 0x1, 0x0, 0x0, 0x40004}, 0x48800) 06:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:46 executing program 1: socketpair(0x18, 0x9d00, 0x2, &(0x7f0000000400)) 06:19:46 executing program 5: pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r0, 0xc008640a, 0x0) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r0, 0x6, 0x1d, &(0x7f0000000000)={0x5, 0xbfb, 0x4, 0x3, 0xfffffbff}, 0x14) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000240)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="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"], 0x24}}, 0x0) msgctl$IPC_STAT(0xffffffffffffffff, 0x2, &(0x7f0000000140)=""/202) 06:19:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x836dfb7c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}]}, 0x4c}}, 0x4000000) bpf$LINK_DETACH(0x22, &(0x7f0000000080)=r3, 0x4) 06:19:46 executing program 1: socketpair(0x18, 0x9d01, 0x2, &(0x7f0000000400)) [ 2246.207673] nbd: must specify a size in bytes for the device [ 2246.246027] nbd: must specify a size in bytes for the device 06:19:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x4}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) openat$char_raw_ctl(0xffffffffffffff9c, &(0x7f0000000000)='/dev/raw/rawctl\x00', 0xa000, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x9708e198, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:47 executing program 5: r0 = shmget$private(0x0, 0x3000, 0x200, &(0x7f0000ffd000/0x3000)=nil) shmctl$SHM_LOCK(r0, 0xb) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) shmctl$SHM_INFO(r0, 0xe, &(0x7f0000000080)=""/170) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x2c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) shmctl$SHM_UNLOCK(r0, 0xc) 06:19:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x5c, r2, 0x400, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x11}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x7}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x81}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8000}, 0x20000080) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:47 executing program 1: socketpair(0x18, 0x9e00, 0x2, &(0x7f0000000400)) [ 2246.402295] nbd: must specify at least one socket 06:19:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x97ffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x5}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) [ 2246.437770] nbd: must specify at least one socket 06:19:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c00020000000000004000005cc514fd7e8b68f291b0510da1df2707886361aca7966fb79225318340939167d472097196067a21be608786ae73a8d44482c55891adce84dbb3b9ffffffff00000000fc139a7c1c03ecd9303ad1818cff"], 0x24}}, 0x0) 06:19:47 executing program 1: socketpair(0x18, 0x9e01, 0x2, &(0x7f0000000400)) 06:19:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x6}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:47 executing program 5: pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) sendmsg$RDMA_NLDEV_CMD_STAT_DEL(r0, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x50, 0x1412, 0x100, 0x70bd26, 0x25dfdbfc, "", [@RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8}, @RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x3}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x4}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x5}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x5}]}, 0x50}, 0x1, 0x0, 0x0, 0x81}, 0x44004) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) sendmsg$RDMA_NLDEV_CMD_RES_MR_GET(r0, &(0x7f00000003c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)=ANY=[@ANYBLOB="380000000d14260029bd7000fcdbdf2508003e00020000000800010001000000080003000000000008003e000200000008003e0005000000"], 0x38}, 0x1, 0x0, 0x0, 0xc0}, 0x90) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x58, r3, 0x200, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5689}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000000}]}, 0x58}, 0x1, 0x0, 0x0, 0x10}, 0x8000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 06:19:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)=ANY=[@ANYBLOB="ff972869e94a14246c8775f6990795bd8f7611bb6a65a6000000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x98e10897, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:47 executing program 1: socketpair(0x18, 0x9f00, 0x2, &(0x7f0000000400)) 06:19:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0x0, 0x6, 0x2}]}, 0xa}}, 0x0) 06:19:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x7}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) openat$cgroup_subtree(r4, &(0x7f0000000000)='cgroup.subtree_control\x00', 0x2, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000180)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000fedbdf2501000000040007800c000300ff030000000000001400078008000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="1400078008000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="b661fffb8ad252178de9c0af5339fe64c80ffe30d5352bd6fdf229a10400c7677fd1024a0dea304fe6e55f0c9a695e9eefde1a4a3fdd39f7ca06400e086985a872ebff4d7b8ab6cd45d64559d980e952194efbdb90a5adaa6ee8c8b0b18669a0c997e29cf08355ce80f8c87f8f08dc98747a1cbce945ec"], 0x4c}}, 0x0) 06:19:47 executing program 1: socketpair(0x18, 0x9f01, 0x2, &(0x7f0000000400)) 06:19:47 executing program 2: pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x84000) ioctl$DRM_IOCTL_GEM_FLINK(r1, 0xc008640a, 0x0) bpf$ITER_CREATE(0x21, &(0x7f0000000280)={r1}, 0x8) write$cgroup_int(r0, &(0x7f0000000000)=0x2, 0x12) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r2) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f0000000480)={&(0x7f00000004c0)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="0100000000000000005fae511b1d2f4600f8ffffff030007800c000296f7b191366b166143000000000000000000"], 0x24}, 0x1, 0x0, 0x0, 0x801}, 0x0) r5 = shmget$private(0x0, 0x4000, 0x0, &(0x7f0000ffb000/0x4000)=nil) shmat(r5, &(0x7f0000ffe000/0x1000)=nil, 0x6000) r6 = bpf$ITER_CREATE(0x21, &(0x7f0000000340)={r1}, 0x8) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) r8 = socket(0x1f, 0x2, 0x1) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000440)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000540)={&(0x7f0000000380)={0x80, r4, 0x300, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8, 0x1, r1}, {0x8, 0x1, r6}, {0x8, 0x1, r0}, {0x8, 0x1, r0}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x80}, 0x1, 0x0, 0x0, 0x8004}, 0x240440c0) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r11 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r10) sendmsg$NBD_CMD_CONNECT(r9, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x38, r11, 0x400, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x104}]}, 0x38}, 0x1, 0x0, 0x0, 0x4001}, 0x20008000) shmctl$IPC_INFO(r5, 0x3, &(0x7f0000000080)=""/72) 06:19:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x9effffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = socket(0x25, 0x5, 0x6a43) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) r9 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000100)='/dev/nvme-fabrics\x00', 0x2000, 0x0) write$P9_RSYMLINK(r9, &(0x7f0000000140)={0x14, 0x11, 0x1, {0x4, 0x1}}, 0x14) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)={0x5c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x5c}}, 0x0) 06:19:47 executing program 1: socketpair(0x18, 0xa000, 0x2, &(0x7f0000000400)) [ 2246.825407] nbd: must specify a size in bytes for the device [ 2246.865200] nbd: must specify a size in bytes for the device 06:19:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) r2 = syz_open_dev$vcsn(&(0x7f00000000c0)='/dev/vcs#\x00', 0x8, 0x24080) recvmmsg(0xffffffffffffffff, &(0x7f0000003a40)=[{{&(0x7f0000000100)=@pppol2tpv3in6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @private2}}}, 0x80, &(0x7f0000000380)=[{&(0x7f0000000180)=""/74, 0x4a}, {&(0x7f0000000200)}, {&(0x7f0000000240)=""/162, 0xa2}, {&(0x7f0000000300)=""/70, 0x46}], 0x4, &(0x7f00000003c0)=""/193, 0xc1}}, {{0x0, 0x0, &(0x7f0000000700)=[{&(0x7f00000004c0)=""/255, 0xff}, {&(0x7f00000005c0)=""/17, 0x11}, {&(0x7f0000000600)=""/126, 0x7e}, {&(0x7f0000000680)=""/93, 0x5d}], 0x4}, 0x7}, {{&(0x7f0000000740)=@l2tp={0x2, 0x0, @initdev}, 0x80, &(0x7f0000001b80)=[{&(0x7f00000007c0)=""/126, 0x7e}, {&(0x7f0000000840)=""/4096, 0x1000}, {&(0x7f0000001840)=""/3, 0x3}, {&(0x7f0000001880)=""/127, 0x7f}, {&(0x7f0000001900)=""/89, 0x59}, {&(0x7f0000001980)=""/113, 0x71}, {&(0x7f0000001a00)=""/97, 0x61}, {&(0x7f0000001a80)=""/129, 0x81}, {&(0x7f0000001b40)=""/36, 0x24}], 0x9, &(0x7f0000001c40)=""/96, 0x60}}, {{&(0x7f0000001cc0)=@nl=@proc, 0x80, &(0x7f0000001f40)=[{&(0x7f0000001d40)=""/59, 0x3b}, {&(0x7f0000001d80)=""/199, 0xc7}, {&(0x7f0000001e80)=""/150, 0x96}], 0x3}, 0xd93a}, {{&(0x7f0000001f80)=@phonet, 0x80, &(0x7f0000002380)=[{&(0x7f0000002000)=""/6, 0x6}, {&(0x7f0000002040)=""/250, 0xfa}, {&(0x7f0000002140)=""/233, 0xe9}, {&(0x7f0000002240)=""/92, 0x5c}, {&(0x7f00000022c0)=""/177, 0xb1}], 0x5, &(0x7f0000002400)=""/116, 0x74}, 0x3}, {{&(0x7f0000002480)=@x25, 0x80, &(0x7f00000038c0)=[{&(0x7f0000002500)=""/60, 0x3c}, {&(0x7f0000002540)}, {&(0x7f0000002580)=""/167, 0xa7}, {&(0x7f0000002640)=""/104, 0x68}, {&(0x7f00000026c0)=""/16, 0x10}, {&(0x7f0000002700)=""/194, 0xc2}, {&(0x7f0000002800)=""/150, 0x96}, {&(0x7f00000028c0)=""/4096, 0x1000}], 0x8, &(0x7f0000003940)=""/241, 0xf1}, 0x200000}], 0x6, 0x100, &(0x7f0000003bc0)={0x0, 0x3938700}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) sendmsg$MPTCP_PM_CMD_SET_LIMITS(r6, &(0x7f0000003c40)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000003c00)={&(0x7f0000002540)={0x40, 0x0, 0x1, 0x70bd26, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x6}, @MPTCP_PM_ATTR_SUBFLOWS={0x8}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x1}, @MPTCP_PM_ATTR_ADDR={0x14, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e20}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x4048010}, 0x24000000) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000003c80)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r9, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r10, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000003dc0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000003d80)={&(0x7f0000003e00)=ANY=[@ANYBLOB="b4000000", @ANYRES16=0x0, @ANYBLOB="000426bd7000fedbdf25050000000c00040007000000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r1, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="4400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="00000000be0000000000", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB="0c0002000400000000000000"], 0xb4}, 0x1, 0x0, 0x0, 0x4000010}, 0x40) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r11, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r12, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf0ffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2246.893258] nla_parse: 34 callbacks suppressed [ 2246.893269] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 06:19:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000003080)=[{{&(0x7f0000000080)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @broadcast}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000100)=""/239, 0xef}, {&(0x7f0000000200)=""/25, 0x19}, {&(0x7f0000000240)=""/137, 0x89}, {&(0x7f0000000300)=""/16, 0x10}, {&(0x7f0000000340)=""/162, 0xa2}, {&(0x7f0000000400)=""/34, 0x22}], 0x6, &(0x7f00000004c0)=""/133, 0x85}}, {{&(0x7f0000000580)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @dev}, 0x80, &(0x7f0000000700)=[{&(0x7f0000000600)=""/243, 0xf3}], 0x1, &(0x7f0000000740)=""/185, 0xb9}, 0x8001}, {{&(0x7f0000000800)=@l2tp={0x2, 0x0, @multicast1}, 0x80, &(0x7f0000000940)=[{&(0x7f0000000880)=""/154, 0x9a}], 0x1, &(0x7f0000000980)=""/64, 0x40}, 0x1ff}, {{0x0, 0x0, &(0x7f0000001cc0)=[{&(0x7f00000009c0)=""/50, 0x32}, {&(0x7f0000000a00)=""/120, 0x78}, {&(0x7f0000000a80)=""/24, 0x18}, {&(0x7f0000000ac0)=""/4096, 0x1000}, {&(0x7f0000001ac0)=""/116, 0x74}, {&(0x7f0000001b40)=""/47, 0x2f}, {&(0x7f0000001b80)=""/86, 0x56}, {&(0x7f0000001c00)=""/130, 0x82}], 0x8, &(0x7f0000001d40)=""/243, 0xf3}, 0x3}, {{&(0x7f0000001e40)=@qipcrtr, 0x80, &(0x7f0000003040)=[{&(0x7f0000001ec0)=""/4096, 0x1000}, {&(0x7f0000002ec0)=""/167, 0xa7}, {&(0x7f0000002f80)=""/144, 0x90}], 0x3}, 0x5}], 0x5, 0x40000121, &(0x7f00000031c0)) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000032c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4124044}, 0xc, &(0x7f0000003280)={&(0x7f0000003200)={0x78, 0x0, 0x1, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r5}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x81}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe4}]}, 0x78}, 0x1, 0x0, 0x0, 0x48005}, 0x4) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100ffff000000800c0002000000000000000000"], 0x24}}, 0x0) 06:19:47 executing program 1: socketpair(0x18, 0xa001, 0x2, &(0x7f0000000400)) 06:19:47 executing program 1: socketpair(0x18, 0xa100, 0x2, &(0x7f0000000400)) [ 2246.967175] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2246.983216] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2246.992394] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2247.001167] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2247.011370] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2247.020299] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 06:19:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0xf}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:47 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$nbd(&(0x7f0000000000)='nbd\x00', r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xfdffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2247.057980] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2247.083279] nbd: must specify an index to disconnect 06:19:47 executing program 1: socketpair(0x18, 0xa101, 0x2, &(0x7f0000000400)) [ 2247.101505] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2247.111674] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 06:19:47 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000000)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)={0x24, r2, 0x400, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x5d}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x0, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0x0, 0x3, 0x7}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x0, 0x8, 0xffffffffffff0fcc}, @NBD_ATTR_SOCKETS={0x0, 0x7, 0x0, 0x1, [{}, {}]}]}, 0x24}}, 0x4000000) 06:19:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x48}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:47 executing program 1: socketpair(0x18, 0xa200, 0x2, &(0x7f0000000400)) 06:19:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xfffff000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:47 executing program 1: socketpair(0x18, 0xa201, 0x2, &(0x7f0000000400)) 06:19:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x8c, r5, 0x200, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3ff}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3ff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x8c}, 0x1, 0x0, 0x0, 0x24044000}, 0xc014) 06:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x4c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xffffff7f, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:48 executing program 1: socketpair(0x18, 0xa300, 0x2, &(0x7f0000000400)) 06:19:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x2c, r2, 0x300, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2e56}]}, 0x2c}, 0x1, 0x0, 0x0, 0x40}, 0x4) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:48 executing program 1: socketpair(0x18, 0xa301, 0x2, &(0x7f0000000400)) 06:19:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r3) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) r5 = openat$misdntimer(0xffffffffffffff9c, &(0x7f0000000140)='/dev/mISDNtimer\x00', 0x3, 0x0) ioctl$IMADDTIMER(r5, 0x80044940, &(0x7f0000000180)) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) r8 = socket(0x3e, 0x2, 0x407) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000002080)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r10, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000021c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000002180)={&(0x7f00000020c0)={0xac, r4, 0x800, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x80}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x122}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8}, {0x8}, {0x8, 0x1, r10}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0xac}, 0x1, 0x0, 0x0, 0x4000040}, 0x40) ioctl$sock_inet_tcp_SIOCOUTQ(r8, 0x5411, &(0x7f0000000100)) ioctl$DRM_IOCTL_SWITCH_CTX(r7, 0x40086424, &(0x7f00000001c0)) connect$nfc_llcp(r8, &(0x7f0000000080)={0x27, 0x0, 0x2, 0x3, 0x9, 0x80, "4ccc23bb93ea2f3d8af3085afba634ca061d564a480ccd96bacda965d26fd32933f09390723c0800ec551abe033322da1b851bb59c55fa077a906ec08fe1c0", 0x15}, 0x60) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xffffff97, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:48 executing program 1: socketpair(0x18, 0xa400, 0x2, &(0x7f0000000400)) 06:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x68}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:48 executing program 2: r0 = shmget$private(0x0, 0x3000, 0x200, &(0x7f0000ffd000/0x3000)=nil) shmctl$SHM_LOCK(r0, 0xb) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) shmctl$SHM_INFO(r0, 0xe, &(0x7f0000000080)=""/170) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x2c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x0) shmctl$SHM_UNLOCK(r0, 0xc) 06:19:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = shmget$private(0x0, 0x4000, 0x0, &(0x7f0000ffb000/0x4000)=nil) shmat(r3, &(0x7f0000ffe000/0x1000)=nil, 0x6000) shmctl$SHM_STAT_ANY(r3, 0xf, &(0x7f0000000080)=""/4096) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x58, r2, 0x8, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffffff9}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8000}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x122}]}, 0x58}, 0x1, 0x0, 0x0, 0x400c080}, 0x40000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB="24000080", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xffffff9e, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:48 executing program 1: socketpair(0x18, 0xa401, 0x2, &(0x7f0000000400)) [ 2247.595240] nbd: must specify at least one socket 06:19:48 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x44, 0x0, 0x8, 0x70bd29, 0x25dfdbfb, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x10a}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0x44}, 0x1, 0x0, 0x0, 0x24040880}, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x6c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x4}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:48 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$nbd(&(0x7f0000000040)='nbd\x00', r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = msgget$private(0x0, 0x0) msgctl$IPC_RMID(r2, 0x0) msgctl$IPC_STAT(r2, 0x2, &(0x7f0000000080)=""/175) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) msgctl$MSG_INFO(r2, 0xc, &(0x7f0000000140)=""/250) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000540)=ANY=[@ANYBLOB="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", @ANYRES64=r0, @ANYRES64=r4], 0x24}}, 0x40c8040) r6 = bpf$ITER_CREATE(0x21, &(0x7f0000001ac0), 0x8) setsockopt$bt_rfcomm_RFCOMM_LM(r6, 0x12, 0x3, &(0x7f0000001b00)=0x40, 0x4) 06:19:48 executing program 1: socketpair(0x18, 0xa500, 0x2, &(0x7f0000000400)) 06:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xfffffff0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) 06:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x74}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:48 executing program 1: socketpair(0x18, 0xa501, 0x2, &(0x7f0000000400)) 06:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x6c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000042fc93f4a883c00078032fff800d300b4e82aff61036bfe3eddf01bf5ede4487840e33fac428454346a33293bafa89363060e82aed69a3866dd476935f04b00f589ecf70ab10706080e05e1883fabfd8080285942d073f3e293fe96b13237f5a6fd769ef866474ab9c1"], 0x24}}, 0x0) 06:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xfffffffd, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:48 executing program 1: socketpair(0x18, 0xa600, 0x2, &(0x7f0000000400)) 06:19:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB="01800000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) [ 2247.892467] nbd: must specify at least one socket 06:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x7a}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xfffffff0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x90c257143a202a45, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x2800c004}, 0x0) 06:19:48 executing program 1: socketpair(0x18, 0xa601, 0x2, &(0x7f0000000400)) 06:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xffffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:48 executing program 1: socketpair(0x18, 0xa700, 0x2, &(0x7f0000000400)) 06:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xfffffff0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = msgget$private(0x0, 0x0) msgctl$IPC_RMID(r1, 0x0) msgctl$IPC_STAT(r1, 0x2, &(0x7f00000000c0)=""/40) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)=ANY=[@ANYBLOB="14000000", @ANYRES16=r3, @ANYBLOB="020000000000000100000024f817b04633689dae61c765909dfefccc5c47fa22c6815010af9945f3a525825506f1f951e888a4097b572dcea677e6c9a791768bd901707e5e83408889e4e0578886e00db574860f391c6a75ac5285d977d95c4de84d59d23f05927977c670799aefa11e3e9b0de761e5455c89f86b8a8d7a1d0fe90a59c79e3bbb8244b63aea8eb9a90c00487dde181bf02262d265a8bea02df528394af287"], 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) 06:19:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}]}, 0x4c}}, 0x4000000) bpf$LINK_DETACH(0x22, &(0x7f0000000080)=r3, 0x4) 06:19:48 executing program 1: socketpair(0x18, 0xa701, 0x2, &(0x7f0000000400)) 06:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x0}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:48 executing program 1: socketpair(0x18, 0xa800, 0x2, &(0x7f0000000400)) 06:19:48 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}]}, 0x4c}}, 0x4000000) bpf$LINK_DETACH(0x22, &(0x7f0000000080)=r3, 0x4) 06:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r1, 0xc008640a, 0x0) socket$nl_rdma(0x10, 0x3, 0x14) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'wg2\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000014c0)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000008580)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f000000bc80)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_wireguard(r2, 0x8933, &(0x7f0000000080)={'wg2\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_SET(r1, &(0x7f000000c3c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f000000c380)={&(0x7f0000000540)={0x6b8, 0x0, 0x20, 0x70bd2d, 0x25dfdbfe, {}, [{{0x8}, {0x3c, 0x2, 0x0, 0x1, [{0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8, 0x4, r7}}}]}}, {{0x8}, {0x18c, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x5}, {0x8, 0x4, 0x8}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x5}, {0x8, 0x4, 0x964f}}, {0x8}}}, {0x5c, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x5}, {0x2c, 0x4, [{0x5, 0x9, 0x1, 0x7fffffff}, {0x1, 0x46, 0x21, 0xffffffff}, {0x9, 0x1f, 0x2, 0xfff}, {0x2, 0x0, 0x5}, {0x2, 0x2b, 0x6, 0x80000001}]}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8, 0x4, 0x10001}}, {0x8, 0x6, r3}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8, 0x4, 0x1}}}]}}, {{0x8, 0x1, r4}, {0xf8, 0x2, 0x0, 0x1, [{0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8, 0x4, 0x200}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8, 0x4, 0x800}}, {0x8}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x5}, {0x8, 0x4, 0x80000000}}}]}}, {{0x8, 0x1, r5}, {0x44, 0x2, 0x0, 0x1, [{0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8, 0x4, 0x919}}, {0x8}}}]}}, {{0x8}, {0x74, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x5}, {0x8, 0x4, 0x7}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8}}}]}}, {{0x8}, {0x23c, 0x2, 0x0, 0x1, [{0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}, {0x3c, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x5}, {0xb, 0x4, 'random\x00'}}}, {0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8, 0x4, 0x1}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8}}}, {0x5c, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x5}, {0x2c, 0x4, [{0x7, 0x1, 0xfa, 0x2}, {0x9f, 0x80, 0x8, 0xffffffff}, {0x4, 0x5, 0x80}, {0x7, 0x0, 0x2}, {0x3f, 0x3, 0x8, 0x3}]}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x5}, {0x8, 0x4, 0xda7}}}, {0x3c, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x5}, {0xb, 0x4, 'random\x00'}}}, {0x3c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x5}, {0x9, 0x4, 'hash\x00'}}}]}}, {{0x8, 0x1, r6}, {0xb8, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x5}, {0x8, 0x4, 0x8}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x5}, {0x8, 0x4, 0x7ff}}}]}}]}, 0x6b8}, 0x1, 0x0, 0x0, 0x881}, 0x44080) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r9, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000d05b09741c66ec7aba27cc539c6c7e8eca90d9d6ee4e79415a54b30da21700cf8021f4675fb174fbc6567d5b27c89f57299b3ac57f608c3cc5da59c68d3a5fb4527149ae9c49e7a32b195c41eb7f45d3b9cf5443a16d19805ac9392b441f61b4f76bd80d49bde15376e19421b518fad4"], 0x24}}, 0x0) [ 2248.344620] nbd: must specify an index to disconnect 06:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0)='nbd\x00', r1) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000000340)={&(0x7f0000000140)=@pppol2tpv3={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @multicast1}}}, 0x80, &(0x7f0000000240)=[{&(0x7f00000001c0)=""/115, 0x73}], 0x1, &(0x7f0000000280)=""/142, 0x8e}, 0x100) r10 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000380)='/dev/nvme-fabrics\x00', 0x20000, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f00000004c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000480)={&(0x7f0000001700)=ANY=[@ANYBLOB="a4000000", @ANYRES16=r4, @ANYBLOB="10002cbd7000fcdbdf25050000000c00060003000000000000000c00030000000000000000000c000600010000000000000008000100000000000c000200d6000000000000000c00080008000000000000004c00078008000100", @ANYRES32=r5, @ANYBLOB="08bd4814a49b2c5a000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32=r10, @ANYBLOB], 0xa4}, 0x1, 0x0, 0x0, 0x40000}, 0x4880) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r11, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f00000003c0)=ANY=[@ANYBLOB="6cad97d3a90ae9bcbf872b56c99c662a7f8579858f50c888ec6e4955f0d2d201d05fb5e38ac1d787531cdc36d05b3df32f8bcb66b4e93844dc1109905a8e7453472e7ca336f20d991c4bc8165eb162b93bf8056540908aeaa43dda2459744f9ddb5e47dff162a27413794519e01aa6731b19662dd6aae409e45076b3688c36", @ANYRES16=0x0, @ANYBLOB="0000000000000000000001000000"], 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r11, &(0x7f0000000680)={&(0x7f0000000540)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000640)={&(0x7f0000000580)=ANY=[@ANYBLOB="94000000", @ANYRES16=r2, @ANYBLOB="08002abd7000ffdbdf25020000000c00050002000000000000001400078008000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="0c00078008000108", @ANYRES32, @ANYBLOB="0c00060002000000000000000c00020000000000000000000c00030009000000000000000c00030001000000000000000c0004008f430000000000000c00060001000000000000000c0004008100000000000000"], 0x94}, 0x1, 0x0, 0x0, 0x5804}, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}]}, 0x2c}}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(0xffffffffffffffff, 0xc008640a, 0x0) ioctl$DRM_IOCTL_GET_SAREA_CTX(0xffffffffffffffff, 0xc010641d, &(0x7f00000016c0)={0x0, &(0x7f00000006c0)=""/4096}) 06:19:49 executing program 1: socketpair(0x18, 0xa801, 0x2, &(0x7f0000000400)) 06:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x4}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x4}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}]}, 0x4c}}, 0x4000000) bpf$LINK_DETACH(0x22, &(0x7f0000000080)=r3, 0x4) [ 2248.455626] nbd: must specify at least one socket 06:19:49 executing program 1: socketpair(0x18, 0xa900, 0x2, &(0x7f0000000400)) 06:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', 0xffffffffffffffff) r2 = syz_open_dev$vcsn(&(0x7f0000000000)='/dev/vcs#\x00', 0x7, 0xa82) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) r4 = bpf$ITER_CREATE(0x21, &(0x7f0000000080)={r2}, 0x8) r5 = bpf$ITER_CREATE(0x21, &(0x7f0000000180), 0x8) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f00000001c0)={0x54, r1, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r5}, {0x8, 0x1, r6}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffd}]}, 0x54}}, 0x40800) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_INFO_BUFS(r3, 0xc0106418, &(0x7f0000000380)={0x8, 0x9, 0x1, 0x7f, 0x1, 0x400}) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) write$cgroup_subtree(r8, &(0x7f0000000340), 0x0) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r9) ioctl$DRM_IOCTL_GET_CTX(r2, 0xc0086423, &(0x7f0000000340)) sendmsg$NBD_CMD_STATUS(r9, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r10, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000240)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x40, r10, 0x800, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffffffffffff}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x14a}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8823}]}, 0x40}, 0x1, 0x0, 0x0, 0x40800}, 0x804) [ 2248.499911] nbd: must specify at least one socket 06:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x5}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[], 0x24}}, 0x0) 06:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x7}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:49 executing program 1: socketpair(0x18, 0xa901, 0x2, &(0x7f0000000400)) 06:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x20, r3, 0x2, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000000}, 0x804) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r7}]}]}, 0x4c}}, 0x4000000) 06:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x6}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:49 executing program 1: socketpair(0x18, 0xaa00, 0x2, &(0x7f0000000400)) 06:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, r3, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}]}, 0x38}, 0x1, 0x0, 0x0, 0x4000000}, 0x4000000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}]}, 0x24}}, 0x0) 06:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r5 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000080)='/dev/nvme-fabrics\x00', 0x4000, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x54, r3, 0x8, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x54}, 0x1, 0x0, 0x0, 0x240080c5}, 0x4008000) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:49 executing program 1: socketpair(0x18, 0xaa01, 0x2, &(0x7f0000000400)) 06:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x7}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) [ 2248.752176] nbd: must specify a size in bytes for the device [ 2248.783980] nbd: must specify a size in bytes for the device 06:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:49 executing program 1: socketpair(0x18, 0xab00, 0x2, &(0x7f0000000400)) 06:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) pipe2(&(0x7f0000000500), 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) r3 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f00000017c0)='/dev/nvme-fabrics\x00', 0x240, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f00000000c0), 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x20, 0x0, 0x400, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0x20}}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) socketpair(0x10, 0x1, 0x1, &(0x7f0000003840)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000003980)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x95deee52721e5539}, 0xc, &(0x7f0000003940)={&(0x7f0000000240)=ANY=[@ANYBLOB="a4000000", @ANYRES16=r1, @ANYBLOB="200821bd7000fbdbdf250200000008000100000000000c000300ebb90000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="0c00080003000000000000000c00060002000000000000001400078008000100", @ANYRES32=r6, @ANYBLOB="07ff0000", @ANYRES32=r7, @ANYBLOB="0c0004000000000000000000"], 0xa4}, 0x1, 0x0, 0x0, 0x4000002}, 0x15) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r9, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000540)=ANY=[@ANYBLOB="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", @ANYRES16=r10, @ANYBLOB="0100000000000000000001000000040007800c0005000100000000000000"], 0x24}}, 0x0) 06:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:49 executing program 1: socketpair(0x18, 0xab01, 0x2, &(0x7f0000000400)) 06:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000100000000000c0002000000000000000000792eef9b7c4b9d4c672833a50102ddac05afe88d44dbb7"], 0x28}}, 0x0) 06:19:49 executing program 1: socketpair(0x18, 0xac00, 0x2, &(0x7f0000000400)) 06:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:49 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB="01c4da58", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:49 executing program 1: socketpair(0x18, 0xac01, 0x2, &(0x7f0000000400)) 06:19:49 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f0000000000)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000000}, 0x80c0) 06:19:49 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xf}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:49 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x4}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:49 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:49 executing program 1: socketpair(0x18, 0xad00, 0x2, &(0x7f0000000400)) 06:19:49 executing program 5: ioctl$sock_inet_tcp_SIOCATMARK(0xffffffffffffffff, 0x8905, &(0x7f0000000000)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="007e9cb40200000019a2e069aa10"], 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) sendmsg$RDMA_NLDEV_CMD_PORT_GET(r2, &(0x7f0000000400)={&(0x7f0000000340)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000440)=ANY=[@ANYBLOB="40000000051400082bb81300000000000800030003000000080001000200000008000300030006000800010002b425f1441d69d3c1f6f050e82702629600000008000300040000000000000001000000"], 0x40}, 0x1, 0x0, 0x0, 0x20040000}, 0x8000) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0xfe09, r3, 0x4, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x40}, 0x1, 0x0, 0x0, 0x2000c085}, 0x60) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r7) sendmsg$NBD_CMD_STATUS(r7, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r8, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r6, &(0x7f00000002c0)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)=ANY=[@ANYBLOB='\\\x00\x00\x00', @ANYRES16=r8, @ANYBLOB="080027bd7000fbdbdf25050000000c00040000080000000000000c000200000000f87f0000000c0005002a010000000000000c00060002000000000000000c00080007000000000000000c000800000000"], 0x5c}, 0x1, 0x0, 0x0, 0x4000000}, 0x20040040) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r3) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0xa4, r4, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x61}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0xa4}}, 0x0) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x5}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x48}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:50 executing program 1: socketpair(0x18, 0xad01, 0x2, &(0x7f0000000400)) 06:19:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r2, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r2, 0x300, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}]}, 0x20}, 0x1, 0x0, 0x0, 0x200080c5}, 0x81) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01e450f33f00000000000000000001000000041eb3800c00020000000000000000002aec11a82f"], 0x24}}, 0x0) 06:19:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:50 executing program 1: socketpair(0x18, 0xae00, 0x2, &(0x7f0000000400)) 06:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x4c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x6}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:50 executing program 1: socketpair(0x18, 0xae01, 0x2, &(0x7f0000000400)) 06:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100)='nbd\x00', r0) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x50, r3, 0x300, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x27fe}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x101}]}, 0x50}, 0x1, 0x0, 0x0, 0x404}, 0x80) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB="2405000030cb7ab8db6200c74c279d56addc935f8081c95622a566d52af0a269beaa2d53967e085a34d181b5c3557131f7ed10678b", @ANYRES16=r4, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x68}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r3) ioctl$VHOST_VSOCK_SET_RUNNING(0xffffffffffffffff, 0x4004af61, &(0x7f0000000000)=0x1) 06:19:50 executing program 1: socketpair(0x18, 0xaf00, 0x2, &(0x7f0000000400)) 06:19:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x7}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)=ANY=[@ANYBLOB, @ANYRES32, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) openat$zero(0xffffffffffffff9c, &(0x7f0000000340)='/dev/zero\x00', 0x4001, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r2) getegid() pipe2(&(0x7f0000000380), 0x4000) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) sendmsg$SOCK_DESTROY(r3, &(0x7f0000001800)={&(0x7f0000001240)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000017c0)={&(0x7f0000001280)={0x530, 0x15, 0x400, 0x70bd2d, 0x25dfdbfd, {0xf, 0xf9}, [@INET_DIAG_REQ_BYTECODE={0xc4, 0x1, "cf7455bbdad1fea35b83a0ece2606d276c3b8acc3768d9512afac673a0d55bc215fa3fd710036ee53e371efc7388190effb411fa25dca6aaaefa2d9204ff0a0da7ea490fb7d156c0f36f7400af030f51eb9efaaf460b2a65a3c20a8b2ee2e49e1ef054028612acb785b317fa7f4cdfebcd53733c44ed28b421479a5f9b72f6cb581b6558b87e3371abf753c9a15f0eac2dc5ca351ebebe66de617deb8db7b739f673b3a8fcbead"}, @INET_DIAG_REQ_BYTECODE={0xfffffffffffffc35, 0x1, "7199e8cac2b830adf8802fc31470c7f8d2530017c541fbaa6419"}, @INET_DIAG_REQ_BYTECODE={0xe1, 0x1, "d215273494306ed91c6393f7afeca1e70ce0122cd7b05fbbf0173c8a2c840477170f8600349367bbba08ab0e35f0462abd5d951b9c18925f0a2a72a3e98ad1cd8ea3661dd04fb8aea11d2540b1307d8042e1eef1c35e2f320d93c9f394b870a1f46cdacb702f1059c5c6c3566f2f0b0cdb14255e611c46b40cad3b8663f10291ad245542f6b8e0e0e92182d9284dde3991ecaa3f3b1a288ec1f2ca8f524b0b05cabe062a395ee04ccea9b6e7a05fb86f26f9af65273ec3cf3f26678973553270569f6f2938c827e3dd7800020000a24fa59da1292763d638e908ff9d80"}, @INET_DIAG_REQ_BYTECODE={0xcb, 0x1, "d7b6a56f8d95e917274fd3d5683c3941972fa3bdc0c297c009429071ab2f57f7b356e1066bf3456d355f8d6e76d1652a8f66b5702552d47d581b127e2d605657142cc559d8892160b10be7d7f166fe8ec3f3f7cd040c8af9ce66fbe4dde7ee481824460f2143599fe51aec4720f0543a559f2273e563037063e461397cd9a6a624edf76bf67b57d9690db3a693164b7000ca73393af9c6277e770b9a45068ab74febd7fbc665fc3959fcc6fd8f6954f3ca98b292b1df8d7c057a152f3fa6b858e6c90751906712"}, @INET_DIAG_REQ_BYTECODE={0xe4, 0x1, "618dd40169106fe4bab3e7ee059cd3418934f963772163a075e9d561b60559327a634759734780f9399d6c871052c1a65ef7893f24d6a9e2634eacc1a80bbce7922528b82bb92b82394c6eca3e4a5321482806940a6be8abe877b907a4a22be3a2fab01219af9a849f65f06589292fce857e93f0599cd42fe3b9b2dfd606a035e5994dcbc8d5c11885aa41a9ec9502498a4ec8517b24a4c5853b4d0d3e2df4b631e7060d5a1ff0733b9f8d70407eca1a351889cf860efb9048f6fb1f508649455cebd27dd54db35c0db7e106ed112bbda39d4ba493322ff442a4d55d6ebd3658"}, @INET_DIAG_REQ_BYTECODE={0x81, 0x1, "3606f0d89f23e4cd948b33cf72c31a506034cf05ce2d36f796712095a91b45f93a5e243106b07dc668e04c3b5844317a6a35aa7e09571d11a9ae55ae935b7fbed6704db06f3853b8970656d0a63e115328691abc7795d4ef8c53920936c5594c656ad42edeff0db31187a6985061170c05fa2bf0340f2af6b9791bf78e"}, @INET_DIAG_REQ_BYTECODE={0xd6, 0x1, "4f012c5cd61282831124e8db409278fdb80142772b78d46c26a7ba5330d5bd37e357326cdcb3273fad700470386257019dd1907dc1fe3f82cbe6f8f439e4675d4545909eb0d9230e289b5cef608be3b9a9d4edfeaff59c7f60a8ef84f6344e64c64f1631ceb3a99cb400ff432e253d7d6d69eceec50291bc31613f9b60373c7e3b723c59529b1d46ebb4ca9a779f795f8fbdba102bee85e06e2511e58d35c3383f68b38f6f736f18c7ba9713b0efb5b6fd9a1363235a7e2bbc3b23b76bb464fbd2fc8162b856af380dfe7e327b843b6d860a"}, @INET_DIAG_REQ_BYTECODE={0x5f, 0x1, "499a3ef0a40507f796c1f1aa042e330beaef00cdabddcc7df0f334c5f99372147a9aba7286f0c0ad13de3aacfd3842ae155a054f366eb010a7b1b832b6088ce6ca6a972f5b3acc16693f129539d1d7ccf666cb91fd12380ce3a5ff"}]}, 0x530}, 0x1, 0x0, 0x0, 0x4000000}, 0x880) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_SUBSCRIPTION(0xffffffffffffffff, 0xc0505350, &(0x7f00000001c0)={{0xff, 0x7}, {0x3f, 0xfa}, 0x6, 0x4, 0x3}) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200184}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x40, r5, 0x100, 0x70bd2c, 0x25dfdbfc, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}]}, 0x40}, 0x1, 0x0, 0x0, 0x91}, 0x4044) 06:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x6c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:50 executing program 1: socketpair(0x18, 0xaf01, 0x2, &(0x7f0000000400)) 06:19:50 executing program 1: socketpair(0x18, 0xb000, 0x2, &(0x7f0000000400)) 06:19:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x74}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:50 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$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x40, 0x0, 0x10, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xcb}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x40}, 0x1, 0x0, 0x0, 0xce5124a833808187}, 0x2000c000) openat$rdma_cm(0xffffffffffffff9c, &(0x7f0000000180)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)=ANY=[@ANYBLOB='\x00', @ANYRES16=r3, @ANYBLOB="31010000000000000000050000000c0002000000000000000000"], 0x20}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\b\x00\x00', @ANYRES16=r3, @ANYBLOB="000100000000fbdbdf2501000000040007800c0002000000000000000000"], 0x2c}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x4) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000340)={&(0x7f0000000200)={0x38, r5, 0x8, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80008000}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}]}, 0x38}, 0x1, 0x0, 0x0, 0x4008040}, 0x1) socket$inet_smc(0x2b, 0x1, 0x0) 06:19:50 executing program 1: socketpair(0x18, 0xb001, 0x2, &(0x7f0000000400)) 06:19:50 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r2, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x80, r2, 0x310, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x80}, 0x1, 0x0, 0x0, 0x40}, 0x4000000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="010000000000000000000100000004000780250002000000000000000000"], 0x24}}, 0x0) 06:19:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x7a}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:50 executing program 1: socketpair(0x18, 0xb100, 0x2, &(0x7f0000000400)) 06:19:50 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000140)='nbd\x00', r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) rt_sigpending(&(0x7f0000000000), 0x8) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x3c, r3, 0x1, 0x3, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}, 0x1, 0x0, 0x0, 0x20008004}, 0x0) 06:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f00000000c0)={0x2c, 0x0, 0x0, 0x0, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f}]}, 0x2c}, 0x1, 0x0, 0x0, 0x1800}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r2) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x2c, r3, 0x400, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}]}, 0x2c}}, 0x0) 06:19:50 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$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r1, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) [ 2250.022587] nbd: must specify a size in bytes for the device 06:19:50 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:50 executing program 1: socketpair(0x18, 0xb101, 0x2, &(0x7f0000000400)) 06:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0)='nbd\x00', r0) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x4c, r3, 0x400, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10000}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1ff}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xb21f}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4040}, 0x10000) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) epoll_ctl$EPOLL_CTL_MOD(r5, 0x3, r5, &(0x7f0000000140)) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000300)={0x34, r4, 0x310, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}]}]}, 0x34}}, 0x8000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:50 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0xf}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:50 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xf0}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:50 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0xa, &(0x7f0000000080)={0x7, &(0x7f0000000000)=[{0x1, 0x0, 0x20}, {0x8e06, 0x6, 0x3, 0xcb}, {0x401, 0x0, 0x40, 0x4}, {0x8001, 0x7, 0x8, 0xff}, {0xff1, 0x2, 0x1f, 0x7ff}, {0x1, 0x9, 0x64, 0x6}, {0xdb0, 0x9, 0x3f, 0x4}]}) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x4000) ioctl$KVM_CHECK_EXTENSION(r3, 0xae03, 0x2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010300"/30], 0x24}}, 0x0) 06:19:50 executing program 1: socketpair(0x18, 0xb200, 0x2, &(0x7f0000000400)) 06:19:50 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:50 executing program 5: r0 = syz_init_net_socket$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$NBD_CMD_CONNECT(r0, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x2c, 0x0, 0x1, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}]}, 0x2c}, 0x1, 0x0, 0x0, 0x81}, 0x4) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = msgget$private(0x0, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000340)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000240)={&(0x7f0000000200)={0x38, r4, 0x100, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x5}]}, 0x38}, 0x1, 0x0, 0x0, 0x400c0}, 0x0) msgctl$IPC_RMID(r3, 0x0) msgctl$IPC_RMID(r3, 0x0) getpeername(0xffffffffffffffff, &(0x7f0000000440)=@pppol2tp={0x18, 0x1, {0x0, 0xffffffffffffffff, {0x2, 0x0, @broadcast}}}, &(0x7f00000004c0)=0x80) getsockopt$bt_rfcomm_RFCOMM_CONNINFO(r5, 0x12, 0x2, &(0x7f0000000500)=""/4096, &(0x7f0000001500)=0x1000) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) sendmsg$RDMA_NLDEV_CMD_PORT_GET(r6, &(0x7f0000001580)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000001540)={&(0x7f00000003c0)={0x60, 0x1405, 0x400, 0x70bd25, 0x25dfdbfe, "", [{{0x8, 0x1, 0x2}, {0x8, 0x3, 0x2}}, {{0x8, 0x1, 0x1}, {0x8}}, {{0x8, 0x1, 0x1}, {0x8, 0x3, 0x4}}, {{0x8, 0x1, 0x1}, {0x8}}, {{0x8}, {0x8, 0x3, 0x4}}]}, 0x60}, 0x1, 0x0, 0x0, 0x1000}, 0x400c0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x4804}, 0x0) 06:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x300}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x48}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2250.336391] nbd: must specify at least one socket 06:19:51 executing program 1: socketpair(0x18, 0xb201, 0x2, &(0x7f0000000400)) 06:19:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f00000003c0)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8000}]}, 0x3c}}, 0x1004) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000200)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000001c0)={&(0x7f0000000400)={0x8c, r5, 0x100, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000000}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x744}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7ff}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000001}]}, 0x8c}, 0x1, 0x0, 0x0, 0x695b07835bc73117}, 0x0) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) ioctl$DRM_IOCTL_ADD_CTX(r7, 0xc0086420, &(0x7f0000000340)={0x0}) ioctl$DRM_IOCTL_NEW_CTX(r6, 0x40086425, &(0x7f0000000380)={r9, 0x1}) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, r5, 0x1, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfa2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x50}, 0x1, 0x0, 0x0, 0xc041}, 0x4000000) [ 2250.396337] nbd: must specify at least one socket 06:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x500}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:51 executing program 1: socketpair(0x18, 0xb300, 0x2, &(0x7f0000000400)) 06:19:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x4c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000100000"], 0x24}}, 0x0) 06:19:51 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:51 executing program 1: socketpair(0x18, 0xb301, 0x2, &(0x7f0000000400)) [ 2250.489609] nbd: must specify a size in bytes for the device [ 2250.526089] nbd: must specify an index to disconnect 06:19:51 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x600}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) [ 2250.571136] nbd: must specify a size in bytes for the device 06:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) ioctl$VIDIOC_EXPBUF(0xffffffffffffffff, 0xc0405610, &(0x7f0000000180)={0x2, 0x9, 0x7fff, 0x84000}) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x4c, r5, 0x4, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x59}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x4c}, 0x1, 0x0, 0x0, 0x48010}, 0x40080c0) 06:19:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x68}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getgid() r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:51 executing program 1: socketpair(0x18, 0xb400, 0x2, &(0x7f0000000400)) 06:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x700}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:51 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x6c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:51 executing program 1: socketpair(0x18, 0xb401, 0x2, &(0x7f0000000400)) 06:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x4c, 0x0, 0x300, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffff8}]}, 0x4c}, 0x1, 0x0, 0x0, 0x488c0}, 0x804) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000080)='mptcp_pm\x00', 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'team0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_GET_ADDR(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000240)={&(0x7f0000000100)={0x11c, r3, 0x10, 0x70bd2d, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_ADDR={0x44, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x98}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r4}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @empty}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @dev={0xfe, 0x80, [], 0x40}}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}]}, @MPTCP_PM_ATTR_ADDR={0x48, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, [], 0x1}}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x81}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x1}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e20}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e22}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}]}, @MPTCP_PM_ATTR_ADDR={0x2c, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1={0xfc, 0x1, [], 0x9}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @loopback}]}, @MPTCP_PM_ATTR_ADDR={0x40, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @mcast2}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x4}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x6}]}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x8}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x5}]}, 0x11c}, 0x1, 0x0, 0x0, 0x80}, 0xc8d0) 06:19:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, 0x0, 0x4000000) 06:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xa00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:51 executing program 1: socketpair(0x18, 0xb500, 0x2, &(0x7f0000000400)) 06:19:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, 0x0, 0x4000000) 06:19:51 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 06:19:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x74}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:51 executing program 1: socketpair(0x18, 0xb501, 0x2, &(0x7f0000000400)) 06:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) r4 = syz_genetlink_get_family_id$team(&(0x7f0000000200)='team\x00', 0xffffffffffffffff) epoll_create1(0x80000) sendmsg$TEAM_CMD_OPTIONS_SET(r3, &(0x7f0000000500)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x800500}, 0xc, &(0x7f00000004c0)={&(0x7f0000000240)={0x248, r4, 0x400, 0x70bd2a, 0x25dfdbfc, {}, [{{0x8}, {0x11c, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x5}, {0x8, 0x4, 0x2eda}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x5}, {0x8, 0x4, 0x6}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x5}, {0x8, 0x4, 0x80}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x5}, {0x8, 0x4, 0x7}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8}}}]}}, {{0x8}, {0x108, 0x2, 0x0, 0x1, [{0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x5}, {0x8, 0x4, 0x80000001}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8, 0x4, 0x603f4ecf}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x5}, {0x8, 0x4, 0x3}}}, {0x5c, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x5}, {0x2c, 0x4, [{0x3c, 0x0, 0x8, 0x2}, {0x100, 0x81, 0x80, 0x80000000}, {0x516, 0x40, 0x6, 0x80}, {0x6, 0x6, 0x7}, {0x9, 0x6, 0xe0, 0x3}]}}}]}}]}, 0x248}, 0x1, 0x0, 0x0, 0x8004}, 0x4000) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x54, 0x0, 0x2, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1e3f}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x54}, 0x1, 0x0, 0x0, 0x40000084}, 0x50) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, 0x0, 0x4000000) 06:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xf00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)={0x48, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff}]}, 0x48}, 0x1, 0x0, 0x0, 0xae4c48228ac71866}, 0x0) setsockopt$inet_tcp_int(0xffffffffffffffff, 0x6, 0x9, &(0x7f0000000000)=0xffffffff, 0x4) 06:19:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x7a}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:51 executing program 1: socketpair(0x18, 0xb600, 0x2, &(0x7f0000000400)) 06:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x1f00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x4c, 0x0, 0x800, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10000}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x10000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x25}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}]}, 0x4c}}, 0x40000c1) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) epoll_ctl$EPOLL_CTL_ADD(r2, 0x1, 0xffffffffffffffff, &(0x7f0000000180)={0x4000000c}) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:51 executing program 1: socketpair(0x18, 0xb601, 0x2, &(0x7f0000000400)) 06:19:51 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_open_dev$vcsn(&(0x7f00000000c0)='/dev/vcs#\x00', 0x6b23, 0xc00) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) socketpair(0xf, 0x5, 0x5, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x60, 0x0, 0x400, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}]}]}, 0x60}, 0x1, 0x0, 0x0, 0x20000000}, 0x8080) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) setsockopt$inet_tcp_TCP_CONGESTION(r5, 0x6, 0xd, &(0x7f0000000000)='vegas\x00', 0x6) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:51 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:51 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:51 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x2000}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:51 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}]}, 0x38}}, 0x0) 06:19:51 executing program 1: socketpair(0x18, 0xb700, 0x2, &(0x7f0000000400)) 06:19:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nfc_llcp(0x27, 0x2, 0x1) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB="a6a161231e7672d7cd083d8d16700a5861e61bef23348abc23c419ff8e1c33fd6b0124efb0d112ac4ddab970c9adaf65bb4493006310b8a7d69a7eeac3da1e15eecec51e314c4718afda60d7c65456f2", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:52 executing program 1: socketpair(0x18, 0xb701, 0x2, &(0x7f0000000400)) 06:19:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = msgget$private(0x0, 0x0) msgctl$IPC_RMID(r3, 0x0) msgctl$MSG_INFO(r3, 0xc, &(0x7f0000000080)=""/160) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x3f00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x3}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:52 executing program 1: socketpair(0x18, 0xb800, 0x2, &(0x7f0000000400)) 06:19:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14, 0x0, 0x0, 0xffffffff}, 0x14}, 0x1, 0x0, 0x0, 0x20018010}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x78, r5, 0x2, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffe01}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x78}, 0x1, 0x0, 0x0, 0x40840}, 0x48080) 06:19:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x4800}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(0xffffffffffffffff, 0xc08c5334, &(0x7f0000000080)={0x8, 0x5, 0x0, 'queue0\x00'}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x4}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:52 executing program 1: socketpair(0x18, 0xb801, 0x2, &(0x7f0000000400)) 06:19:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, 0x0}, 0x4000000) 06:19:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x4c00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x50, 0x0, 0x8, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xfffffffffffff0b2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2000000000000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xcd}]}, 0x50}, 0x1, 0x0, 0x0, 0x10}, 0x8000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000b55f8c45b57f38d736a3030004000000000000f70c000800c1b20000000000000c000300002d2424aa000080000000000c0002000800"/74], 0x50}}, 0x0) 06:19:52 executing program 1: socketpair(0x18, 0xb900, 0x2, &(0x7f0000000400)) 06:19:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, 0x0}, 0x4000000) 06:19:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x5}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x6800}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0)='nbd\x00', r1) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x2}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x48, r4, 0x100, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x564}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x342}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffffffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x48}, 0x1, 0x0, 0x0, 0x4080}, 0x4001) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000200)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="000440430bbcf3a1e5de6feb00000000000000000100767e11741af14619c58100000400078000"/50], 0x24}}, 0x0) prctl$PR_MPX_ENABLE_MANAGEMENT(0x2b) 06:19:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, 0x0}, 0x4000000) 06:19:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:52 executing program 1: socketpair(0x18, 0xb901, 0x2, &(0x7f0000000400)) 06:19:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x6}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:52 executing program 1: socketpair(0x18, 0xba00, 0x2, &(0x7f0000000400)) 06:19:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x6c00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x7}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = socket$kcm(0x29, 0x2, 0x0) r4 = socket$bt_rfcomm(0x1f, 0x3, 0x3) bind$bt_rfcomm(r4, &(0x7f0000000000)={0x1f, @fixed={[], 0x11}, 0x4}, 0xa) getpeername(r3, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000180)=ANY=[@ANYBLOB="86cf06fda55ed4ec4ade94e5cb96fb4a8eb9d8512bc0b6bc845d706c0c6f031ffb3808fc966d3f7ba83ab1330b504d09507e4513f523711c985497cbc3baf6c6e161a1164f742f17591983330c1bda361f78673c166c26baa24ac8753588f3d1f4f6b6acbb8a6fac8a3231375f16798a95173c9a2b37d9eb1cb368c59bf13753533d98866e8d30f1d5ab60b1be84b8a95145d45adb32074e06aba242d13217908ca3d70af198556da9eee690adca3654138b56c7647e", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={0x0}}, 0x4000000) 06:19:52 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x14, r2, 0x10}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x0) 06:19:52 executing program 1: socketpair(0x18, 0xba01, 0x2, &(0x7f0000000400)) 06:19:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={0x0}}, 0x4000000) 06:19:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x14, r2, 0x1}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r3, 0x4008af60, &(0x7f0000000000)={@host}) 06:19:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x7400}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x8}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2252.112899] nbd: must specify at least one socket 06:19:52 executing program 5: seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000080)={0x1, &(0x7f0000000040)=[{0x64, 0x0, 0x0, 0x579}]}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r0, 0xc008640a, 0x0) setsockopt$inet_tcp_TCP_QUEUE_SEQ(r0, 0x6, 0x15, &(0x7f0000000180)=0x7, 0x4) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sysinfo(&(0x7f0000000080)=""/241) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="00000000000000000043dca6d525"], 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x200, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x6a0d02, 0x0) 06:19:52 executing program 1: socketpair(0x18, 0xbb00, 0x2, &(0x7f0000000400)) [ 2252.138149] nbd: must specify at least one socket 06:19:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={0x0}}, 0x4000000) 06:19:52 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xa}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:52 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, r2, 0x200, 0x70bd2a, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x67d}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1ff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3ff}]}, 0x44}, 0x1, 0x0, 0x0, 0x20040005}, 0x480c0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000340)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x40, r2, 0x2f4cc48df5956e95, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7f}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}]}, 0x40}, 0x1, 0x0, 0x0, 0x8000}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000240)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x40, r2, 0x4, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xd5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000001}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x8040}, 0x40001) 06:19:52 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x7a00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:52 executing program 1: socketpair(0x18, 0xbb01, 0x2, &(0x7f0000000400)) 06:19:52 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x0, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:52 executing program 5: ioctl$DRM_IOCTL_GET_CTX(0xffffffffffffffff, 0xc0086423, &(0x7f0000000000)={0x0, 0x3}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xf000}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:53 executing program 1: socketpair(0x18, 0xbc00, 0x2, &(0x7f0000000400)) 06:19:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) msgget$private(0x0, 0x2) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x0, 0x0, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket(0x1e, 0x1, 0x0) sendmsg$802154_raw(r2, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000040)={0x0}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x14, r3, 0x1}, 0x14}}, 0x0) 06:19:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xf}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:53 executing program 1: socketpair(0x18, 0xbc01, 0x2, &(0x7f0000000400)) 06:19:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xffff}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x3c, r3, 0x300, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x126}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000000}, 0x4000000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:53 executing program 1: socketpair(0x18, 0xbd00, 0x2, &(0x7f0000000400)) [ 2252.482320] nbd: must specify at least one socket 06:19:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x48}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2252.540090] nbd: must specify at least one socket 06:19:53 executing program 1: socketpair(0x18, 0xbd01, 0x2, &(0x7f0000000400)) 06:19:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x4c, r2, 0x800, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7f}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8001}, 0x1) 06:19:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r4) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r5, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x70, r5, 0x10, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x25}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2313}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}]}, 0x70}}, 0x20000000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x20, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}]}, 0x20}}, 0x4000000) 06:19:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x4c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x20, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}]}, 0x20}}, 0x4000000) 06:19:53 executing program 1: socketpair(0x18, 0xbe00, 0x2, &(0x7f0000000400)) [ 2252.664108] nla_parse: 11 callbacks suppressed [ 2252.664118] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2252.703070] nbd: must specify at least one socket 06:19:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x20, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}]}, 0x20}}, 0x4000000) 06:19:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000d80)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000e80)={&(0x7f0000000d40)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000e40)={&(0x7f0000000dc0)={0x50, r3, 0x200, 0x70bd2b, 0x25dfdbfb, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x922}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xb}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x40}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}]}, 0x50}}, 0x90) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x20, r4, 0x8, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x20}}, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000000b00)=[{{&(0x7f0000000080)=@ll={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @random}, 0x80, &(0x7f0000000240)=[{&(0x7f0000000100)=""/13, 0xd}, {&(0x7f0000000140)=""/97, 0x61}, {&(0x7f00000001c0)=""/56, 0x38}, {&(0x7f0000000200)=""/61, 0x3d}], 0x4, &(0x7f0000000280)=""/56, 0x38}, 0x3}, {{&(0x7f00000002c0)=@pppol2tpin6={0x18, 0x1, {0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, {0xa, 0x0, 0x0, @dev}}}, 0x80, &(0x7f0000000440)=[{&(0x7f0000000340)=""/201, 0xc9}], 0x1}, 0x8001}, {{0x0, 0x0, &(0x7f0000000840)=[{&(0x7f0000000480)=""/160, 0xa0}, {&(0x7f0000000540)=""/96, 0x60}, {&(0x7f00000005c0)=""/218, 0xda}, {&(0x7f00000006c0)=""/32, 0x20}, {&(0x7f0000000700)=""/148, 0x94}, {&(0x7f00000007c0)=""/102, 0x66}], 0x6}, 0x7ff}, {{&(0x7f00000008c0)=@isdn, 0x80, &(0x7f0000000a00)=[{&(0x7f0000000940)=""/53, 0x35}, {&(0x7f0000000980)=""/76, 0x4c}], 0x2, &(0x7f0000000a40)=""/149, 0x95}, 0xff}], 0x4, 0x40000000, &(0x7f0000000c00)) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000d00)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000cc0)={&(0x7f0000000c40)={0x48, r4, 0x400, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x81}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x1}, 0x4000000) 06:19:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x14, r2, 0x200, 0x70bd29}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) sendmsg$WG_CMD_SET_DEVICE(r3, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x74, 0x0, 0x2, 0x5, 0x25dfdbfc, {}, [@WGDEVICE_A_IFNAME={0x14, 0x2, 'wg0\x00'}, @WGDEVICE_A_FLAGS={0x8, 0x5, 0x1}, @WGDEVICE_A_LISTEN_PORT={0x6, 0x6, 0x4e21}, @WGDEVICE_A_FLAGS={0x8, 0x5, 0x1}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @c='\xa0\xcb\x87\x9aG\xf5\xbcdL\x0ei?\xa6\xd01\xc7J\x15S\xb6\xe9\x01\xb9\xff/Q\x8cx\x04/\xb5B'}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_FLAGS={0x8, 0x5, 0x1}]}, 0x74}, 0x1, 0x0, 0x0, 0x40080}, 0x4000001) socketpair(0x6, 0xa, 0x387, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(r4, 0x6, 0x1d, &(0x7f0000000080)={0x8000, 0x3d, 0x0, 0x5, 0x2}, 0x14) ioctl$IMADDTIMER(0xffffffffffffffff, 0x80044940, &(0x7f00000000c0)) 06:19:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x68}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:53 executing program 1: socketpair(0x18, 0xbe01, 0x2, &(0x7f0000000400)) 06:19:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:53 executing program 1: socketpair(0x18, 0xbf00, 0x2, &(0x7f0000000400)) 06:19:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, r2, 0x20, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x24008001}, 0x4011) [ 2252.850214] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2252.865506] nbd: must specify at least one socket 06:19:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x200002, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:53 executing program 1: socketpair(0x18, 0xbf01, 0x2, &(0x7f0000000400)) 06:19:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x6c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="016cc5c942cc8c00000000000000000001000000040007800c0002000000"], 0x24}}, 0x0) 06:19:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:53 executing program 1: socketpair(0x18, 0xc000, 0x2, &(0x7f0000000400)) 06:19:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:53 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0)='nbd\x00', r4) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f00000001c0)={&(0x7f0000002e00)={0x14, 0x0, 0x0, 0x0, 0x25dfdbfd}, 0x14}}, 0x0) r5 = syz_genetlink_get_family_id$gtp(&(0x7f00000002c0)='gtp\x00', 0xffffffffffffffff) sendmsg$GTP_CMD_NEWPDP(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x24, r5, 0x300, 0x70bd29, 0x25dfdbff, {}, [@GTPA_PEER_ADDRESS={0x8, 0x4, @dev={0xac, 0x14, 0x14, 0x11}}, @GTPA_PEER_ADDRESS={0x8, 0x4, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x24}, 0x1, 0x0, 0x0, 0x404c811}, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000200)=ANY=[@ANYBLOB="24000000f878ce5080cd49cdfbf7959895289f6431c37534cd75c474806c9cd7a0f9ef84f140cc0772e5571bb56311aab25c56", @ANYRES16=r2, @ANYBLOB="010000000000000000000100000094fe07800c0002000000000000000000"], 0x24}, 0x1, 0x0, 0x0, 0x4004010}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) r7 = openat$zero(0xffffffffffffff9c, &(0x7f0000000500)='/dev/zero\x00', 0x410000, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000600)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000005c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='d\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="000427bd7000fddbdf25030000001400078008000100", @ANYRES32=r6, @ANYBLOB="08000100dd299adfc37dbe3e495aae53403f0f9cf827c452b2695552fdbc86eef8d3e1986129cd797837474d2557", @ANYRES32=r7, @ANYBLOB="0c00050004000000000000000c00050002010000000000000c00060002000000000000000c00040000100000000000000c0004000100000000000000"], 0x64}, 0x1, 0x0, 0x0, 0x4008084}, 0x4000010) 06:19:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x74}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:53 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000340)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000380)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES64=r2, @ANYBLOB="01daae126b7ea9155b91c2a6cd44b5192400000000000000000001000000"], 0x24}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = openat$rdma_cm(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/infiniband/rdma_cm\x00', 0x2, 0x0) write$RDMA_USER_CM_CMD_CREATE_ID(r4, &(0x7f0000000040)={0x0, 0x18, 0xfa00, {0x0, &(0x7f00000003c0)={0xffffffffffffffff}, 0x111}}, 0x20) write$RDMA_USER_CM_CMD_QUERY(r4, &(0x7f0000000080)={0x13, 0x10, 0xfa00, {&(0x7f0000000140), r5, 0x2}}, 0x18) write$RDMA_USER_CM_CMD_RESOLVE_ADDR(0xffffffffffffffff, &(0x7f0000000080)={0x15, 0x110, 0xfa00, {r5, 0x6, 0x0, 0x0, 0x0, @in6={0xa, 0x4e24, 0x4, @private0}, @in6={0xa, 0x4e22, 0x3f, @private2={0xfc, 0x2, [], 0x1}, 0xffff}}}, 0x118) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000440)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r9, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000580)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000540)={&(0x7f0000000480)={0xa4, 0x0, 0x1, 0x70bd2c, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r9}, {0x8}]}]}, 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x20000050) 06:19:53 executing program 1: socketpair(0x18, 0xc001, 0x2, &(0x7f0000000400)) 06:19:53 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:53 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:53 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x7a}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:53 executing program 1: socketpair(0x18, 0xc100, 0x2, &(0x7f0000000400)) 06:19:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)={0x28, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x28}}, 0x0) 06:19:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000a943e411816fa08d2daad28a3d968e07af25a7"], 0x24}}, 0x0) 06:19:54 executing program 1: socketpair(0x18, 0xc101, 0x2, &(0x7f0000000400)) 06:19:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xf0}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) [ 2253.405349] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2253.415287] nbd: must specify a size in bytes for the device 06:19:54 executing program 1: socketpair(0x18, 0xc200, 0x2, &(0x7f0000000400)) [ 2253.446771] nbd: must specify at least one socket 06:19:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x300}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x2e, r2, 0x1}, 0x14}}, 0x0) 06:19:54 executing program 1: socketpair(0x18, 0xc201, 0x2, &(0x7f0000000400)) [ 2253.480213] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2253.497921] nbd: must specify a size in bytes for the device 06:19:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) [ 2253.529267] nbd: must specify at least one socket 06:19:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f0000000000)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x9}]}, 0x24}, 0x1, 0x0, 0x0, 0x20000010}, 0x0) 06:19:54 executing program 1: socketpair(0x18, 0xc300, 0x2, &(0x7f0000000400)) 06:19:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x500}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:54 executing program 1: socketpair(0x18, 0xc301, 0x2, &(0x7f0000000400)) [ 2253.642350] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2253.667328] nbd: must specify a size in bytes for the device [ 2253.680558] nbd: must specify a size in bytes for the device 06:19:54 executing program 5: r0 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x0, 0x0) r1 = syz_genetlink_get_family_id$team(&(0x7f00000000c0)='team\x00', 0xffffffffffffffff) sendmsg$TEAM_CMD_OPTIONS_GET(r0, &(0x7f0000000240)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000200)={&(0x7f0000000100)={0xd4, r1, 0x200, 0x70bd2c, 0x25dfdbfb, {}, [{{0x8}, {0xb8, 0x2, 0x0, 0x1, [{0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8, 0x4, 0xe7}}, {0x8}}}, {0x3c, 0x1, @enabled={{{0x24, 0x1, 'enabled\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x5}, {0x8, 0x4, 0x9}}}]}}]}, 0xd4}, 0x1, 0x0, 0x0, 0x40}, 0x40045) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000340)='nbd\x00', r2) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000400)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f00000003c0)={&(0x7f0000000380)={0x14, r4, 0x200, 0x70bd2a, 0x25dfdbfe}, 0x14}, 0x1, 0x0, 0x0, 0x8880}, 0x20040000) socketpair(0x4, 0x0, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) syz_genetlink_get_family_id$mptcp(&(0x7f0000000280)='mptcp_pm\x00', r5) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r2) sendmsg$NBD_CMD_CONNECT(r6, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:54 executing program 1: socketpair(0x18, 0xc400, 0x2, &(0x7f0000000400)) [ 2253.707808] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2253.730835] nbd: must specify a size in bytes for the device 06:19:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_STAT_DEL(r2, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000300)={0x48, 0x1412, 0x100, 0x70bd2a, 0x25dfdbfb, "", [@RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8, 0x4f, 0x1}, @RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8, 0x4f, 0x1}, @RDMA_NLDEV_ATTR_STAT_COUNTER_ID={0x8, 0x4f, 0x3}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x2}, @RDMA_NLDEV_ATTR_STAT_RES={0x8}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8}]}, 0x48}, 0x1, 0x0, 0x0, 0x20004080}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000180)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x40, r4, 0x1, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80000000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x40}, 0x1, 0x0, 0x0, 0x80c0}, 0x80) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000240)=ANY=[@ANYBLOB="240000009eba8b8bc00b1eb530fb2a8e5570906e0f92e73841be3560a44f634e57f3c9081cb82433c5c60f2ddb4bbfadadfc7c0b24df9921ec77e5a9be337a27751b8367fe2dbfae9fbfb668cc35", @ANYRES16=r5, @ANYBLOB="0100000000000000c20d010000fc29f0010067000000000500000000d3a2a660b6b21ae63db2f529c16f88ad26bd6d2e90526a2a2c63da67a0eff33cf1f2721421e0a2fd"], 0x24}}, 0x0) 06:19:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x600}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xa}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:54 executing program 1: socketpair(0x18, 0xc401, 0x2, &(0x7f0000000400)) 06:19:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:54 executing program 1: socketpair(0x18, 0xc500, 0x2, &(0x7f0000000400)) [ 2253.838174] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2253.858834] nbd: must specify a size in bytes for the device [ 2253.879025] nbd: must specify a size in bytes for the device 06:19:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r4, &(0x7f00000007c0)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f0000000780)={&(0x7f00000006c0)={0x88, r2, 0x100, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x100}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x47e88afa}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x90a}]}, 0x88}, 0x1, 0x0, 0x0, 0x20000000}, 0x20008800) shmget$private(0x0, 0x1000, 0x10, &(0x7f0000ffd000/0x1000)=nil) ptrace$peeksig(0x4209, 0xffffffffffffffff, &(0x7f0000000080)={0x8, 0x1, 0x3}, &(0x7f0000000200)=[{}, {}, {}]) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)=ANY=[@ANYBLOB="04000600ec86109981b4a43f60cffaeadb18b10555d9e03c9deff5d1fad98ede7eab5a7b5f8badfb7718ff179ef00425d879684ff836f0ec825163d8db39e516e5df4e1f25f7bdf40c1e1404f549a0aee95e8e1465ab2499291677ad1ebb7219704152e65ff5376b4d9d4d5d4aca26ae1b8e31831c1689", @ANYRES16=r7, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) sendmsg$WG_CMD_SET_DEVICE(0xffffffffffffffff, &(0x7f0000000640)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000100)={&(0x7f0000000380)={0x2a4, 0x0, 0x20, 0x70bd25, 0x25dfdbff, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @c='\xa0\xcb\x87\x9aG\xf5\xbcdL\x0ei?\xa6\xd01\xc7J\x15S\xb6\xe9\x01\xb9\xff/Q\x8cx\x04/\xb5B'}, @WGDEVICE_A_IFINDEX={0x8}, @WGDEVICE_A_PEERS={0x264, 0x8, 0x0, 0x1, [{0xc, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0xf9f1}]}, {0x124, 0x0, 0x0, 0x1, [@WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e20, @rand_addr=0x64010100}}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e21, 0x81, @mcast1, 0x8001}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e20, @private=0xa010100}}, @WGPEER_A_ALLOWEDIPS={0xb4, 0x9, 0x0, 0x1, [{0x4c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, [], 0x1}}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5}}]}]}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "f7db325cd5e2ab99b4a6bdb0bf34786d911236bf400aafd9628049ef0f86eade"}]}, {0x130, 0x0, 0x0, 0x1, [@WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e23, 0xcdf, @remote, 0x7}}, @WGPEER_A_ALLOWEDIPS={0x10c, 0x9, 0x0, 0x1, [{0x40, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, [], 0x1, 0x0}}, {0x5, 0x3, 0x2}}]}, {0x88, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @dev={0xac, 0x14, 0x14, 0x1f}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5, 0x3, 0x3}}]}]}]}]}]}, 0x2a4}, 0x1, 0x0, 0x0, 0x51}, 0x0) 06:19:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:54 executing program 1: socketpair(0x18, 0xc501, 0x2, &(0x7f0000000400)) 06:19:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x700}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xb}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) [ 2253.953329] nbd: must specify a size in bytes for the device 06:19:54 executing program 3: syz_genetlink_get_family_id$mptcp(&(0x7f0000000080)='mptcp_pm\x00', 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000002ac0)={'team0\x00'}) r0 = syz_genetlink_get_family_id$mptcp(&(0x7f00000000c0)='mptcp_pm\x00', 0xffffffffffffffff) sendmsg$MPTCP_PM_CMD_GET_ADDR(0xffffffffffffffff, &(0x7f0000002bc0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000002b80)={&(0x7f0000002b00)={0x20, r0, 0x4, 0x70bd2b, 0x25dfdbfd, {}, [@MPTCP_PM_ATTR_ADDR={0x4}, @MPTCP_PM_ATTR_SUBFLOWS={0x8, 0x3, 0x82}]}, 0x20}, 0x1, 0x0, 0x0, 0x4000080}, 0x48040) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xa00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:54 executing program 1: socketpair(0x18, 0xc600, 0x2, &(0x7f0000000400)) 06:19:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', 0xffffffffffffffff) r2 = getgid() setgid(r2) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r3) r4 = msgget$private(0x0, 0x104) r5 = getuid() r6 = getpgid(0xffffffffffffffff) r7 = getpgid(0x0) kcmp$KCMP_EPOLL_TFD(0x0, r7, 0x7, 0xffffffffffffffff, 0x0) msgctl$IPC_SET(r4, 0x1, &(0x7f0000000080)={{0x0, r5, 0x0, 0xee00, r2, 0x0, 0x4}, 0x0, 0x0, 0x10001, 0x100000000, 0x80, 0x3, 0x1f, 0x6, 0x7, 0x2, r6, r7}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB="10000000", @ANYRES16=r1, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}, 0x1, 0x0, 0x0, 0x4040001}, 0x0) [ 2254.075404] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2254.106597] nbd: must specify a size in bytes for the device 06:19:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x10}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:54 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:54 executing program 1: socketpair(0x18, 0xc601, 0x2, &(0x7f0000000400)) 06:19:54 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x12}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:54 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xf00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2254.211674] nbd: must specify a size in bytes for the device 06:19:54 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = getuid() setuid(r3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:19:54 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1504}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x2c}}, 0x200400d4) 06:19:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x40}}, 0x4000000) 06:19:55 executing program 1: socketpair(0x18, 0xc700, 0x2, &(0x7f0000000400)) [ 2254.305517] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.4'. [ 2254.330983] nbd: must specify at least one socket 06:19:55 executing program 1: socketpair(0x18, 0xc701, 0x2, &(0x7f0000000400)) [ 2254.361338] nbd: must specify at least one socket 06:19:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x1f00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xb}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x40}}, 0x4000000) 06:19:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) socketpair(0x0, 0xb, 0x808, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) r5 = bpf$ITER_CREATE(0x21, &(0x7f00000000c0), 0x8) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x90, 0x0, 0x300, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x800}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2ec}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}]}, 0x90}, 0x1, 0x0, 0x0, 0x40}, 0x4c000) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:55 executing program 1: socketpair(0x18, 0xc800, 0x2, &(0x7f0000000400)) 06:19:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x40}}, 0x4000000) 06:19:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x2000}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2254.482263] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2254.504934] nbd: must specify a size in bytes for the device [ 2254.528448] nbd: must specify at least one socket 06:19:55 executing program 1: socketpair(0x18, 0xc801, 0x2, &(0x7f0000000400)) 06:19:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x40, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x40}}, 0x4000000) 06:19:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x44, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x44}}, 0x4000000) 06:19:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x793}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x385a}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:55 executing program 1: socketpair(0x18, 0xc900, 0x2, &(0x7f0000000400)) 06:19:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x600}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) openat$cgroup_root(0xffffffffffffff9c, &(0x7f0000000000)='./cgroup/syz0\x00', 0x200002, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x0) 06:19:55 executing program 1: socketpair(0x18, 0xc901, 0x2, &(0x7f0000000400)) [ 2254.731700] nbd: must specify at least one socket 06:19:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x44, r2, 0x20, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x44}, 0x1, 0x0, 0x0, 0x24008001}, 0x4011) 06:19:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x4c}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x3f00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7b5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:55 executing program 1: socketpair(0x18, 0xca00, 0x2, &(0x7f0000000400)) 06:19:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={&(0x7f0000000140)={0x20, 0x0, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}]}, 0x20}}, 0x4000000) 06:19:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0xc, &(0x7f0000000240)={0x0}}, 0x4000000) 06:19:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x7400}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) [ 2254.916880] nbd: must specify at least one socket 06:19:55 executing program 1: socketpair(0x18, 0xca01, 0x2, &(0x7f0000000400)) 06:19:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x4800}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x3f00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x14, r2, 0x10}, 0x14}, 0x1, 0x0, 0x0, 0x40000}, 0x0) 06:19:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x6}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:55 executing program 1: socketpair(0x18, 0xcb00, 0x2, &(0x7f0000000400)) 06:19:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB='P\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000b55f8c45b57f38d736a3030004000000000000f70c000800c1b20000000000000c000300002d2424aa000080000000000c0002000800"/74], 0x50}}, 0x0) 06:19:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x4c00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f00000000c0), 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:55 executing program 1: socketpair(0x18, 0xcb01, 0x2, &(0x7f0000000400)) 06:19:55 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7, 0x0, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:55 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x1f00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:55 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xf00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:55 executing program 1: socketpair(0x18, 0xcc00, 0x2, &(0x7f0000000400)) 06:19:55 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x5a38}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:55 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x4c00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x3, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x74}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_genetlink_get_family_id$mptcp(&(0x7f0000000080)='mptcp_pm\x00', 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'team0\x00', 0x0}) sendmsg$MPTCP_PM_CMD_GET_ADDR(0xffffffffffffffff, &(0x7f0000000280)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000240)={&(0x7f0000000100)={0x11c, r3, 0x10, 0x70bd2d, 0x25dfdbfc, {}, [@MPTCP_PM_ATTR_ADDR={0x44, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x98}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8, 0x7, r4}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @empty}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @dev={0xfe, 0x80, [], 0x40}}, @MPTCP_PM_ADDR_ATTR_ADDR4={0x8, 0x3, @remote}]}, @MPTCP_PM_ATTR_ADDR={0x48, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private2={0xfc, 0x2, [], 0x1}}, @MPTCP_PM_ADDR_ATTR_ID={0x5, 0x2, 0x81}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x1}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e20}, @MPTCP_PM_ADDR_ATTR_PORT={0x6, 0x5, 0x4e22}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}]}, @MPTCP_PM_ATTR_ADDR={0x2c, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @private1={0xfc, 0x1, [], 0x9}}, @MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @loopback}]}, @MPTCP_PM_ATTR_ADDR={0x40, 0x1, 0x0, 0x1, [@MPTCP_PM_ADDR_ATTR_ADDR6={0x14, 0x4, @mcast2}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x4}, @MPTCP_PM_ADDR_ATTR_FAMILY={0x6, 0x1, 0xa}, @MPTCP_PM_ADDR_ATTR_IF_IDX={0x8}, @MPTCP_PM_ADDR_ATTR_FLAGS={0x8, 0x6, 0x6}]}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x8}, @MPTCP_PM_ATTR_RCV_ADD_ADDRS={0x8, 0x2, 0x5}]}, 0x11c}, 0x1, 0x0, 0x0, 0x80}, 0xc8d0) 06:19:56 executing program 1: socketpair(0x18, 0xcc01, 0x2, &(0x7f0000000400)) 06:19:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x700}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) [ 2255.365133] nbd: must specify a size in bytes for the device 06:19:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x9, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x6800}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:56 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, 0x0, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:56 executing program 1: socketpair(0x18, 0xcd00, 0x2, &(0x7f0000000400)) [ 2255.472872] netlink: 'syz-executor.4': attribute type 2 has an invalid length. 06:19:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x600}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x300}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x6c00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x74}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) [ 2255.534001] netlink: 'syz-executor.4': attribute type 2 has an invalid length. 06:19:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x793, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:56 executing program 1: socketpair(0x18, 0xcd01, 0x2, &(0x7f0000000400)) 06:19:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r3) ioctl$VHOST_VSOCK_SET_RUNNING(0xffffffffffffffff, 0x4004af61, &(0x7f0000000000)=0x1) 06:19:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x7400}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r2, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x20, r2, 0x300, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}]}, 0x20}, 0x1, 0x0, 0x0, 0x200080c5}, 0x81) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x5}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:56 executing program 1: socketpair(0x18, 0xce00, 0x2, &(0x7f0000000400)) [ 2255.672564] nbd: must specify a size in bytes for the device 06:19:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x5}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2255.736538] nbd: must specify a size in bytes for the device 06:19:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) bpf$LINK_GET_FD_BY_ID(0x1e, &(0x7f0000000000)=0xffffffffffffffff, 0x4) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x800000}, 0x5, &(0x7f0000000240)={&(0x7f0000000140)={0x4c, r2, 0x1, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4bb}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x4c}}, 0x4000000) 06:19:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x7a0, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0x7a00}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:56 executing program 1: socketpair(0x18, 0xce01, 0x2, &(0x7f0000000400)) 06:19:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r3) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r4, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0xa4, r4, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r8}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x100000001}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x61}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0xa4}}, 0x0) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r9, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) pipe2(&(0x7f0000000500), 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) r3 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f00000017c0)='/dev/nvme-fabrics\x00', 0x240, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f00000000c0), 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x20, 0x0, 0x400, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}]}, 0x20}}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) socketpair(0x10, 0x1, 0x1, &(0x7f0000003840)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000003980)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x95deee52721e5539}, 0xc, &(0x7f0000003940)={&(0x7f0000000240)=ANY=[@ANYBLOB="a4000000", @ANYRES16=r1, @ANYBLOB="200821bd7000fbdbdf250200000008000100000000000c000300ebb90000000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="0c00080003000000000000000c00060002000000000000001400078008000100", @ANYRES32=r6, @ANYBLOB="07ff0000", @ANYRES32=r7, @ANYBLOB="0c0004000000000000000000"], 0xa4}, 0x1, 0x0, 0x0, 0x4000002}, 0x15) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r10 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r9, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000540)=ANY=[@ANYBLOB="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", @ANYRES16=r10, @ANYBLOB="0100000000000000000001000000040007800c0005000100000000000000"], 0x24}}, 0x0) 06:19:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r3) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:56 executing program 1: socketpair(0x18, 0xcf00, 0x2, &(0x7f0000000400)) 06:19:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xf000}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2255.910054] nbd: must specify a size in bytes for the device 06:19:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r1, 0xc008640a, 0x0) socket$nl_rdma(0x10, 0x3, 0x14) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f00000000c0)={'wg2\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000014c0)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000008580)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f000000bc80)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_wireguard(r2, 0x8933, &(0x7f0000000080)={'wg2\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_SET(r1, &(0x7f000000c3c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f000000c380)={&(0x7f0000000540)={0x6b8, 0x0, 0x20, 0x70bd2d, 0x25dfdbfe, {}, [{{0x8}, {0x3c, 0x2, 0x0, 0x1, [{0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8, 0x4, r7}}}]}}, {{0x8}, {0x18c, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x5}, {0x8, 0x4, 0x8}}}, {0x40, 0x1, @queue_id={{{0x24, 0x1, 'queue_id\x00'}, {0x5}, {0x8, 0x4, 0x964f}}, {0x8}}}, {0x5c, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x5}, {0x2c, 0x4, [{0x5, 0x9, 0x1, 0x7fffffff}, {0x1, 0x46, 0x21, 0xffffffff}, {0x9, 0x1f, 0x2, 0xfff}, {0x2, 0x0, 0x5}, {0x2, 0x2b, 0x6, 0x80000001}]}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8, 0x4, 0x10001}}, {0x8, 0x6, r3}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8, 0x4, 0x1}}}]}}, {{0x8, 0x1, r4}, {0xf8, 0x2, 0x0, 0x1, [{0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8, 0x4, 0x200}}, {0x8}}}, {0x3c, 0x1, @user_linkup={{{0x24, 0x1, 'user_linkup\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8, 0x4, 0x800}}, {0x8}}}, {0x38, 0x1, @notify_peers_count={{0x24, 0x1, 'notify_peers_count\x00'}, {0x5}, {0x8, 0x4, 0x80000000}}}]}}, {{0x8, 0x1, r5}, {0x44, 0x2, 0x0, 0x1, [{0x40, 0x1, @priority={{{0x24, 0x1, 'priority\x00'}, {0x5}, {0x8, 0x4, 0x919}}, {0x8}}}]}}, {{0x8}, {0x74, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24, 0x1, 'mcast_rejoin_count\x00'}, {0x5}, {0x8, 0x4, 0x7}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8}}}]}}, {{0x8}, {0x23c, 0x2, 0x0, 0x1, [{0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}, {0x3c, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x5}, {0xb, 0x4, 'random\x00'}}}, {0x40, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}, {0x38, 0x1, @lb_stats_refresh_interval={{0x24, 0x1, 'lb_stats_refresh_interval\x00'}, {0x5}, {0x8, 0x4, 0x1}}}, {0x38, 0x1, @activeport={{0x24, 0x1, 'activeport\x00'}, {0x5}, {0x8}}}, {0x5c, 0x1, @bpf_hash_func={{0x24, 0x1, 'bpf_hash_func\x00'}, {0x5}, {0x2c, 0x4, [{0x7, 0x1, 0xfa, 0x2}, {0x9f, 0x80, 0x8, 0xffffffff}, {0x4, 0x5, 0x80}, {0x7, 0x0, 0x2}, {0x3f, 0x3, 0x8, 0x3}]}}}, {0x38, 0x1, @notify_peers_interval={{0x24, 0x1, 'notify_peers_interval\x00'}, {0x5}, {0x8, 0x4, 0xda7}}}, {0x3c, 0x1, @name={{0x24, 0x1, 'mode\x00'}, {0x5}, {0xb, 0x4, 'random\x00'}}}, {0x3c, 0x1, @lb_tx_method={{0x24, 0x1, 'lb_tx_method\x00'}, {0x5}, {0x9, 0x4, 'hash\x00'}}}]}}, {{0x8, 0x1, r6}, {0xb8, 0x2, 0x0, 0x1, [{0x3c, 0x1, @user_linkup_enabled={{{0x24, 0x1, 'user_linkup_enabled\x00'}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @lb_port_stats={{{0x24, 0x1, 'lb_port_stats\x00'}, {0x5}, {0x8, 0x4, 0x8}}, {0x8}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24, 0x1, 'mcast_rejoin_interval\x00'}, {0x5}, {0x8, 0x4, 0x7ff}}}]}}]}, 0x6b8}, 0x1, 0x0, 0x0, 0x881}, 0x44080) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r9, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000d05b09741c66ec7aba27cc539c6c7e8eca90d9d6ee4e79415a54b30da21700cf8021f4675fb174fbc6567d5b27c89f57299b3ac57f608c3cc5da59c68d3a5fb4527149ae9c49e7a32b195c41eb7f45d3b9cf5443a16d19805ac9392b441f61b4f76bd80d49bde15376e19421b518fad4"], 0x24}}, 0x0) 06:19:56 executing program 1: socketpair(0x18, 0xcf01, 0x2, &(0x7f0000000400)) 06:19:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x7ad, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x2}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xffff}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:56 executing program 1: socketpair(0x18, 0xd000, 0x2, &(0x7f0000000400)) 06:19:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x1, 0x0, 0xf000}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:56 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x7cfb6d83, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2256.082630] nbd: must specify a size in bytes for the device [ 2256.103921] nbd: must specify an index to disconnect [ 2256.117880] nbd: must specify an index to disconnect 06:19:56 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x74000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:56 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x4, 0x3f000000}]}, 0x24}}, 0x0) 06:19:56 executing program 1: socketpair(0x18, 0xd001, 0x2, &(0x7f0000000400)) 06:19:56 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:56 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {0x7}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = socket(0x2, 0x800, 0x643503ef) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r5 = socket(0x28, 0x4, 0x5) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000006440)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000006400)={&(0x7f0000006380)={0x58, r1, 0x200, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x4040000}, 0x91) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xfc26}]}, 0x24}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x28, r1, 0x300, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x40000}, 0x20000000) 06:19:57 executing program 1: socketpair(0x18, 0xd100, 0x2, &(0x7f0000000400)) 06:19:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r7 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000001cc0)='/dev/nvme-fabrics\x00', 0x140, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r8, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r9, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000001e00)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000001dc0)={&(0x7f0000001d00)={0x98, r3, 0x400, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x10000}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xf}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x20}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xdd44}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x98}, 0x1, 0x0, 0x0, 0x24040814}, 0x20000000) [ 2256.272223] nbd: must specify a size in bytes for the device [ 2256.306894] nbd: must specify at least one socket 06:19:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x7, 0x3f000000}]}, 0x24}}, 0x0) 06:19:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xffffffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:57 executing program 1: socketpair(0x18, 0xd101, 0x2, &(0x7f0000000400)) [ 2256.401419] nbd: must specify a size in bytes for the device 06:19:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) ioctl$VIDIOC_EXPBUF(0xffffffffffffffff, 0xc0405610, &(0x7f00000001c0)={0x1, 0x3, 0x2, 0x0, r3}) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r1) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10400009}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x70, r4, 0x200, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffffffffff46}]}, 0x70}, 0x1, 0x0, 0x0, 0x800}, 0x20000000) 06:19:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x200000, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x20000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2256.441709] nbd: must specify a size in bytes for the device [ 2256.460853] nbd: must specify at least one socket 06:19:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x8, 0x3f000000}]}, 0x24}}, 0x0) 06:19:57 executing program 1: socketpair(0x18, 0xd200, 0x2, &(0x7f0000000400)) 06:19:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xffffff9e, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x200000, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x38, 0x0, 0x200, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x102}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3c3c}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x145}]}, 0x38}, 0x1, 0x0, 0x0, 0x4008004}, 0x880) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:57 executing program 1: socketpair(0x18, 0xd201, 0x2, &(0x7f0000000400)) [ 2256.608688] nbd: must specify a size in bytes for the device 06:19:57 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x9, 0x3f000000}]}, 0x24}}, 0x0) 06:19:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x6}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x200000, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x5c, 0x0, 0x100, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x200}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x101}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x5c}, 0x1, 0x0, 0x0, 0x8000}, 0x6000000) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:57 executing program 1: socketpair(0x18, 0xd300, 0x2, &(0x7f0000000400)) 06:19:57 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x103, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x4000001) [ 2256.724645] nbd: must specify a size in bytes for the device 06:19:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x200000, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000400)={&(0x7f0000000440)={0x4c, 0x0, 0x800, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfc61}]}, 0x4c}, 0x1, 0x0, 0x0, 0x8000000}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r2, 0xc008640a, 0x0) getsockopt$inet_tcp_buf(r2, 0x6, 0x1a, &(0x7f0000000300)=""/226, &(0x7f0000000140)=0xe2) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r5, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) r7 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/nvme-fabrics\x00', 0x20040, 0x0) r8 = syz_open_dev$vcsn(&(0x7f0000003740)='/dev/vcs#\x00', 0x9, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r9, 0xc008640a, 0x0) r10 = openat$zero(0xffffffffffffff9c, &(0x7f0000003780)='/dev/zero\x00', 0x80202, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000038c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000003880)={&(0x7f0000000540)={0x9c, r4, 0x400, 0x70bd29, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x5c, 0x8, 0xd08c}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r3}, {0x6, 0x1, r3}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}, {0x8, 0x1, r2}, {}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x9c}, 0x1, 0x0, 0x0, 0x4}, 0x40000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}, 0x1, 0x0, 0x0, 0x30000810}, 0x44005) r11 = socket$nl_rdma(0x10, 0x3, 0x14) sendmsg$RDMA_NLDEV_CMD_RES_MR_GET(r11, &(0x7f00000002c0)={&(0x7f0000000200), 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x18, 0x140d, 0x20, 0x70bd28, 0x25dfdbfd, "", [@RDMA_NLDEV_ATTR_RES_MRN={0x8, 0x3e, 0x5}]}, 0x18}, 0x1, 0x0, 0x0, 0x1}, 0xc0e4) 06:19:57 executing program 1: socketpair(0x18, 0xd301, 0x2, &(0x7f0000000400)) [ 2256.791354] nbd: must specify a size in bytes for the device 06:19:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x63, 0x3f000000}]}, 0x24}}, 0x0) 06:19:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x9, 0x3f000000}]}, 0x24}}, 0x0) 06:19:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x200000, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:57 executing program 1: socketpair(0x18, 0xd400, 0x2, &(0x7f0000000400)) 06:19:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x9708e198, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2256.895857] nbd: must specify a size in bytes for the device 06:19:57 executing program 1: socketpair(0x18, 0xd401, 0x2, &(0x7f0000000400)) 06:19:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2000000}]}, 0x24}}, 0x0) [ 2256.965025] nbd: must specify a size in bytes for the device 06:19:57 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x4000, 0x0) r7 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r11, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r12, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r9}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8, 0x1, r12}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:57 executing program 1: socketpair(0x18, 0xd500, 0x2, &(0x7f0000000400)) 06:19:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x200000, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:57 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf0ffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:57 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2257.026897] nbd: must specify a size in bytes for the device 06:19:57 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x20000000}]}, 0x24}}, 0x0) 06:19:57 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = openat$zero(0xffffffffffffff9c, &(0x7f0000000000)='/dev/zero\x00', 0x200000, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:57 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf0ffff, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) [ 2257.229901] nbd: must specify a size in bytes for the device 06:19:57 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000002}]}, 0x24}}, 0x0) 06:19:58 executing program 1: socketpair(0x18, 0xd501, 0x2, &(0x7f0000000400)) 06:19:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xa}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x4000, 0x0) r7 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r11, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r12, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r9}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8, 0x1, r12}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:58 executing program 1: socketpair(0x18, 0xd600, 0x2, &(0x7f0000000400)) 06:19:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000003}]}, 0x24}}, 0x0) 06:19:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x20000000}]}, 0x24}}, 0x0) 06:19:58 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) [ 2257.438576] nbd: must specify a size in bytes for the device 06:19:58 executing program 1: socketpair(0x18, 0xd601, 0x2, &(0x7f0000000400)) 06:19:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xb}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:58 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000004}]}, 0x24}}, 0x0) 06:19:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000003}]}, 0x24}}, 0x0) 06:19:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x4000, 0x0) r7 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r11, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r12, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r9}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8, 0x1, r12}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:58 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:58 executing program 1: socketpair(0x18, 0xd700, 0x2, &(0x7f0000000400)) [ 2257.598202] nbd: must specify a size in bytes for the device 06:19:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x10}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000005}]}, 0x24}}, 0x0) 06:19:58 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x4000, 0x0) r7 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r11, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r9}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8, 0x1, r12}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:58 executing program 1: socketpair(0x18, 0xd701, 0x2, &(0x7f0000000400)) 06:19:58 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) [ 2257.709411] nbd: must specify a size in bytes for the device 06:19:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x12}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:58 executing program 1: socketpair(0x18, 0xd800, 0x2, &(0x7f0000000400)) [ 2257.752255] nla_parse: 54 callbacks suppressed [ 2257.752266] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2257.782754] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 06:19:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:58 executing program 1: socketpair(0x18, 0xd801, 0x2, &(0x7f0000000400)) [ 2257.818094] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2257.830899] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2257.840978] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2257.857260] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 06:19:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) [ 2257.875941] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.0'. [ 2257.888186] nbd: must specify at least one socket [ 2257.902228] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2257.917985] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 06:19:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x4000, 0x0) r7 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r11, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r9}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000006}]}, 0x24}}, 0x0) 06:19:58 executing program 1: socketpair(0x18, 0xd900, 0x2, &(0x7f0000000400)) [ 2257.933385] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 06:19:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x12}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x4000, 0x0) r7 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8, 0x1, r11}, {0x8, 0x1, r9}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:58 executing program 1: socketpair(0x18, 0xd901, 0x2, &(0x7f0000000400)) 06:19:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) [ 2258.103654] nbd: must specify at least one socket 06:19:58 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000007}]}, 0x24}}, 0x0) 06:19:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x4000, 0x0) r7 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) [ 2258.124251] nbd: must specify at least one socket 06:19:58 executing program 1: socketpair(0x18, 0xda00, 0x2, &(0x7f0000000400)) 06:19:58 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x793}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:58 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000006}]}, 0x24}}, 0x0) 06:19:58 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:58 executing program 1: socketpair(0x18, 0xda01, 0x2, &(0x7f0000000400)) [ 2258.227722] nbd: must specify at least one socket 06:19:58 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x4000, 0x0) r7 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:58 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000008}]}, 0x24}}, 0x0) 06:19:58 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$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x4000, 0x0) r7 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:59 executing program 1: socketpair(0x18, 0xdb00, 0x2, &(0x7f0000000400)) 06:19:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7b5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x4000, 0x0) r7 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f00000a}]}, 0x24}}, 0x0) 06:19:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:59 executing program 1: socketpair(0x18, 0xdb01, 0x2, &(0x7f0000000400)) [ 2258.413307] nbd: must specify at least one socket 06:19:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x4000, 0x0) r7 = bpf$ITER_CREATE(0x21, &(0x7f0000000080), 0x8) pipe2(&(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r10}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) [ 2258.465642] nbd: must specify at least one socket 06:19:59 executing program 1: socketpair(0x18, 0xdc00, 0x2, &(0x7f0000000400)) 06:19:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) r6 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0x4000, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f00000f}]}, 0x24}}, 0x0) 06:19:59 executing program 1: socketpair(0x18, 0xdc01, 0x2, &(0x7f0000000400)) 06:19:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:59 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000006}]}, 0x24}}, 0x0) 06:19:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000048}]}, 0x24}}, 0x0) 06:19:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4, 0x7, 0x0, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:59 executing program 1: socketpair(0x18, 0xdd00, 0x2, &(0x7f0000000400)) 06:19:59 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$nbd(&(0x7f0000000040)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f00004c}]}, 0x24}}, 0x0) 06:19:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:59 executing program 1: socketpair(0x18, 0xdd01, 0x2, &(0x7f0000000400)) 06:19:59 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$nbd(&(0x7f0000000040)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x3, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r3, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:59 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:59 executing program 1: socketpair(0x18, 0xde00, 0x2, &(0x7f0000000400)) 06:19:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x68000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:19:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000068}]}, 0x24}}, 0x0) [ 2258.923028] nbd: must specify a size in bytes for the device 06:19:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r3, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x9, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:59 executing program 1: socketpair(0x18, 0xde01, 0x2, &(0x7f0000000400)) 06:19:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:59 executing program 5: pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r0, 0xc008640a, 0x0) sendmsg$RDMA_NLDEV_CMD_NEWLINK(r0, &(0x7f0000000240)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000200)={&(0x7f0000000080)={0x150, 0x1403, 0x10, 0x70bd2c, 0x25dfdbff, "", [{{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'ip_vti0\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'bridge_slave_1\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'gretap0\x00'}}, {{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'vxcan1\x00'}}, {{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'veth0_virt_wifi\x00'}}, {{0x9, 0x2, 'syz1\x00'}, {0x8, 0x41, 'siw\x00'}, {0x14, 0x33, 'wg0\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'bridge0\x00'}}, {{0x9, 0x2, 'syz2\x00'}, {0x8, 0x41, 'rxe\x00'}, {0x14, 0x33, 'bridge_slave_1\x00'}}]}, 0x150}, 0x1, 0x0, 0x0, 0x20040100}, 0x8814) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, 0x0, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f00006c}]}, 0x24}}, 0x0) [ 2259.079847] netlink: 'syz-executor.0': attribute type 2 has an invalid length. 06:19:59 executing program 1: socketpair(0x18, 0xdf00, 0x2, &(0x7f0000000400)) 06:19:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:59 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x793, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x14, 0x0, 0x200, 0x70bd2c, 0x25dfdbff}, 0x14}, 0x1, 0x0, 0x0, 0x400c0}, 0x800) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:19:59 executing program 1: socketpair(0x18, 0xdf01, 0x2, &(0x7f0000000400)) 06:19:59 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, 0x0, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:19:59 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r1, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:19:59 executing program 1: socketpair(0x18, 0xe000, 0x2, &(0x7f0000000400)) 06:19:59 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x20000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:19:59 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000074}]}, 0x24}}, 0x0) [ 2259.256973] nbd: must specify a size in bytes for the device 06:20:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, 0x0, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x7a0, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:20:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 06:20:00 executing program 1: socketpair(0x18, 0xe001, 0x2, &(0x7f0000000400)) 06:20:00 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x3f000000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:20:00 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f00007a}]}, 0x24}}, 0x0) 06:20:00 executing program 1: socketpair(0x18, 0xe100, 0x2, &(0x7f0000000400)) [ 2259.421561] nbd: must specify a size in bytes for the device 06:20:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:00 executing program 1: socketpair(0x18, 0xe101, 0x2, &(0x7f0000000400)) 06:20:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) 06:20:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0x7ad, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:20:00 executing program 5: r0 = syz_genetlink_get_family_id$team(&(0x7f0000000100)='team\x00', 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000140)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000004c0)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000004100)={'wg2\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000005080)={'wg0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000050c0)={'team0\x00', 0x0}) getpeername(0xffffffffffffffff, &(0x7f0000007a80)=@can={0x1d, 0x0}, &(0x7f0000007b00)=0x80) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000007b40)={'wg1\x00', 0x0}) recvmsg$kcm(0xffffffffffffffff, &(0x7f0000007fc0)={&(0x7f0000007b80)=@xdp={0x2c, 0x0, 0x0}, 0x80, &(0x7f0000007e80)=[{&(0x7f0000007c00)=""/236, 0xec}, {&(0x7f0000007d00)=""/138, 0x8a}, {&(0x7f0000007dc0)=""/140, 0x8c}], 0x3, &(0x7f0000007ec0)=""/197, 0xc5}, 0x2000) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000008240)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000008f00)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000008ec0)={&(0x7f0000000500)=ANY=[@ANYBLOB='$\f\x00\x00', @ANYRES16=r0, @ANYBLOB="000429bd7000fedbdf250300000008000100", @ANYRES32=0x0, @ANYBLOB="3c0102803c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000005000300060000000400040008000600", @ANYRES32=r1, @ANYBLOB="400001002400010071756575655f69640000000000000000000000000000000000000000000000000500030003000000080004000900000008000600", @ANYRES32=0x0, @ANYBLOB="3c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b0000000800040005000000080007000000000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000200000008000600", @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRES32=0x0, @ANYBLOB="3801028064000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b000000340004000700000892000000020083ff80000000008008afb300000089fe08ffff00000009000006fcffffff0400097f0ed6000038000100240001006e6f746966795f70656572735f636f756e740000000000000000000000000000050003000300000008000400090000003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="5c000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b0000002c00040000004040ff03000004000d090100000004003f20ffff00000200070604000000010081100900000008000100", @ANYRES32=r2, @ANYBLOB="6402028040000100240001006d6f64650000000000000000000000000000000000000000000000000000000005000300050000000f000400726f756e64726f62696e000040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e0000000800040012ee000008000600", @ANYRES32=r3, @ANYBLOB="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", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000050003000300000008000400", @ANYRES32=0x0, @ANYBLOB="080007000000000038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000800000040000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b0000000800040007000000080007000000000008000100", @ANYRES32=0x0, @ANYBLOB="780002803c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="3800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=0x0, @ANYBLOB="08000100", @ANYRES32=0x0, @ANYBLOB="3801028038000100240001006d636173745f72656a6f696e5f696e74657276616c0000000000000000000000050003000300000008000400810000003c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=r4, @ANYBLOB="38000100240001006d636173745f72656a6f696e5f696e74657276616c0000000000000000000000050003000300000008000400faffffff3c00010024000100757365725f6c696e6b75705f656e61626c65640000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="4c000100240001006c625f74785f6d6574686f640000000000000000000000000000000000000000050003000500000019000400686173685f746f5f706f72745f6d617070696e670000000008000100", @ANYRES32=0x0, @ANYBLOB="7c010280400001002400010071756575655f6964000000000000000000000000000000000000000000000000050003000300000008000400e20b000008000600", @ANYRES32=0x0, @ANYBLOB="3c000100240001006c625f74785f6d6574686f64000000000000000000000000000000000000000005000300050000000900040068617368000000007c000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b0000004c00040003007f6400feffff01000608ff030000fbff20070500000007003f6a05000000000006000f000000000004090400000000100305cc0f0000e000cc05ffff000004003f813c000000400001002400010071756575655f69640000000000000000000000000000000000000000000000000500030003000000080004000200000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b00000008000400502e0000080007000000000008000100", @ANYRES32=r5, @ANYBLOB="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", @ANYRES32=r6, @ANYBLOB="40000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004000000000008000600", @ANYRES32=0x0, @ANYBLOB="38000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000500030003000000080004000300000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000800000008000600", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="e800028038000100240001006d636173745f72656a6f696e5f636f756e740000000000000000000000000000050003000300000008000400265c00003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=r9, @ANYBLOB="38000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000500030003000000080004000200000038000100240001006d636173745f72656a6f696e5f636f756e7400000000000000000000000000000500030003000000080004000000008008000100", @ANYRES32=0x0, @ANYBLOB="f4000280401901002400c09821c297be68b956f05e00000000000000000000050003000e00000008000400070000000800060074e957c3853978bf1be33a30511e7324a120a154957e19e3ea21b7781ffff63063a01f337e5128728cd060426314daec1a0f8f89013d49aff670ae546f922c275304a02afc3f644c18ff7e95fb4638f0caf3af0cd89515f59f482333023e7b25940dffb33bb4952b728bb4dd187633309be32d413a7945e733b781e6eb65de8559baac154356f2f237c662642721b62a85f9f4a6e8d9e5386fc8c9ed", @ANYRES32=0x0, @ANYBLOB="3c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="3c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="38000100240001006d636173745f72656a6f696e5f636f756e74000000000000000000000000000005000300030000000800040006000000"], 0xc24}, 0x1, 0x0, 0x0, 0x48000}, 0x20000000) 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$nbd(&(0x7f0000000040)='nbd\x00', r10) pipe2(&(0x7f0000000080)={0xffffffffffffffff}, 0x180000) r14 = syz_open_dev$vcsn(&(0x7f0000000300)='/dev/vcs#\x00', 0x0, 0x40800) r15 = openat$zero(0xffffffffffffff9c, &(0x7f0000000340)='/dev/zero\x00', 0x1, 0x0) pipe2(&(0x7f0000000380)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80000) sendmsg$NBD_CMD_RECONFIGURE(r11, &(0x7f0000000480)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x80, r12, 0x1, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9744}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r13}, {0x8, 0x1, r14}, {0x8}, {0x8, 0x1, r15}, {0x8}, {0x8, 0x1, r16}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x80}, 0x1, 0x0, 0x0, 0x8803}, 0x40004) sendmsg$NBD_CMD_CONNECT(r11, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r12, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:20:00 executing program 1: socketpair(0x18, 0xe200, 0x2, &(0x7f0000000400)) 06:20:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f0000f0}]}, 0x24}}, 0x0) 06:20:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, 0x0, 0x0) [ 2259.596327] nbd: must specify a size in bytes for the device 06:20:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x4, 0xf00}]}, 0x24}}, 0x0) 06:20:00 executing program 1: socketpair(0x18, 0xe201, 0x2, &(0x7f0000000400)) [ 2259.656663] nbd: must specify a device to reconfigure 06:20:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000300}]}, 0x24}}, 0x0) 06:20:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000000)=ANY=[@ANYBLOB="2400b9921e390000", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r1) 06:20:00 executing program 1: socketpair(0x18, 0xe300, 0x2, &(0x7f0000000400)) 06:20:00 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) [ 2259.761437] nbd: must specify a size in bytes for the device [ 2259.794236] nbd: must specify a size in bytes for the device 06:20:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000500}]}, 0x24}}, 0x0) 06:20:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000088c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000008880)={&(0x7f0000008780)={0xec, 0x0, 0x8, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000001}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x280000000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc34c}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0xec}, 0x1, 0x0, 0x0, 0x4008000}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000080)=ANY=[@ANYBLOB="16000000006a13", @ANYRES16=r2, @ANYBLOB="310100"/26], 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000480)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000440)={&(0x7f0000000140)={0x20, 0x0, 0x4, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8001}]}, 0x20}, 0x1, 0x0, 0x0, 0x14c84}, 0x81) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) r4 = openat$zero(0xffffffffffffff9c, &(0x7f0000000240)='/dev/zero\x00', 0x420100, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000003c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x20, r2, 0xd03, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x20}, 0x1, 0x0, 0x0, 0x4002000}, 0x20048000) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r7, 0xc008640a, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000340)={&(0x7f0000000280)={0x9c, r2, 0x200, 0x70bd2b, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r5}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}]}, 0x9c}}, 0x0) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r9, &(0x7f000000cc80)={0x0, 0x54, &(0x7f000000cc40)={&(0x7f0000000680)=ANY=[@ANYBLOB="24880000", @ANYRESDEC=r8, @ANYBLOB="0100000000000000000001000000040007800c00020000000000000089053e09621d92e305d4a72e32ce88ea06216fdada2f6109b171ce34a245d863f00e5ec3e9bdea6a37a93fd67ec43d3a63d966d061d4dce10f8bc6c8efba9eaf5cb269e5d24560054d8c80a649eaef70a01374d2b5d6fe5f8cb2eb65a9d512fd44e9aca9ca06b9963d81fa3a615dee8a4725ad5442a702e143645e7cbe55965f940983eb9798b53b2ff6e0458ee3f174708ff1f1f6c39a03bc6efde1c60f737d89005b022d5bd9a658c2d7bc8809739064f46942e4a763bccb190db50f251f19aae98d54d8b50e5eab17b59dc7eb731ec7c87bb866", @ANYRES64, @ANYRES16=r6], 0x24}, 0x1, 0x0, 0x0, 0x8110}, 0x0) openat$cgroup_procs(r5, &(0x7f0000000400)='cgroup.procs\x00', 0x2, 0x0) 06:20:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x7, 0xf00}]}, 0x24}}, 0x0) 06:20:00 executing program 1: socketpair(0x18, 0xe301, 0x2, &(0x7f0000000400)) 06:20:00 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r1, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) [ 2259.945179] nbd: must specify at least one socket 06:20:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:00 executing program 1: socketpair(0x18, 0xe400, 0x2, &(0x7f0000000400)) 06:20:00 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000600}]}, 0x24}}, 0x0) 06:20:00 executing program 5: sendmsg$RDMA_NLDEV_CMD_STAT_DEL(0xffffffffffffffff, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x30, 0x1412, 0x1, 0x70bd2a, 0x25dfdbfd, "", [@RDMA_NLDEV_ATTR_PORT_INDEX={0x8, 0x3, 0x1}, @RDMA_NLDEV_ATTR_DEV_INDEX={0x8, 0x1, 0x2}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x2}, @RDMA_NLDEV_ATTR_RES_LQPN={0x8, 0x15, 0x2}]}, 0x30}, 0x1, 0x0, 0x0, 0x40000}, 0x80) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000400)={0x54, r2, 0x705, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x54}}, 0x51) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = bpf$ITER_CREATE(0x21, &(0x7f00000001c0), 0x8) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="0000000000000000000001000002"], 0x14}}, 0x0) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r6) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r7, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f0000000580)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000540)={&(0x7f0000000340)={0x2c, r7, 0x200, 0x70bd2a, 0x25dfdbfb, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}]}, 0x2c}, 0x1, 0x0, 0x0, 0x80}, 0xc000) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f00000003c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000380)={&(0x7f0000000480)=ANY=[@ANYBLOB="2800000009c1e03effb5f7334d6e7443a311ffc849eb514f6e1df99bd0a4c619a360b4c0160d175219c54906d4639689b5645d7f79db18e7c99865d7a01d9d12ea45c71b085a3464a5356357067d57383d326ded6d1f39ab5c3cdb8caccfba853ff9eeca74d8635462f3bb30fca93abfe48c7118b792ac02493d723f637f5b3b81338f1c4577981d197e744553bafed50d5fab633104", @ANYRES16=r2, @ANYBLOB="000129bd7000fddbdf25010000000c00040003000000000000000800010000000000"], 0x28}, 0x1, 0x0, 0x0, 0x40}, 0x0) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000600)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r8, &(0x7f0000000700)={&(0x7f00000005c0)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000640)={0x50, r9, 0x400, 0x70bd2a, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x800}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffff63}]}, 0x50}, 0x1, 0x0, 0x0, 0x88000}, 0x40010) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x58, r2, 0x300, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfba}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x40}, 0x4000000) [ 2259.986324] nbd: must specify a size in bytes for the device 06:20:00 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r1, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x8, 0xf00}]}, 0x24}}, 0x0) 06:20:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) 06:20:00 executing program 1: socketpair(0x18, 0xe401, 0x2, &(0x7f0000000400)) 06:20:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) 06:20:00 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x9, 0xf00}]}, 0x24}}, 0x0) 06:20:00 executing program 1: socketpair(0x18, 0xe500, 0x2, &(0x7f0000000400)) [ 2260.133717] nbd: must specify a size in bytes for the device 06:20:00 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r1, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000700}]}, 0x24}}, 0x0) 06:20:00 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xf00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:20:00 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) [ 2260.220426] nbd: must specify a size in bytes for the device 06:20:00 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:00 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000a00}]}, 0x24}}, 0x0) 06:20:01 executing program 1: socketpair(0x18, 0xe501, 0x2, &(0x7f0000000400)) 06:20:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x63, 0xf00}]}, 0x24}}, 0x0) 06:20:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:20:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) 06:20:01 executing program 1: socketpair(0x18, 0xe600, 0x2, &(0x7f0000000400)) 06:20:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000f00}]}, 0x24}}, 0x0) [ 2260.405259] nbd: must specify a size in bytes for the device 06:20:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:20:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x300}]}, 0x24}}, 0x0) 06:20:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000300)={0x0, 0x0, &(0x7f00000002c0)={&(0x7f0000000280)={0x20, r2, 0x131, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x88, r2, 0x800, 0x70bd2d, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1000}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x101}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2e29}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x20}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}]}, 0x88}, 0x1, 0x0, 0x0, 0x24000000}, 0x4000050) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:20:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:01 executing program 1: socketpair(0x18, 0xe601, 0x2, &(0x7f0000000400)) 06:20:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f001f00}]}, 0x24}}, 0x0) 06:20:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, 0x0, 0x1, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:20:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x500}]}, 0x24}}, 0x0) 06:20:01 executing program 1: socketpair(0x18, 0xe700, 0x2, &(0x7f0000000400)) 06:20:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xa00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:20:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f002000}]}, 0x24}}, 0x0) 06:20:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x0, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:20:01 executing program 1: socketpair(0x18, 0xe701, 0x2, &(0x7f0000000400)) 06:20:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r1, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x600}]}, 0x24}}, 0x0) 06:20:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x500}]}, 0x24}}, 0x0) 06:20:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x0, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:20:01 executing program 1: socketpair(0x18, 0xe800, 0x2, &(0x7f0000000400)) 06:20:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f003f00}]}, 0x24}}, 0x0) 06:20:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r1, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f002000}]}, 0x24}}, 0x0) 06:20:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x0, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:20:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x700}]}, 0x24}}, 0x0) 06:20:01 executing program 1: socketpair(0x18, 0xe801, 0x2, &(0x7f0000000400)) 06:20:01 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r1, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f004800}]}, 0x24}}, 0x0) 06:20:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:20:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r1, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x900}]}, 0x24}}, 0x0) 06:20:01 executing program 1: socketpair(0x18, 0xe900, 0x2, &(0x7f0000000400)) 06:20:01 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r1, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f004c00}]}, 0x24}}, 0x0) 06:20:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}]}, 0x58}}, 0x0) 06:20:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f002000}]}, 0x24}}, 0x0) 06:20:01 executing program 1: socketpair(0x18, 0xe901, 0x2, &(0x7f0000000400)) 06:20:01 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r1, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:01 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xa00}]}, 0x24}}, 0x0) 06:20:01 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f006800}]}, 0x24}}, 0x0) 06:20:01 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}]}, 0x58}}, 0x0) 06:20:01 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x64, r2, 0x0, 0x70bd2c, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x64}}, 0x0) 06:20:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xb00}]}, 0x24}}, 0x0) 06:20:02 executing program 1: socketpair(0x18, 0xea00, 0x2, &(0x7f0000000400)) 06:20:02 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r1, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f006c00}]}, 0x24}}, 0x0) 06:20:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}]}, 0x58}}, 0x0) 06:20:02 executing program 5: msgctl$IPC_RMID(0xffffffffffffffff, 0x0) socket(0xa, 0x3, 0x9) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000200)=ANY=[@ANYBLOB='\' \x00\x00', @ANYRES16=r2, @ANYBLOB="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"], 0x24}}, 0x0) r3 = openat$nvme_fabrics(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nvme-fabrics\x00', 0xb00, 0x0) ioctl$DRM_IOCTL_INFO_BUFS(r3, 0xc0106418, &(0x7f0000000100)={0x7fffffff, 0x3, 0x3f, 0x2, 0x1f, 0x2}) 06:20:02 executing program 1: socketpair(0x18, 0xea01, 0x2, &(0x7f0000000400)) 06:20:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 06:20:02 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f007400}]}, 0x24}}, 0x0) 06:20:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xc00}]}, 0x24}}, 0x0) 06:20:02 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000002e80)={&(0x7f0000002dc0)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000002e40)={&(0x7f0000002e00)={0x14}, 0x14}}, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r5, 0xc008640a, 0x0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r6, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000180)={&(0x7f00000000c0)={0x94, r3, 0x400, 0x70bd25, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000001}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2a}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}]}, 0x94}, 0x1, 0x0, 0x0, 0x4}, 0x890) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:20:02 executing program 1: socketpair(0x18, 0xeb00, 0x2, &(0x7f0000000400)) 06:20:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x48}}, 0x0) 06:20:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f007a00}]}, 0x24}}, 0x0) 06:20:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x3c}}, 0x0) 06:20:02 executing program 1: socketpair(0x18, 0xeb01, 0x2, &(0x7f0000000400)) 06:20:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 06:20:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x30000, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:20:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xd00}]}, 0x24}}, 0x0) 06:20:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f00f000}]}, 0x24}}, 0x0) 06:20:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) [ 2261.699592] nbd: must specify a size in bytes for the device 06:20:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x3c}}, 0x0) 06:20:02 executing program 1: socketpair(0x18, 0xec00, 0x2, &(0x7f0000000400)) 06:20:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000080)=ANY=[@ANYBLOB="24000000c9b518d305890e70c190d42b05f0a9ab54c371adf0f01e0b8649417bcd8e9729a65bbe972f3fd473243aa99dad7842f778f4", @ANYRES16=r2, @ANYBLOB="0100000000000000000001000000040007800c0002000000000000000000"], 0x24}}, 0x0) 06:20:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0xf}}, 0x0) 06:20:02 executing program 1: socketpair(0x18, 0xec01, 0x2, &(0x7f0000000400)) [ 2261.814201] nbd: must specify a size in bytes for the device 06:20:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xe00}]}, 0x24}}, 0x0) 06:20:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x3c}}, 0x0) 06:20:02 executing program 1: socketpair(0x18, 0xed00, 0x2, &(0x7f0000000400)) 06:20:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x3c}}, 0x0) 06:20:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x14}}, 0x0) [ 2261.956541] nbd: must specify a size in bytes for the device 06:20:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf02}]}, 0x24}}, 0x0) 06:20:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x48}}, 0x0) 06:20:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:02 executing program 1: socketpair(0x18, 0xed01, 0x2, &(0x7f0000000400)) [ 2262.026483] nbd: must specify a size in bytes for the device 06:20:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x3c}}, 0x0) 06:20:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0xc0}}, 0x0) 06:20:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x2c}}, 0x0) 06:20:02 executing program 1: socketpair(0x18, 0xee00, 0x2, &(0x7f0000000400)) 06:20:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf03}]}, 0x24}}, 0x0) 06:20:02 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) [ 2262.164051] nbd: must specify a size in bytes for the device 06:20:02 executing program 1: socketpair(0x18, 0xee01, 0x2, &(0x7f0000000400)) [ 2262.208191] nbd: must specify at least one socket 06:20:02 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0xec0}}, 0x0) 06:20:02 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0xc0}}, 0x0) 06:20:02 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x2c}}, 0x0) 06:20:02 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf04}]}, 0x24}}, 0x0) 06:20:03 executing program 1: socketpair(0x18, 0xef00, 0x2, &(0x7f0000000400)) 06:20:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) [ 2262.333947] nbd: must specify at least one socket 06:20:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x33fe0}}, 0x0) 06:20:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 06:20:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x2c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x2c}}, 0x0) 06:20:03 executing program 1: socketpair(0x18, 0xef01, 0x2, &(0x7f0000000400)) 06:20:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) 06:20:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf05}]}, 0x24}}, 0x0) 06:20:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x4c, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:20:03 executing program 1: socketpair(0x18, 0xf000, 0x2, &(0x7f0000000400)) [ 2262.480049] nbd: must specify at least one socket 06:20:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, 0x0, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x40, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x40}}, 0x0) 06:20:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x2000cb64}}, 0x0) 06:20:03 executing program 1: socketpair(0x18, 0xf001, 0x2, &(0x7f0000000400)) 06:20:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)=ANY=[@ANYBLOB='$\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="0100000000000410"], 0x24}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20410}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x58, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x101}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x58}, 0x1, 0x0, 0x0, 0x40880}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000140)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000100)={&(0x7f00000000c0)={0x2c, r2, 0x200, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x108}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x2c}, 0x1, 0x0, 0x0, 0x4010}, 0x800) setsockopt$inet_tcp_TCP_REPAIR_WINDOW(0xffffffffffffffff, 0x6, 0x1d, &(0x7f0000000000)={0x5, 0x82, 0x8, 0x34, 0x57}, 0x14) 06:20:03 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf06}]}, 0x24}}, 0x0) 06:20:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x38}}, 0x0) 06:20:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, 0x0, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:03 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x7ffff000}}, 0x0) 06:20:03 executing program 1: socketpair(0x18, 0xf100, 0x2, &(0x7f0000000400)) 06:20:03 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf07}]}, 0x24}}, 0x0) 06:20:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf05}]}, 0x24}}, 0x0) 06:20:03 executing program 1: socketpair(0x18, 0xf101, 0x2, &(0x7f0000000400)) 06:20:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, 0x0, 0x1, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) [ 2262.763235] nla_parse: 109 callbacks suppressed [ 2262.763245] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 06:20:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x30}}, 0x0) 06:20:03 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0xfffffdef}}, 0x0) 06:20:03 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf08}]}, 0x24}}, 0x0) 06:20:03 executing program 1: socketpair(0x18, 0xf200, 0x2, &(0x7f0000000400)) 06:20:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0xa00, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:20:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:20:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x0, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x2}, 0x0) 06:20:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf0a}]}, 0x24}}, 0x0) 06:20:03 executing program 1: socketpair(0x18, 0xf201, 0x2, &(0x7f0000000400)) 06:20:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0xf00000000000000) 06:20:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x0, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:03 executing program 1: socketpair(0x18, 0xf300, 0x2, &(0x7f0000000400)) 06:20:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xffffff97, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:20:03 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x4}, 0x0) 06:20:03 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf0f}]}, 0x24}}, 0x0) 06:20:03 executing program 1: socketpair(0x18, 0xf301, 0x2, &(0x7f0000000400)) 06:20:03 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x5c, r4, 0x300, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x80}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100000001}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xab}]}, 0x5c}}, 0x880) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x0) 06:20:03 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xffffff7f, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:20:03 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x0, 0x70bd27, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:03 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x7}, 0x0) 06:20:03 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf48}]}, 0x24}}, 0x0) 06:20:03 executing program 1: socketpair(0x18, 0xf400, 0x2, &(0x7f0000000400)) 06:20:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xfdffffff, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:20:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xe8}}, 0x0) 06:20:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) ioctl$sock_inet_tcp_SIOCATMARK(r3, 0x8905, &(0x7f0000000000)) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x54, r2, 0x401, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1f}]}, 0x54}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) 06:20:04 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x8}, 0x0) 06:20:04 executing program 1: socketpair(0x18, 0xf401, 0x2, &(0x7f0000000400)) 06:20:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf4c}]}, 0x24}}, 0x0) 06:20:04 executing program 1: socketpair(0x18, 0xf500, 0x2, &(0x7f0000000400)) [ 2263.420789] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2263.440640] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2263.454520] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 06:20:04 executing program 1: socketpair(0x18, 0xf501, 0x2, &(0x7f0000000400)) 06:20:04 executing program 1: socketpair(0x18, 0xf600, 0x2, &(0x7f0000000400)) [ 2263.469346] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2263.487296] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2263.498659] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 06:20:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r3, 0xc008640a, 0x0) ioctl$sock_inet_tcp_SIOCATMARK(r3, 0x8905, &(0x7f0000000000)) pipe2(&(0x7f0000000500)={0xffffffffffffffff}, 0x0) ioctl$DRM_IOCTL_GEM_FLINK(r4, 0xc008640a, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000100)={0x54, r2, 0x401, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x9}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1f}]}, 0x54}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) 06:20:04 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x500}, 0x0) 06:20:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x9effffff) 06:20:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf68}]}, 0x24}}, 0x0) 06:20:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:04 executing program 1: socketpair(0x18, 0xf601, 0x2, &(0x7f0000000400)) 06:20:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x3f000000) [ 2263.645065] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2263.668507] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 06:20:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x4c000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:20:04 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x7ffffff9}, 0x0) 06:20:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf6c}]}, 0x24}}, 0x0) 06:20:04 executing program 1: socketpair(0x18, 0xf700, 0x2, &(0x7f0000000400)) [ 2263.700304] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 06:20:04 executing program 1: socketpair(0x18, 0xf701, 0x2, &(0x7f0000000400)) 06:20:04 executing program 1: socketpair(0x18, 0xf800, 0x2, &(0x7f0000000400)) 06:20:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf74}]}, 0x24}}, 0x0) 06:20:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x48000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:20:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0xffffff9e, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}}, 0x0) 06:20:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:04 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x7ffffffe}, 0x0) 06:20:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf7a}]}, 0x24}}, 0x0) 06:20:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:04 executing program 1: socketpair(0x18, 0xf801, 0x2, &(0x7f0000000400)) 06:20:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x20000000, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}}, 0x0) 06:20:04 executing program 1: socketpair(0x18, 0xf900, 0x2, &(0x7f0000000400)) 06:20:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:04 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0xffffff1f}, 0x0) 06:20:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1100}]}, 0x24}}, 0x0) 06:20:04 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:04 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:04 executing program 1: socketpair(0x18, 0xf901, 0x2, &(0x7f0000000400)) 06:20:04 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1200}]}, 0x24}}, 0x0) 06:20:04 executing program 1: socketpair(0x18, 0xfa00, 0x2, &(0x7f0000000400)) 06:20:04 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0xe8}}, 0x0) 06:20:05 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x2}, 0x0) 06:20:05 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_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 1: socketpair(0x18, 0xfa01, 0x2, &(0x7f0000000400)) 06:20:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xce07}]}, 0x24}}, 0x0) 06:20:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0xe8}}, 0x0) 06:20:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 1: socketpair(0x18, 0xfb00, 0x2, &(0x7f0000000400)) 06:20:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xe8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0xe8}}, 0x0) 06:20:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0xf}}, 0x0) 06:20:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x3}, 0x0) 06:20:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 1: socketpair(0x18, 0xfb01, 0x2, &(0x7f0000000400)) 06:20:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xdc}}, 0x0) 06:20:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x14}}, 0x0) 06:20:05 executing program 1: socketpair(0x18, 0xfc00, 0x2, &(0x7f0000000400)) 06:20:05 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x4}, 0x0) 06:20:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0xdc}}, 0x0) 06:20:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0xc0}}, 0x0) 06:20:05 executing program 1: socketpair(0x18, 0xfc01, 0x2, &(0x7f0000000400)) 06:20:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0xdc}}, 0x0) 06:20:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x5}, 0x0) 06:20:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 1: socketpair(0x18, 0xfd00, 0x2, &(0x7f0000000400)) 06:20:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0xec0}}, 0x0) 06:20:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0xdc}}, 0x0) 06:20:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x6}, 0x0) 06:20:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 1: socketpair(0x18, 0xfd01, 0x2, &(0x7f0000000400)) 06:20:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xd0}}, 0x0) 06:20:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 1: socketpair(0x18, 0xfe00, 0x2, &(0x7f0000000400)) 06:20:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xd0}}, 0x0) 06:20:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x33fe0}}, 0x0) 06:20:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x7}, 0x0) 06:20:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xd0}}, 0x0) 06:20:05 executing program 1: socketpair(0x18, 0xfe01, 0x2, &(0x7f0000000400)) 06:20:05 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x2000cb64}}, 0x0) 06:20:05 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:05 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xa8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xa8}}, 0x0) 06:20:05 executing program 1: socketpair(0x18, 0xff00, 0x2, &(0x7f0000000400)) 06:20:05 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x8}, 0x0) 06:20:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x7ffff000}}, 0x0) 06:20:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x9c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x9c}}, 0x0) 06:20:06 executing program 1: socketpair(0x18, 0xff01, 0x2, &(0x7f0000000400)) 06:20:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0xa}, 0x0) 06:20:06 executing program 1: socketpair(0x18, 0x20000, 0x2, &(0x7f0000000400)) [ 2265.433744] nbd: must specify a size in bytes for the device 06:20:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x9c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x9c}}, 0x0) 06:20:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0xf}, 0x0) 06:20:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0xfffffdef}}, 0x0) 06:20:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 executing program 1: socketpair(0x18, 0x200000, 0x2, &(0x7f0000000400)) [ 2265.558120] nbd: must specify a size in bytes for the device 06:20:06 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x10}, 0x0) 06:20:06 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x9c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x9c}}, 0x0) 06:20:06 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x2}, 0x0) 06:20:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 executing program 1: socketpair(0x18, 0x1000000, 0x2, &(0x7f0000000400)) 06:20:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 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$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) [ 2265.734687] nbd: must specify a size in bytes for the device 06:20:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xa8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xa8}}, 0x0) 06:20:06 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x48}, 0x0) 06:20:06 executing program 1: socketpair(0x18, 0x1010000, 0x2, &(0x7f0000000400)) 06:20:06 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x4}, 0x0) 06:20:06 executing program 1: socketpair(0x18, 0x2000000, 0x2, &(0x7f0000000400)) 06:20:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x9c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x9c}}, 0x0) 06:20:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 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$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x4c}, 0x0) 06:20:06 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x7}, 0x0) 06:20:06 executing program 1: socketpair(0x18, 0x2010000, 0x2, &(0x7f0000000400)) 06:20:06 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$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x60, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x60}}, 0x0) 06:20:06 executing program 1: socketpair(0x18, 0x3000000, 0x2, &(0x7f0000000400)) 06:20:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x68}, 0x0) 06:20:06 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x8}, 0x0) 06:20:06 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$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x54, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x54}}, 0x0) 06:20:06 executing program 1: socketpair(0x18, 0x3010000, 0x2, &(0x7f0000000400)) 06:20:06 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x500}, 0x0) 06:20:06 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x48}}, 0x0) 06:20:06 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x6c}, 0x0) 06:20:06 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$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:06 executing program 1: socketpair(0x18, 0x4000000, 0x2, &(0x7f0000000400)) 06:20:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x3c}}, 0x0) 06:20:07 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x74}, 0x0) 06:20:07 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x7ffffff9}, 0x0) 06:20:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:07 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$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x3c}}, 0x0) 06:20:07 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$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:07 executing program 1: socketpair(0x18, 0x4010000, 0x2, &(0x7f0000000400)) 06:20:07 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x7ffffffe}, 0x0) 06:20:07 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x7a}, 0x0) 06:20:07 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:07 executing program 1: socketpair(0x18, 0x5000000, 0x2, &(0x7f0000000400)) 06:20:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x3c}}, 0x0) 06:20:07 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 06:20:07 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:07 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0xffffff1f}, 0x0) 06:20:07 executing program 1: socketpair(0x18, 0x5010000, 0x2, &(0x7f0000000400)) 06:20:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x48, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x48}}, 0x0) 06:20:07 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 06:20:07 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0xf0}, 0x0) 06:20:07 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:07 executing program 1: socketpair(0x18, 0x6000000, 0x2, &(0x7f0000000400)) 06:20:07 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x2}, 0x0) 06:20:07 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x300}, 0x0) 06:20:07 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 06:20:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x44}}, 0x0) 06:20:07 executing program 1: socketpair(0x18, 0x6010000, 0x2, &(0x7f0000000400)) 06:20:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) [ 2266.842361] nbd: must specify at least one socket 06:20:07 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:07 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x3}, 0x0) 06:20:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x44}}, 0x0) 06:20:07 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x500}, 0x0) 06:20:07 executing program 1: socketpair(0x18, 0x7000000, 0x2, &(0x7f0000000400)) 06:20:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) [ 2266.960229] nbd: must specify at least one socket 06:20:07 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:07 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x4}, 0x0) 06:20:07 executing program 1: socketpair(0x18, 0x7010000, 0x2, &(0x7f0000000400)) 06:20:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x44}}, 0x0) 06:20:07 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x600}, 0x0) 06:20:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 06:20:07 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x5}, 0x0) [ 2267.120821] nbd: must specify at least one socket 06:20:07 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:07 executing program 1: socketpair(0x18, 0x8000000, 0x2, &(0x7f0000000400)) 06:20:07 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:07 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x3}, 0x0) 06:20:07 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_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x700}, 0x0) 06:20:07 executing program 1: socketpair(0x18, 0x8010000, 0x2, &(0x7f0000000400)) 06:20:07 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) 06:20:08 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x6}, 0x0) 06:20:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0xa00}, 0x0) 06:20:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x7a}, 0x0) 06:20:08 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) 06:20:08 executing program 1: socketpair(0x18, 0x9000000, 0x2, &(0x7f0000000400)) 06:20:08 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x7}, 0x0) 06:20:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x6}, 0x0) 06:20:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0xf00}, 0x0) 06:20:08 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) 06:20:08 executing program 1: socketpair(0x18, 0x9010000, 0x2, &(0x7f0000000400)) 06:20:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x7}, 0x0) 06:20:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) 06:20:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x1f00}, 0x0) 06:20:08 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x8}, 0x0) 06:20:08 executing program 1: socketpair(0x18, 0xa000000, 0x2, &(0x7f0000000400)) 06:20:08 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x8}, 0x0) 06:20:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) 06:20:08 executing program 1: socketpair(0x18, 0xa010000, 0x2, &(0x7f0000000400)) 06:20:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x2000}, 0x0) 06:20:08 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0xa}, 0x0) 06:20:08 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:08 executing program 1: socketpair(0x18, 0xb000000, 0x2, &(0x7f0000000400)) 06:20:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) 06:20:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x3f00}, 0x0) 06:20:08 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0xf}, 0x0) 06:20:08 executing program 1: socketpair(0x18, 0xb010000, 0x2, &(0x7f0000000400)) 06:20:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:08 executing program 1: socketpair(0x18, 0xc000000, 0x2, &(0x7f0000000400)) 06:20:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x4800}, 0x0) 06:20:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0xdc}}, 0x0) 06:20:08 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x10}, 0x0) 06:20:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x4c00}, 0x0) 06:20:08 executing program 1: socketpair(0x18, 0xc010000, 0x2, &(0x7f0000000400)) [ 2268.088262] nla_parse: 134 callbacks suppressed [ 2268.088272] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2268.115661] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2268.125286] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 06:20:08 executing program 1: socketpair(0x18, 0xd000000, 0x2, &(0x7f0000000400)) 06:20:08 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) [ 2268.146417] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2268.163572] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. [ 2268.172496] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 06:20:08 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:08 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x48}, 0x0) 06:20:08 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x6800}, 0x0) 06:20:08 executing program 1: socketpair(0x18, 0xd010000, 0x2, &(0x7f0000000400)) 06:20:08 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0xf}}, 0x0) 06:20:09 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:09 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x4c}, 0x0) 06:20:09 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:09 executing program 1: socketpair(0x18, 0xe000000, 0x2, &(0x7f0000000400)) 06:20:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x6c00}, 0x0) 06:20:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:09 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x68}, 0x0) 06:20:09 executing program 1: socketpair(0x18, 0xe010000, 0x2, &(0x7f0000000400)) [ 2268.476429] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2268.501113] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 06:20:09 executing program 1: socketpair(0x18, 0xf000000, 0x2, &(0x7f0000000400)) 06:20:09 executing program 1: socketpair(0x18, 0xf010000, 0x2, &(0x7f0000000400)) [ 2268.527506] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. [ 2268.537974] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.2'. 06:20:09 executing program 1: socketpair(0x18, 0x10000000, 0x2, &(0x7f0000000400)) 06:20:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x7400}, 0x0) 06:20:09 executing program 1: socketpair(0x18, 0x10010000, 0x2, &(0x7f0000000400)) 06:20:09 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x6c}, 0x0) 06:20:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x24}}, 0x3000000) 06:20:09 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xdc, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}]}, 0xdc}}, 0x0) 06:20:09 executing program 1: socketpair(0x18, 0x11000000, 0x2, &(0x7f0000000400)) 06:20:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x7a00}, 0x0) 06:20:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:09 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x74}, 0x0) 06:20:09 executing program 1: socketpair(0x18, 0x11010000, 0x2, &(0x7f0000000400)) 06:20:09 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc4}}, 0x0) 06:20:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0xf000}, 0x0) 06:20:09 executing program 1: socketpair(0x18, 0x12000000, 0x2, &(0x7f0000000400)) 06:20:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc4}}, 0x0) 06:20:09 executing program 1: socketpair(0x18, 0x12010000, 0x2, &(0x7f0000000400)) 06:20:09 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x7a}, 0x0) 06:20:09 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc4}}, 0x0) 06:20:09 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x20000}, 0x0) 06:20:09 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:09 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0xf0}, 0x0) 06:20:09 executing program 1: socketpair(0x18, 0x13000000, 0x2, &(0x7f0000000400)) 06:20:09 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc4}}, 0x0) 06:20:09 executing program 1: socketpair(0x18, 0x13010000, 0x2, &(0x7f0000000400)) 06:20:09 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc4}}, 0x0) 06:20:09 executing program 1: socketpair(0x18, 0x14000000, 0x2, &(0x7f0000000400)) 06:20:10 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x300}, 0x0) 06:20:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x30000}, 0x0) 06:20:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc4}}, 0x0) 06:20:10 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x9c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 06:20:10 executing program 1: socketpair(0x18, 0x14010000, 0x2, &(0x7f0000000400)) 06:20:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:10 executing program 1: socketpair(0x18, 0x15000000, 0x2, &(0x7f0000000400)) 06:20:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x34000}, 0x0) 06:20:10 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x500}, 0x0) 06:20:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x9c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 06:20:10 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x9c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 06:20:10 executing program 1: socketpair(0x18, 0x15010000, 0x2, &(0x7f0000000400)) 06:20:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:10 executing program 1: socketpair(0x18, 0x16000000, 0x2, &(0x7f0000000400)) 06:20:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x9c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 06:20:10 executing program 1: socketpair(0x18, 0x16010000, 0x2, &(0x7f0000000400)) 06:20:10 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$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x9c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 06:20:10 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x600}, 0x0) 06:20:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x400300}, 0x0) 06:20:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:10 executing program 1: socketpair(0x18, 0x17000000, 0x2, &(0x7f0000000400)) 06:20:10 executing program 1: socketpair(0x18, 0x17010000, 0x2, &(0x7f0000000400)) 06:20:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x9c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 06:20:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:10 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$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x700}, 0x0) 06:20:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0xf0ffff}, 0x0) 06:20:10 executing program 1: socketpair(0x18, 0x18000000, 0x2, &(0x7f0000000400)) 06:20:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:10 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:10 executing program 1: socketpair(0x18, 0x18010000, 0x2, &(0x7f0000000400)) 06:20:10 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x1000000}, 0x0) 06:20:10 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:10 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0xa00}, 0x0) 06:20:10 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:10 executing program 1: socketpair(0x18, 0x19000000, 0x2, &(0x7f0000000400)) 06:20:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x2000000}, 0x0) 06:20:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0xf00}, 0x0) 06:20:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:11 executing program 1: socketpair(0x18, 0x19010000, 0x2, &(0x7f0000000400)) 06:20:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:11 executing program 1: socketpair(0x18, 0x1a000000, 0x2, &(0x7f0000000400)) 06:20:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x1f00}, 0x0) 06:20:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x3000000}, 0x0) 06:20:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:11 executing program 1: socketpair(0x18, 0x1a010000, 0x2, &(0x7f0000000400)) 06:20:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:11 executing program 1: socketpair(0x18, 0x1b000000, 0x2, &(0x7f0000000400)) 06:20:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:11 executing program 1: socketpair(0x18, 0x1b010000, 0x2, &(0x7f0000000400)) 06:20:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x4000000}, 0x0) 06:20:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x2000}, 0x0) 06:20:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:11 executing program 1: socketpair(0x18, 0x1c000000, 0x2, &(0x7f0000000400)) 06:20:11 executing program 1: socketpair(0x18, 0x1c010000, 0x2, &(0x7f0000000400)) 06:20:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:11 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x5000000}, 0x0) 06:20:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:11 executing program 1: socketpair(0x18, 0x1d000000, 0x2, &(0x7f0000000400)) 06:20:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x385a}, 0x0) 06:20:11 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:11 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:11 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x6000000}, 0x0) 06:20:11 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:11 executing program 1: socketpair(0x18, 0x1d010000, 0x2, &(0x7f0000000400)) 06:20:11 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:11 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x3f00}, 0x0) 06:20:12 executing program 1: socketpair(0x18, 0x1e000000, 0x2, &(0x7f0000000400)) 06:20:12 executing program 1: socketpair(0x18, 0x1e010000, 0x2, &(0x7f0000000400)) 06:20:12 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:12 executing program 1: socketpair(0x18, 0x1f000000, 0x2, &(0x7f0000000400)) 06:20:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x7000000}, 0x0) 06:20:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x4800}, 0x0) 06:20:12 executing program 1: socketpair(0x18, 0x1f010000, 0x2, &(0x7f0000000400)) 06:20:12 executing program 1: socketpair(0x18, 0x20000000, 0x2, &(0x7f0000000400)) 06:20:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 06:20:12 executing program 1: socketpair(0x18, 0x20010000, 0x2, &(0x7f0000000400)) 06:20:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 06:20:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x4c00}, 0x0) 06:20:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x8000000}, 0x0) 06:20:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 06:20:12 executing program 1: socketpair(0x18, 0x21000000, 0x2, &(0x7f0000000400)) 06:20:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x5a38}, 0x0) 06:20:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:12 executing program 1: socketpair(0x18, 0x21010000, 0x2, &(0x7f0000000400)) 06:20:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0xa000000}, 0x0) 06:20:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:12 executing program 1: socketpair(0x18, 0x22000000, 0x2, &(0x7f0000000400)) 06:20:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0xf000000}, 0x0) 06:20:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x6800}, 0x0) 06:20:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:12 executing program 1: socketpair(0x18, 0x22010000, 0x2, &(0x7f0000000400)) 06:20:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:12 executing program 1: socketpair(0x18, 0x23000000, 0x2, &(0x7f0000000400)) 06:20:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, 0x0}, 0x0) 06:20:12 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x10000000}, 0x0) 06:20:12 executing program 1: socketpair(0x18, 0x23010000, 0x2, &(0x7f0000000400)) 06:20:12 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:12 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) 06:20:12 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x6c00}, 0x0) 06:20:12 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:12 executing program 1: socketpair(0x18, 0x24000000, 0x2, &(0x7f0000000400)) 06:20:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) 06:20:13 executing program 1: socketpair(0x18, 0x24010000, 0x2, &(0x7f0000000400)) 06:20:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x7400}, 0x0) 06:20:13 executing program 1: socketpair(0x18, 0x25000000, 0x2, &(0x7f0000000400)) 06:20:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x1f000000}, 0x0) 06:20:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={0x0}}, 0x0) 06:20:13 executing program 1: socketpair(0x18, 0x25010000, 0x2, &(0x7f0000000400)) 06:20:13 executing program 1: socketpair(0x18, 0x26000000, 0x2, &(0x7f0000000400)) 06:20:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x20000000}, 0x0) 06:20:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x7a00}, 0x0) 06:20:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:13 executing program 1: socketpair(0x18, 0x26010000, 0x2, &(0x7f0000000400)) 06:20:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:13 executing program 1: socketpair(0x18, 0x27000000, 0x2, &(0x7f0000000400)) 06:20:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0xf000}, 0x0) 06:20:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x3f000000}, 0x0) 06:20:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:13 executing program 1: socketpair(0x18, 0x27010000, 0x2, &(0x7f0000000400)) 06:20:13 executing program 1: socketpair(0x18, 0x28000000, 0x2, &(0x7f0000000400)) 06:20:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:13 executing program 1: socketpair(0x18, 0x28010000, 0x2, &(0x7f0000000400)) 06:20:13 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:13 executing program 1: socketpair(0x18, 0x29000000, 0x2, &(0x7f0000000400)) 06:20:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x20000}, 0x0) 06:20:13 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x48000000}, 0x0) 06:20:13 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) [ 2273.111695] nla_parse: 237 callbacks suppressed [ 2273.111706] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 06:20:13 executing program 1: socketpair(0x18, 0x29010000, 0x2, &(0x7f0000000400)) 06:20:13 executing program 1: socketpair(0x18, 0x2a000000, 0x2, &(0x7f0000000400)) [ 2273.152165] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2273.169243] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2273.177878] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2273.191670] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 06:20:13 executing program 1: socketpair(0x18, 0x2a010000, 0x2, &(0x7f0000000400)) 06:20:13 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:13 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x30000}, 0x0) 06:20:13 executing program 1: socketpair(0x18, 0x2b000000, 0x2, &(0x7f0000000400)) 06:20:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x4c000000}, 0x0) 06:20:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc4}}, 0x0) 06:20:14 executing program 1: socketpair(0x18, 0x2b010000, 0x2, &(0x7f0000000400)) [ 2273.376636] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2273.397668] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2273.409159] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. [ 2273.417874] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 06:20:14 executing program 1: socketpair(0x18, 0x2c000000, 0x2, &(0x7f0000000400)) [ 2273.429778] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. 06:20:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x68000000}, 0x0) 06:20:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc4}}, 0x0) 06:20:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x34000}, 0x0) 06:20:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc4}}, 0x0) 06:20:14 executing program 1: socketpair(0x18, 0x2c010000, 0x2, &(0x7f0000000400)) 06:20:14 executing program 1: socketpair(0x18, 0x2d000000, 0x2, &(0x7f0000000400)) 06:20:14 executing program 1: socketpair(0x18, 0x2d010000, 0x2, &(0x7f0000000400)) 06:20:14 executing program 1: socketpair(0x18, 0x2e000000, 0x2, &(0x7f0000000400)) 06:20:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc4}}, 0x0) 06:20:14 executing program 1: socketpair(0x18, 0x2e010000, 0x2, &(0x7f0000000400)) 06:20:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc4}}, 0x0) 06:20:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x6c000000}, 0x0) 06:20:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc4}}, 0x0) 06:20:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x400300}, 0x0) 06:20:14 executing program 1: socketpair(0x18, 0x2f000000, 0x2, &(0x7f0000000400)) 06:20:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0xc4}}, 0x0) [ 2273.971447] nbd: must specify a size in bytes for the device [ 2273.979250] nbd: must specify a size in bytes for the device 06:20:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x74000000}, 0x0) 06:20:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0xf0ffff}, 0x0) 06:20:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc4}}, 0x0) 06:20:14 executing program 1: socketpair(0x18, 0x2f010000, 0x2, &(0x7f0000000400)) 06:20:14 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x9c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 06:20:14 executing program 1: socketpair(0x18, 0x30000000, 0x2, &(0x7f0000000400)) 06:20:14 executing program 1: socketpair(0x18, 0x30010000, 0x2, &(0x7f0000000400)) 06:20:14 executing program 1: socketpair(0x18, 0x31000000, 0x2, &(0x7f0000000400)) 06:20:14 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:14 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x7a000000}, 0x0) 06:20:14 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc4}}, 0x0) 06:20:14 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x1000000}, 0x0) 06:20:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x9c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 06:20:15 executing program 1: socketpair(0x18, 0x31010000, 0x2, &(0x7f0000000400)) 06:20:15 executing program 1: socketpair(0x18, 0x32000000, 0x2, &(0x7f0000000400)) [ 2274.421025] nbd: must specify a size in bytes for the device 06:20:15 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x9708e198}, 0x0) 06:20:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x2000000}, 0x0) 06:20:15 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0x9c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x9c}}, 0x0) 06:20:15 executing program 1: socketpair(0x18, 0x32010000, 0x2, &(0x7f0000000400)) 06:20:15 executing program 1: socketpair(0x18, 0x33000000, 0x2, &(0x7f0000000400)) 06:20:15 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc4}}, 0x0) 06:20:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:15 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x97ffffff}, 0x0) 06:20:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:15 executing program 1: socketpair(0x18, 0x33010000, 0x2, &(0x7f0000000400)) 06:20:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x3000000}, 0x0) 06:20:15 executing program 1: socketpair(0x18, 0x34000000, 0x2, &(0x7f0000000400)) 06:20:15 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc4}}, 0x0) 06:20:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xd0, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xd0}}, 0x0) 06:20:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:15 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f000000}]}, 0x24}, 0x1, 0x98e10897}, 0x0) 06:20:15 executing program 1: socketpair(0x18, 0x34010000, 0x2, &(0x7f0000000400)) 06:20:15 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040)='nbd\x00', r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f000000cb40)={0x24, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf00}]}, 0x24}, 0x1, 0x4000000}, 0x0) 06:20:15 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc4}}, 0x0) 06:20:15 executing program 1: socketpair(0x18, 0x35000000, 0x2, &(0x7f0000000400)) 06:20:15 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc4, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc4}}, 0x0) 06:20:15 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240)='nbd\x00', r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f000000cc80)={0x0, 0x0, &(0x7f000000cc40)={&(0x7f0000000140)={0xc8, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6ba}, @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, 0x4, 0x8}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}}, 0x0) 06:20:15 executing program 1: socketpair(0x18, 0x35010000, 0x2, &(0x7f0000000400)) [ 2275.030246] ================================================================== [ 2275.038185] BUG: KASAN: use-after-free in refcount_dec_not_one+0x71/0x1d0 [ 2275.045127] Read of size 4 at addr ffff888097d4b118 by task systemd-udevd/2927 [ 2275.052491] [ 2275.054135] CPU: 0 PID: 2927 Comm: systemd-udevd Not tainted 4.19.176-syzkaller #0 [ 2275.061848] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2275.071213] Call Trace: [ 2275.073829] dump_stack+0x1fc/0x2ef 06:20:15 executing program 1: socketpair(0x18, 0x36000000, 0x2, &(0x7f0000000400)) 06:20:15 executing program 1: socketpair(0x18, 0x36010000, 0x2, &(0x7f0000000400)) [ 2275.077474] print_address_description.cold+0x54/0x219 [ 2275.082772] kasan_report_error.cold+0x8a/0x1b9 [ 2275.087455] ? refcount_dec_not_one+0x71/0x1d0 [ 2275.092050] kasan_report+0x8f/0xa0 [ 2275.095692] ? refcount_dec_not_one+0x71/0x1d0 [ 2275.100296] refcount_dec_not_one+0x71/0x1d0 [ 2275.104723] ? refcount_dec_and_test_checked+0x20/0x20 [ 2275.110017] ? nbd_config_put+0x5da/0x870 [ 2275.114187] refcount_dec_and_mutex_lock+0x1c/0x80 [ 2275.119134] nbd_release+0x108/0x170 [ 2275.122863] ? nbd_queue_rq+0xe60/0xe60 [ 2275.126857] __blkdev_put+0x636/0x870 06:20:15 executing program 1: socketpair(0x18, 0x37000000, 0x2, &(0x7f0000000400)) [ 2275.130680] ? fsync_bdev+0xc0/0xc0 [ 2275.134319] ? locks_remove_file+0x2cd/0x450 [ 2275.138751] ? blkdev_put+0x85/0x520 [ 2275.142473] ? blkdev_put+0x520/0x520 [ 2275.146278] blkdev_close+0x86/0xb0 [ 2275.149918] __fput+0x2ce/0x890 [ 2275.153226] task_work_run+0x148/0x1c0 [ 2275.157137] exit_to_usermode_loop+0x251/0x2a0 [ 2275.161757] do_syscall_64+0x538/0x620 [ 2275.165669] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2275.170870] RIP: 0033:0x7f8b1c7d8270 06:20:15 executing program 1: socketpair(0x18, 0x37010000, 0x2, &(0x7f0000000400)) [ 2275.174590] Code: 73 01 c3 48 8b 0d 38 7d 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 59 c1 20 00 00 75 10 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ee fb ff ff 48 89 04 24 [ 2275.193499] RSP: 002b:00007ffce81d6ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 2275.201231] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007f8b1c7d8270 [ 2275.208513] RDX: 000000000aba9500 RSI: 0000000000000000 RDI: 0000000000000007 [ 2275.215803] RBP: 00007f8b1d691710 R08: 000000000000004a R09: 0000000000000008 [ 2275.223087] R10: 00005590706fba48 R11: 0000000000000246 R12: 0000000000000000 [ 2275.230369] R13: 00005590706fc8c0 R14: 0000000000000003 R15: 000000000000000e [ 2275.237652] [ 2275.239273] Allocated by task 2914: [ 2275.242895] kmem_cache_alloc_trace+0x12f/0x380 [ 2275.247627] nbd_dev_add+0x44/0x890 [ 2275.251260] nbd_genl_connect+0x4cc/0x1630 [ 2275.255491] genl_family_rcv_msg+0x642/0xc40 [ 2275.259892] genl_rcv_msg+0xbf/0x160 [ 2275.263612] netlink_rcv_skb+0x160/0x440 [ 2275.267766] genl_rcv+0x24/0x40 [ 2275.271052] netlink_unicast+0x4d5/0x690 [ 2275.275120] netlink_sendmsg+0x6bb/0xc40 [ 2275.279170] sock_sendmsg+0xc3/0x120 [ 2275.282869] ___sys_sendmsg+0x7bb/0x8e0 [ 2275.286845] __x64_sys_sendmsg+0x132/0x220 [ 2275.291074] do_syscall_64+0xf9/0x620 [ 2275.294870] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2275.300063] [ 2275.301686] Freed by task 2927: [ 2275.304970] kfree+0xcc/0x210 [ 2275.308071] nbd_put.part.0+0xfe/0x140 [ 2275.311957] nbd_config_put+0x6a0/0x870 [ 2275.315917] nbd_release+0xf4/0x170 [ 2275.319534] __blkdev_put+0x636/0x870 [ 2275.323326] blkdev_close+0x86/0xb0 [ 2275.326953] __fput+0x2ce/0x890 [ 2275.330226] task_work_run+0x148/0x1c0 [ 2275.334100] exit_to_usermode_loop+0x251/0x2a0 [ 2275.338666] do_syscall_64+0x538/0x620 [ 2275.342570] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2275.347752] [ 2275.349377] The buggy address belongs to the object at ffff888097d4b040 [ 2275.349377] which belongs to the cache kmalloc-512 of size 512 [ 2275.362031] The buggy address is located 216 bytes inside of [ 2275.362031] 512-byte region [ffff888097d4b040, ffff888097d4b240) [ 2275.373891] The buggy address belongs to the page: [ 2275.378813] page:ffffea00025f52c0 count:1 mapcount:0 mapping:ffff88813bff0940 index:0x0 [ 2275.386950] flags: 0xfff00000000100(slab) [ 2275.391089] raw: 00fff00000000100 ffffea00028263c8 ffffea00027fd448 ffff88813bff0940 [ 2275.398996] raw: 0000000000000000 ffff888097d4b040 0000000100000006 0000000000000000 [ 2275.406875] page dumped because: kasan: bad access detected [ 2275.412598] [ 2275.414209] Memory state around the buggy address: [ 2275.419649] ffff888097d4b000: fc fc fc fc fc fc fc fc fb fb fb fb fb fb fb fb [ 2275.427012] ffff888097d4b080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 2275.434475] >ffff888097d4b100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 2275.441823] ^ [ 2275.445967] ffff888097d4b180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 2275.453316] ffff888097d4b200: fb fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 2275.460661] ================================================================== [ 2275.468054] Disabling lock debugging due to kernel taint [ 2275.488148] Kernel panic - not syncing: panic_on_warn set ... [ 2275.488148] [ 2275.495806] CPU: 0 PID: 2927 Comm: systemd-udevd Tainted: G B 4.19.176-syzkaller #0 [ 2275.504907] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 2275.514265] Call Trace: [ 2275.516860] dump_stack+0x1fc/0x2ef [ 2275.520477] panic+0x26a/0x50e [ 2275.523712] ? __warn_printk+0xf3/0xf3 [ 2275.527604] ? preempt_schedule_common+0x45/0xc0 [ 2275.532349] ? ___preempt_schedule+0x16/0x18 [ 2275.536827] ? trace_hardirqs_on+0x55/0x210 [ 2275.541176] kasan_end_report+0x43/0x49 [ 2275.545141] kasan_report_error.cold+0xa7/0x1b9 [ 2275.549799] ? refcount_dec_not_one+0x71/0x1d0 [ 2275.554497] kasan_report+0x8f/0xa0 [ 2275.558115] ? refcount_dec_not_one+0x71/0x1d0 [ 2275.562696] refcount_dec_not_one+0x71/0x1d0 [ 2275.567123] ? refcount_dec_and_test_checked+0x20/0x20 [ 2275.572396] ? nbd_config_put+0x5da/0x870 [ 2275.576650] refcount_dec_and_mutex_lock+0x1c/0x80 [ 2275.581643] nbd_release+0x108/0x170 [ 2275.585359] ? nbd_queue_rq+0xe60/0xe60 [ 2275.589421] __blkdev_put+0x636/0x870 [ 2275.593268] ? fsync_bdev+0xc0/0xc0 [ 2275.596903] ? locks_remove_file+0x2cd/0x450 [ 2275.601300] ? blkdev_put+0x85/0x520 [ 2275.605036] ? blkdev_put+0x520/0x520 [ 2275.608838] blkdev_close+0x86/0xb0 [ 2275.612452] __fput+0x2ce/0x890 [ 2275.615740] task_work_run+0x148/0x1c0 [ 2275.619625] exit_to_usermode_loop+0x251/0x2a0 [ 2275.624194] do_syscall_64+0x538/0x620 [ 2275.628086] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 2275.633261] RIP: 0033:0x7f8b1c7d8270 [ 2275.636977] Code: 73 01 c3 48 8b 0d 38 7d 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 59 c1 20 00 00 75 10 b8 03 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 ee fb ff ff 48 89 04 24 [ 2275.655871] RSP: 002b:00007ffce81d6ec8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 2275.663577] RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007f8b1c7d8270 [ 2275.670831] RDX: 000000000aba9500 RSI: 0000000000000000 RDI: 0000000000000007 [ 2275.678129] RBP: 00007f8b1d691710 R08: 000000000000004a R09: 0000000000000008 [ 2275.685389] R10: 00005590706fba48 R11: 0000000000000246 R12: 0000000000000000 [ 2275.692647] R13: 00005590706fc8c0 R14: 0000000000000003 R15: 000000000000000e [ 2275.700729] Kernel Offset: disabled [ 2275.704346] Rebooting in 86400 seconds..