nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="00000000f97db1ac212aeb3c9fb20d9dd935bb00000000000000"], 0x1c}}, 0x0) (async) 13:42:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB="020216", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async, rerun: 64) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r4, 0x2, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8000000000000001}, @NBD_ATTR_SERVER_FLAGS={0xc}]}, 0x34}, 0x1, 0x0, 0x0, 0x20004000}, 0x40091) 13:42:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, 0x0, 0x8fff6c08c0da464a, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x8000}, 0x42080) 13:42:36 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="00c8b90004712da730b32662083102f6f2b0e0874fbf4d1aec6aacbcb32f647c14df64adeebd2179776d8c826a89c0f7388575b34d57632673f9a679662d705caf1e1bfc2d9d12648f6b4cbb455ecfaa061cca4831e4a5d44ffdffffffffffffff1316a5e34387e084bfaa669431ae91bff98a801a6501ed0756d1ef78d8f24661358790eced48cb4e1427ed8181697d076d4cb43178342f5f", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:36 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="00000000f97db1ac212aeb3c9fb20d9dd935bb00000000000000"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="00000000f97db1ac212aeb3c9fb20d9dd935bb00000000000000"], 0x1c}}, 0x0) (async) 13:42:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) mmap$binder(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x1, 0x11, r3, 0x9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) r8 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r7, 0xc08c5336, &(0x7f00000003c0)={0x5fec, 0x2, 0x0, 'queue1\x00', 0xa4}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r8) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000340)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="8c000000", @ANYRES16=r2, @ANYBLOB="000128bd7000fbdbdf250500000008000100000000001c00078008000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="0c000500200000000000000004000a002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="09000181", @ANYRES32=r8, @ANYBLOB="08000100000000000c00040004000000000000000c0004000700000000000000"], 0x8c}, 0x1, 0x0, 0x0, 0x50}, 0x0) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r9, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r9) 13:42:36 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, 0x0, 0x8fff6c08c0da464a, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x8000}, 0x42080) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, 0x0, 0x8fff6c08c0da464a, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x8000}, 0x42080) (async) 13:42:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000080)={'ip6tnl0\x00', &(0x7f0000000000)={'syztnl2\x00', 0x0, 0x29, 0x1f, 0x81, 0x7, 0x41, @private2, @private1, 0x700, 0x8000, 0x7, 0x7f}}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000080)={'ip6tnl0\x00', &(0x7f0000000000)={'syztnl2\x00', 0x0, 0x29, 0x1f, 0x81, 0x7, 0x41, @private2, @private1, 0x700, 0x8000, 0x7, 0x7f}}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) syz_genetlink_get_family_id$l2tp(&(0x7f0000000000), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) getresuid(&(0x7f0000000080), &(0x7f00000000c0), &(0x7f0000000100)) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000004c0)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x50, r1, 0x100, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, 'l2tp\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x50}, 0x1, 0x0, 0x0, 0x2}, 0x4000840) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0x58, r2, 0x600, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x126}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, 'l2tp\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xbcd}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000011}, 0x4000) 13:42:36 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$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x38, 0x0, 0x1, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048010}, 0x8010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$UI_SET_LEDBIT(0xffffffffffffffff, 0x40045569, 0x9) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x7c, 0x0, 0x100, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffa}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x7c}, 0x1, 0x0, 0x0, 0x24040040}, 0x4000000) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB='\x00'/11], 0x1c}}, 0x4044831) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) syz_genetlink_get_family_id$l2tp(&(0x7f0000000000), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) getresuid(&(0x7f0000000080), &(0x7f00000000c0), &(0x7f0000000100)) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000004c0)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x50, r1, 0x100, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, 'l2tp\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x50}, 0x1, 0x0, 0x0, 0x2}, 0x4000840) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0x58, r2, 0x600, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x126}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, 'l2tp\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xbcd}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000011}, 0x4000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000000), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) getresuid(&(0x7f0000000080), &(0x7f00000000c0), &(0x7f0000000100)) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000004c0)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x50, r1, 0x100, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, 'l2tp\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x50}, 0x1, 0x0, 0x0, 0x2}, 0x4000840) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r0) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0x58, r2, 0x600, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x126}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, 'l2tp\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xbcd}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000011}, 0x4000) (async) 13:42:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) (async) mmap$binder(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x1, 0x11, r3, 0x9) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) (async) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) (async) r8 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r7, 0xc08c5336, &(0x7f00000003c0)={0x5fec, 0x2, 0x0, 'queue1\x00', 0xa4}) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r8) (async) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000340)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="8c000000", @ANYRES16=r2, @ANYBLOB="000128bd7000fbdbdf250500000008000100000000001c00078008000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="0c000500200000000000000004000a002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="09000181", @ANYRES32=r8, @ANYBLOB="08000100000000000c00040004000000000000000c0004000700000000000000"], 0x8c}, 0x1, 0x0, 0x0, 0x50}, 0x0) (async) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r9, 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r9) 13:42:36 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000080), 0x2, 0xc000) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) ioctl$BINDER_WRITE_READ(r6, 0xc0306201, &(0x7f0000000440)={0x28, 0x0, &(0x7f0000000380)=[@enter_looper, @decrefs={0x40046307, 0x1}, @acquire={0x40046305, 0x1}, @clear_death, @exit_looper], 0x7e, 0x0, &(0x7f00000003c0)="551a17f02671399a221fd6f230eae2f5f4c0324186842b49d9c7b2a17e407b79335b600a152f9c54d4777afbb6580937f47471069ed93c3aef8c46d2c5d702fed9c83208510c6eaafd32017a6f9b7fb66196fd61d5751c7b5347dfdc5a08d304e0609bf4ffb74aab6b5a876c9d6d6fd8cd777ba3ee157a0bb6d6dea23557"}) r7 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x200, 0x101000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1400000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000140)={0xc8, r4, 0x4, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}, 0x1, 0x0, 0x0, 0x90}, 0x8000051) 13:42:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x38, 0x0, 0x1, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048010}, 0x8010) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$UI_SET_LEDBIT(0xffffffffffffffff, 0x40045569, 0x9) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x7c, 0x0, 0x100, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffa}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x7c}, 0x1, 0x0, 0x0, 0x24040040}, 0x4000000) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB='\x00'/11], 0x1c}}, 0x4044831) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x38, 0x0, 0x1, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048010}, 0x8010) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$UI_SET_LEDBIT(0xffffffffffffffff, 0x40045569, 0x9) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x7c, 0x0, 0x100, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffa}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x7c}, 0x1, 0x0, 0x0, 0x24040040}, 0x4000000) (async) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB='\x00'/11], 0x1c}}, 0x4044831) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) 13:42:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, 0x0, 0x8fff6c08c0da464a, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x8000}, 0x42080) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, 0x0, 0x8fff6c08c0da464a, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x100000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8}]}]}, 0x48}, 0x1, 0x0, 0x0, 0x8000}, 0x42080) (async) 13:42:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) syz_genetlink_get_family_id$l2tp(&(0x7f0000000000), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) getresuid(&(0x7f0000000080), &(0x7f00000000c0), &(0x7f0000000100)) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000004c0)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000440)={&(0x7f00000003c0)={0x50, r1, 0x100, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, 'l2tp\x00'}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x50}, 0x1, 0x0, 0x0, 0x2}, 0x4000840) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0x58, r2, 0x600, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x126}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, 'l2tp\x00'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xbcd}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000011}, 0x4000) 13:42:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) mmap$binder(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x1, 0x11, r3, 0x9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) pipe2(&(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}, 0x800) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) r8 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r7, 0xc08c5336, &(0x7f00000003c0)={0x5fec, 0x2, 0x0, 'queue1\x00', 0xa4}) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r8) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000340)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="8c000000", @ANYRES16=r2, @ANYBLOB="000128bd7000fbdbdf250500000008000100000000001c00078008000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="0c000500200000000000000004000a002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="09000181", @ANYRES32=r8, @ANYBLOB="08000100000000000c00040004000000000000000c0004000700000000000000"], 0x8c}, 0x1, 0x0, 0x0, 0x50}, 0x0) r9 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r9, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r9) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) (async) mmap$binder(&(0x7f0000ffd000/0x3000)=nil, 0x3000, 0x1, 0x11, r3, 0x9) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r4, 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)) (async) pipe2(&(0x7f0000000100), 0x800) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) ioctl$SNDRV_SEQ_IOCTL_GET_NAMED_QUEUE(r7, 0xc08c5336, &(0x7f00000003c0)={0x5fec, 0x2, 0x0, 'queue1\x00', 0xa4}) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r8) (async) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000340)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000002c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="8c000000", @ANYRES16=r2, @ANYBLOB="000128bd7000fbdbdf250500000008000100000000001c00078008000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="0c000500200000000000000004000a002400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="09000181", @ANYRES32=r8, @ANYBLOB="08000100000000000c00040004000000000000000c0004000700000000000000"], 0x8c}, 0x1, 0x0, 0x0, 0x50}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r9, 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r9) (async) 13:42:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000080), 0x2, 0xc000) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) ioctl$BINDER_WRITE_READ(r6, 0xc0306201, &(0x7f0000000440)={0x28, 0x0, &(0x7f0000000380)=[@enter_looper, @decrefs={0x40046307, 0x1}, @acquire={0x40046305, 0x1}, @clear_death, @exit_looper], 0x7e, 0x0, &(0x7f00000003c0)="551a17f02671399a221fd6f230eae2f5f4c0324186842b49d9c7b2a17e407b79335b600a152f9c54d4777afbb6580937f47471069ed93c3aef8c46d2c5d702fed9c83208510c6eaafd32017a6f9b7fb66196fd61d5751c7b5347dfdc5a08d304e0609bf4ffb74aab6b5a876c9d6d6fd8cd777ba3ee157a0bb6d6dea23557"}) r7 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x200, 0x101000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1400000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000140)={0xc8, r4, 0x4, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}, 0x1, 0x0, 0x0, 0x90}, 0x8000051) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async) syz_open_dev$vcsn(&(0x7f0000000080), 0x2, 0xc000) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) (async) ioctl$BINDER_WRITE_READ(r6, 0xc0306201, &(0x7f0000000440)={0x28, 0x0, &(0x7f0000000380)=[@enter_looper, @decrefs={0x40046307, 0x1}, @acquire={0x40046305, 0x1}, @clear_death, @exit_looper], 0x7e, 0x0, &(0x7f00000003c0)="551a17f02671399a221fd6f230eae2f5f4c0324186842b49d9c7b2a17e407b79335b600a152f9c54d4777afbb6580937f47471069ed93c3aef8c46d2c5d702fed9c83208510c6eaafd32017a6f9b7fb66196fd61d5751c7b5347dfdc5a08d304e0609bf4ffb74aab6b5a876c9d6d6fd8cd777ba3ee157a0bb6d6dea23557"}) (async) syz_open_dev$vcsn(&(0x7f00000000c0), 0x200, 0x101000) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1400000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000140)={0xc8, r4, 0x4, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}, 0x1, 0x0, 0x0, 0x90}, 0x8000051) (async) 13:42:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'wg0\x00'}) 13:42:36 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000040)={0x38, 0x0, 0x1, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048010}, 0x8010) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$UI_SET_LEDBIT(0xffffffffffffffff, 0x40045569, 0x9) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000300), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000280)={&(0x7f0000000200)={0x7c, 0x0, 0x100, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffa}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x103}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}]}, 0x7c}, 0x1, 0x0, 0x0, 0x24040040}, 0x4000000) (async) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000000c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB='\x00'/11], 0x1c}}, 0x4044831) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'wg0\x00'}) 13:42:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x7ffffffe, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x1, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10048083}, 0x0) 13:42:36 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000080), 0x2, 0xc000) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) ioctl$BINDER_WRITE_READ(r6, 0xc0306201, &(0x7f0000000440)={0x28, 0x0, &(0x7f0000000380)=[@enter_looper, @decrefs={0x40046307, 0x1}, @acquire={0x40046305, 0x1}, @clear_death, @exit_looper], 0x7e, 0x0, &(0x7f00000003c0)="551a17f02671399a221fd6f230eae2f5f4c0324186842b49d9c7b2a17e407b79335b600a152f9c54d4777afbb6580937f47471069ed93c3aef8c46d2c5d702fed9c83208510c6eaafd32017a6f9b7fb66196fd61d5751c7b5347dfdc5a08d304e0609bf4ffb74aab6b5a876c9d6d6fd8cd777ba3ee157a0bb6d6dea23557"}) r7 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x200, 0x101000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1400000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000140)={0xc8, r4, 0x4, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}, 0x1, 0x0, 0x0, 0x90}, 0x8000051) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async) syz_open_dev$vcsn(&(0x7f0000000080), 0x2, 0xc000) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) (async) ioctl$BINDER_WRITE_READ(r6, 0xc0306201, &(0x7f0000000440)={0x28, 0x0, &(0x7f0000000380)=[@enter_looper, @decrefs={0x40046307, 0x1}, @acquire={0x40046305, 0x1}, @clear_death, @exit_looper], 0x7e, 0x0, &(0x7f00000003c0)="551a17f02671399a221fd6f230eae2f5f4c0324186842b49d9c7b2a17e407b79335b600a152f9c54d4777afbb6580937f47471069ed93c3aef8c46d2c5d702fed9c83208510c6eaafd32017a6f9b7fb66196fd61d5751c7b5347dfdc5a08d304e0609bf4ffb74aab6b5a876c9d6d6fd8cd777ba3ee157a0bb6d6dea23557"}) (async) syz_open_dev$vcsn(&(0x7f00000000c0), 0x200, 0x101000) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1400000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000140)={0xc8, r4, 0x4, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x4}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffffffffffffffff}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x401}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x2}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xffff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x1}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0xc8}, 0x1, 0x0, 0x0, 0x90}, 0x8000051) (async) 13:42:36 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) write$RDMA_USER_CM_CMD_LISTEN(0xffffffffffffffff, &(0x7f00000003c0)={0x7, 0x8}, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000340), 0xffffffffffffffff) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0x4c, r1, 0x4, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000801}, 0x40000) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000340)={0x6c, r5, 0x1, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1d}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, ':@'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3c}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x64219821}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4000}, 0x4040941) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)=ANY=[@ANYRES16=r3, @ANYBLOB="c2c390e44a515be2314b22c518380a8c77358af6847ef15e4b7d05490d2e45096829bb0f2829482e78cc071e1821b53a6122ad6a6f2cb68d034c13fe1d776acd1ef9a6ed6af8e0da345ae7e97981b7a16ab6529308d497b99785f5b7713a9ccf0aa8d71513c558b8075d5051bc8e00d27d7e25fa471fff110a65ccc4c17ff22baac30a536751b686f4d261db29c48ccc113fce0d0892ac20562477553dec0413629578186ac6a6c2a32f622e5dfe15e1466e05af3713bf096626a6748b4bf3cb548d38dd5c3f7fc47a65bf", @ANYRESOCT=r2, @ANYRESHEX=r6], 0x1c}}, 0x40004) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYRESHEX=r1, @ANYRES16=0x0, @ANYBLOB="04002c1f780bfedbdf250100e7ff0c006a3217d448ef64f633cd"], 0x20}}, 0x10) [ 3392.206934] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. [ 3392.234152] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 13:42:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'wg0\x00'}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000000)={'wg0\x00'}) (async) 13:42:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000340)={0x6c, r5, 0x1, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1d}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, ':@'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3c}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x64219821}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4000}, 0x4040941) (async) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)=ANY=[@ANYRES16=r3, @ANYBLOB="c2c390e44a515be2314b22c518380a8c77358af6847ef15e4b7d05490d2e45096829bb0f2829482e78cc071e1821b53a6122ad6a6f2cb68d034c13fe1d776acd1ef9a6ed6af8e0da345ae7e97981b7a16ab6529308d497b99785f5b7713a9ccf0aa8d71513c558b8075d5051bc8e00d27d7e25fa471fff110a65ccc4c17ff22baac30a536751b686f4d261db29c48ccc113fce0d0892ac20562477553dec0413629578186ac6a6c2a32f622e5dfe15e1466e05af3713bf096626a6748b4bf3cb548d38dd5c3f7fc47a65bf", @ANYRESOCT=r2, @ANYRESHEX=r6], 0x1c}}, 0x40004) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYRESHEX=r1, @ANYRES16=0x0, @ANYBLOB="04002c1f780bfedbdf250100e7ff0c006a3217d448ef64f633cd"], 0x20}}, 0x10) 13:42:36 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) write$RDMA_USER_CM_CMD_LISTEN(0xffffffffffffffff, &(0x7f00000003c0)={0x7, 0x8}, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000340), 0xffffffffffffffff) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) (rerun: 32) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0x4c, r1, 0x4, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000801}, 0x40000) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x7ffffffe, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x1, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10048083}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x7ffffffe, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x1, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10048083}, 0x0) (async) [ 3392.252841] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. 13:42:36 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0xa4, r2, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6c, 0xa, '%,-).\xb9\xe6\x19y\x9dP\xbf\xd8K6\x99\xb4\x12\xfd$j\xc6uj\xcdO\xccZa\xb1\x0f\x05\x00\xef\x06c\xc9\xe7\x89\'\xe3\x1c\x82}\xf1\xa8\xfc@\x01\x9f\xe7\xc5\a\xfeE\xc9\x84\xea\xdc\xc1\x83\xfa\xb4~8\xee\xc9\xa41r\x98\xf7^p\xd1\xd41\x06\x85\x13/\xa1\xf3\xe2t~.\'x\x88\xde\xc9\x00t\xf4$Z\xb1\xfeG\x82\xa3<\x9f'}]}, 0xa4}, 0x1, 0x0, 0x0, 0x2000c810}, 0x0) 13:42:36 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000340)={0x6c, r5, 0x1, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1d}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, ':@'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3c}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x64219821}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4000}, 0x4040941) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)=ANY=[@ANYRES16=r3, @ANYBLOB="c2c390e44a515be2314b22c518380a8c77358af6847ef15e4b7d05490d2e45096829bb0f2829482e78cc071e1821b53a6122ad6a6f2cb68d034c13fe1d776acd1ef9a6ed6af8e0da345ae7e97981b7a16ab6529308d497b99785f5b7713a9ccf0aa8d71513c558b8075d5051bc8e00d27d7e25fa471fff110a65ccc4c17ff22baac30a536751b686f4d261db29c48ccc113fce0d0892ac20562477553dec0413629578186ac6a6c2a32f622e5dfe15e1466e05af3713bf096626a6748b4bf3cb548d38dd5c3f7fc47a65bf", @ANYRESOCT=r2, @ANYRESHEX=r6], 0x1c}}, 0x40004) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYRESHEX=r1, @ANYRES16=0x0, @ANYBLOB="04002c1f780bfedbdf250100e7ff0c006a3217d448ef64f633cd"], 0x20}}, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000440)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000400)={&(0x7f0000000340)={0x6c, r5, 0x1, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1d}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, ':@'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3c}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x64219821}]}, 0x6c}, 0x1, 0x0, 0x0, 0x4000}, 0x4040941) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) (async) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000240)=ANY=[@ANYRES16=r3, @ANYBLOB="c2c390e44a515be2314b22c518380a8c77358af6847ef15e4b7d05490d2e45096829bb0f2829482e78cc071e1821b53a6122ad6a6f2cb68d034c13fe1d776acd1ef9a6ed6af8e0da345ae7e97981b7a16ab6529308d497b99785f5b7713a9ccf0aa8d71513c558b8075d5051bc8e00d27d7e25fa471fff110a65ccc4c17ff22baac30a536751b686f4d261db29c48ccc113fce0d0892ac20562477553dec0413629578186ac6a6c2a32f622e5dfe15e1466e05af3713bf096626a6748b4bf3cb548d38dd5c3f7fc47a65bf", @ANYRESOCT=r2, @ANYRESHEX=r6], 0x1c}}, 0x40004) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r7, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000100)={&(0x7f0000000140)=ANY=[@ANYRESHEX=r1, @ANYRES16=0x0, @ANYBLOB="04002c1f780bfedbdf250100e7ff0c006a3217d448ef64f633cd"], 0x20}}, 0x10) (async) 13:42:36 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x50, 0x0, 0x2, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r3}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x12, 0xa, '-%-\xc7\'!,[\'\xef:+\\)'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x50}, 0x1, 0x0, 0x0, 0x4840}, 0x20000000) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f00000004c0)=ANY=[@ANYBLOB="3c01fc0891bc09b03a02fa27ce7f20d2d6dc6f23247c800d0e1e5979143c1443aa102f0b3593d76890826f623b4c09f36cfa3c6843406b992ed9630e", @ANYRESOCT=0x0, @ANYBLOB="010000000000010000000c00040000000000000000000c0005000000000000000000008007800c0002000000000000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x20}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x38, r6, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0xc0000}, 0x24000000) [ 3392.325008] netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 13:42:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0xa4, r2, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6c, 0xa, '%,-).\xb9\xe6\x19y\x9dP\xbf\xd8K6\x99\xb4\x12\xfd$j\xc6uj\xcdO\xccZa\xb1\x0f\x05\x00\xef\x06c\xc9\xe7\x89\'\xe3\x1c\x82}\xf1\xa8\xfc@\x01\x9f\xe7\xc5\a\xfeE\xc9\x84\xea\xdc\xc1\x83\xfa\xb4~8\xee\xc9\xa41r\x98\xf7^p\xd1\xd41\x06\x85\x13/\xa1\xf3\xe2t~.\'x\x88\xde\xc9\x00t\xf4$Z\xb1\xfeG\x82\xa3<\x9f'}]}, 0xa4}, 0x1, 0x0, 0x0, 0x2000c810}, 0x0) 13:42:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x7ffffffe, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x1, 0x0, 0x25dfdbfc, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r3}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x10048083}, 0x0) (rerun: 32) 13:42:36 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x50, 0x0, 0x2, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r3}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x12, 0xa, '-%-\xc7\'!,[\'\xef:+\\)'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x50}, 0x1, 0x0, 0x0, 0x4840}, 0x20000000) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f00000004c0)=ANY=[@ANYBLOB="3c01fc0891bc09b03a02fa27ce7f20d2d6dc6f23247c800d0e1e5979143c1443aa102f0b3593d76890826f623b4c09f36cfa3c6843406b992ed9630e", @ANYRESOCT=0x0, @ANYBLOB="010000000000010000000c00040000000000000000000c0005000000000000000000008007800c0002000000000000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x20}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x38, r6, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0xc0000}, 0x24000000) 13:42:36 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r0) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000000), &(0x7f0000000040)=0x4) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="0102002aff"], 0x1c}}, 0x0) 13:42:36 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) write$RDMA_USER_CM_CMD_LISTEN(0xffffffffffffffff, &(0x7f00000003c0)={0x7, 0x8}, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000340), 0xffffffffffffffff) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0x4c, r1, 0x4, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x6}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x20000801}, 0x40000) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0xa4, r2, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6c, 0xa, '%,-).\xb9\xe6\x19y\x9dP\xbf\xd8K6\x99\xb4\x12\xfd$j\xc6uj\xcdO\xccZa\xb1\x0f\x05\x00\xef\x06c\xc9\xe7\x89\'\xe3\x1c\x82}\xf1\xa8\xfc@\x01\x9f\xe7\xc5\a\xfeE\xc9\x84\xea\xdc\xc1\x83\xfa\xb4~8\xee\xc9\xa41r\x98\xf7^p\xd1\xd41\x06\x85\x13/\xa1\xf3\xe2t~.\'x\x88\xde\xc9\x00t\xf4$Z\xb1\xfeG\x82\xa3<\x9f'}]}, 0xa4}, 0x1, 0x0, 0x0, 0x2000c810}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0xa4, r2, 0x100, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x6c, 0xa, '%,-).\xb9\xe6\x19y\x9dP\xbf\xd8K6\x99\xb4\x12\xfd$j\xc6uj\xcdO\xccZa\xb1\x0f\x05\x00\xef\x06c\xc9\xe7\x89\'\xe3\x1c\x82}\xf1\xa8\xfc@\x01\x9f\xe7\xc5\a\xfeE\xc9\x84\xea\xdc\xc1\x83\xfa\xb4~8\xee\xc9\xa41r\x98\xf7^p\xd1\xd41\x06\x85\x13/\xa1\xf3\xe2t~.\'x\x88\xde\xc9\x00t\xf4$Z\xb1\xfeG\x82\xa3<\x9f'}]}, 0xa4}, 0x1, 0x0, 0x0, 0x2000c810}, 0x0) (async) 13:42:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES64=r2, @ANYBLOB="01000000000000000000010000000c00040000000000008000000c0005000000010000000000040007c378d4a21b0d5e6f0000000000"], 0x3c}}, 0x800) 13:42:36 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x5cd319ec6152d764}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x2c, r2, 0x4, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) 13:42:36 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES64=r2, @ANYBLOB="01000000000000000000010000000c00040000000000008000000c0005000000010000000000040007c378d4a21b0d5e6f0000000000"], 0x3c}}, 0x800) 13:42:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000540)={'ip6gre0\x00', &(0x7f00000004c0)={'syztnl1\x00', 0x0, 0x4, 0x1, 0x80, 0x9, 0x70, @ipv4={'\x00', '\xff\xff', @broadcast}, @local, 0x80, 0x40, 0x9d9b, 0x8e2}}) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000580)={'wg2\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000005c0)={'team0\x00', 0x0}) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000680)={'sit0\x00', &(0x7f0000000600)={'ip6gre0\x00', 0x0, 0x4, 0x9, 0xe, 0x7, 0x6, @mcast2, @dev={0xfe, 0x80, '\x00', 0x22}, 0x707, 0x700, 0x9c7a, 0x1}}) r6 = socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(r6, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(r6, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r7, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r8}, {0x4}}]}, 0x20}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000006c0)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wg0\x00', 0x0}) r11 = socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(r11, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(r11, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r12, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r13}, {0x4}}]}, 0x20}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000740)={'wg0\x00', 0x0}) sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000f00)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000ec0)={&(0x7f0000000f40)=ANY=[@ANYBLOB='@\a\x00\x00', @ANYRES16=0x0, @ANYBLOB="020025bd7000fedbdf250300000008000100", @ANYRES32=0x0, @ANYBLOB="c0010280400001002400010071756575655f69640000000000000000000000000000000000000000000000000500030003000000080004000900000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b00000008000400ff00000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004008effffff08000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b00000008000400890a000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006d6f6465000000000000000000000000000000000000000000000000000000000500030005000000100004006c6f616462616c616e63650044000100240001006d6f6465000000000000000000000000000000000000000000000000000000000500030005000000110004006163746976656261636b75700000000038000100240001006d636173745f72656a6f696e5f696e74657276616c00000000000000000000000500030003000000080004000900000008000100", @ANYRES32=0x0, @ANYBLOB="f001028044000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b00000014000400040005a8060000001f0004550600000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000002000008000600", @ANYRES32=0x0, @ANYBLOB="3c000100240001006c625f74785f6d6574686f64000000000000000000000000000000000000000005000300050000000900040068617368000000003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="3800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=r2, @ANYBLOB="38000100240001006e6f746966795f70656572735f636f756e74000000000000000000000000000005000300030000000800040001000100400001002400010071756575655f69640000000000000000000000000000000000000000000000000500030003000000080004007900000008000600", @ANYRES32=r3, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b0000000800040006000000080007000000000008000100", @ANYRES32=0x0, @ANYBLOB="5801028038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000400000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000300000008000600", @ANYRES32=r4, @ANYBLOB="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", @ANYRES32=r5, @ANYBLOB="4400028040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000800000008000600", @ANYRES32=r8, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="b801028040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004000600000008000600", @ANYRES32=r10, @ANYBLOB="40000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000050003000300000008000400", @ANYRES32=r13, @ANYBLOB="080007000000000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000700000008000600", @ANYRES32=0x0, @ANYBLOB="3c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b000000080004002e00000008000700000000003800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=r14, @ANYBLOB="400001002400010071756575655f6964000000000000000000000000000000000000000000000000050003000300000008000400eae1000008000600", @ANYRES32=0x0, @ANYBLOB], 0x740}, 0x1, 0x0, 0x0, 0x8014}, 0x81) r15 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r15, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:36 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000280)={&(0x7f00000001c0)={0x50, 0x0, 0x2, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x14, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r3}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x12, 0xa, '-%-\xc7\'!,[\'\xef:+\\)'}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x50}, 0x1, 0x0, 0x0, 0x4840}, 0x20000000) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f00000004c0)=ANY=[@ANYBLOB="3c01fc0891bc09b03a02fa27ce7f20d2d6dc6f23247c800d0e1e5979143c1443aa102f0b3593d76890826f623b4c09f36cfa3c6843406b992ed9630e", @ANYRESOCT=0x0, @ANYBLOB="010000000000010000000c00040000000000000000000c0005000000000000000000008007800c0002000000000000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x20}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x38, r6, 0x4, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x5}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}]}, 0x38}, 0x1, 0x0, 0x0, 0xc0000}, 0x24000000) 13:42:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) clock_gettime(0x6, &(0x7f0000000000)) 13:42:36 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r0) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000000), &(0x7f0000000040)=0x4) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="0102002aff"], 0x1c}}, 0x0) 13:42:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) clock_gettime(0x6, &(0x7f0000000000)) 13:42:36 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) socket$inet_sctp(0x2, 0x5, 0x84) (async, rerun: 32) pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) (async, rerun: 32) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x5cd319ec6152d764}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x2c, r2, 0x4, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) 13:42:36 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000040)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES64=r2, @ANYBLOB="01000000000000000000010000000c00040000000000008000000c0005000000010000000000040007c378d4a21b0d5e6f0000000000"], 0x3c}}, 0x800) 13:42:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000540)={'ip6gre0\x00', &(0x7f00000004c0)={'syztnl1\x00', 0x0, 0x4, 0x1, 0x80, 0x9, 0x70, @ipv4={'\x00', '\xff\xff', @broadcast}, @local, 0x80, 0x40, 0x9d9b, 0x8e2}}) (async) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000580)={'wg2\x00', 0x0}) (async) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000005c0)={'team0\x00', 0x0}) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000680)={'sit0\x00', &(0x7f0000000600)={'ip6gre0\x00', 0x0, 0x4, 0x9, 0xe, 0x7, 0x6, @mcast2, @dev={0xfe, 0x80, '\x00', 0x22}, 0x707, 0x700, 0x9c7a, 0x1}}) (async) r6 = socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(r6, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(r6, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r7, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r8}, {0x4}}]}, 0x20}}, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000006c0)={'team0\x00', 0x0}) (async) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wg0\x00', 0x0}) (async) r11 = socket$nl_generic(0x10, 0x3, 0x10) (async) r12 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(r11, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(r11, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r12, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r13}, {0x4}}]}, 0x20}}, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000740)={'wg0\x00', 0x0}) sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000f00)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000ec0)={&(0x7f0000000f40)=ANY=[@ANYBLOB='@\a\x00\x00', @ANYRES16=0x0, @ANYBLOB="020025bd7000fedbdf250300000008000100", @ANYRES32=0x0, @ANYBLOB="c0010280400001002400010071756575655f69640000000000000000000000000000000000000000000000000500030003000000080004000900000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b00000008000400ff00000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004008effffff08000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b00000008000400890a000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006d6f6465000000000000000000000000000000000000000000000000000000000500030005000000100004006c6f616462616c616e63650044000100240001006d6f6465000000000000000000000000000000000000000000000000000000000500030005000000110004006163746976656261636b75700000000038000100240001006d636173745f72656a6f696e5f696e74657276616c00000000000000000000000500030003000000080004000900000008000100", @ANYRES32=0x0, @ANYBLOB="f001028044000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b00000014000400040005a8060000001f0004550600000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000002000008000600", @ANYRES32=0x0, @ANYBLOB="3c000100240001006c625f74785f6d6574686f64000000000000000000000000000000000000000005000300050000000900040068617368000000003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="3800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=r2, @ANYBLOB="38000100240001006e6f746966795f70656572735f636f756e74000000000000000000000000000005000300030000000800040001000100400001002400010071756575655f69640000000000000000000000000000000000000000000000000500030003000000080004007900000008000600", @ANYRES32=r3, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b0000000800040006000000080007000000000008000100", @ANYRES32=0x0, @ANYBLOB="5801028038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000400000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000300000008000600", @ANYRES32=r4, @ANYBLOB="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", @ANYRES32=r5, @ANYBLOB="4400028040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000800000008000600", @ANYRES32=r8, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="b801028040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004000600000008000600", @ANYRES32=r10, @ANYBLOB="40000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000050003000300000008000400", @ANYRES32=r13, @ANYBLOB="080007000000000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000700000008000600", @ANYRES32=0x0, @ANYBLOB="3c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b000000080004002e00000008000700000000003800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=r14, @ANYBLOB="400001002400010071756575655f6964000000000000000000000000000000000000000000000000050003000300000008000400eae1000008000600", @ANYRES32=0x0, @ANYBLOB], 0x740}, 0x1, 0x0, 0x0, 0x8014}, 0x81) r15 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r15, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:36 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000a002a40267b0c0005000000000000000000040007800c000200400000000000000013bc21a23dcc8ad3ab7e2f15737685d92d58ff1a533ed1209837e64816a2da"], 0x38}}, 0x0) 13:42:36 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000540)={'ip6gre0\x00', &(0x7f00000004c0)={'syztnl1\x00', 0x0, 0x4, 0x1, 0x80, 0x9, 0x70, @ipv4={'\x00', '\xff\xff', @broadcast}, @local, 0x80, 0x40, 0x9d9b, 0x8e2}}) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000580)={'wg2\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000005c0)={'team0\x00', 0x0}) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000680)={'sit0\x00', &(0x7f0000000600)={'ip6gre0\x00', 0x0, 0x4, 0x9, 0xe, 0x7, 0x6, @mcast2, @dev={0xfe, 0x80, '\x00', 0x22}, 0x707, 0x700, 0x9c7a, 0x1}}) r6 = socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(r6, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(r6, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r7, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r8}, {0x4}}]}, 0x20}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000006c0)={'team0\x00', 0x0}) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wg0\x00', 0x0}) r11 = socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(r11, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(r11, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r12, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r13}, {0x4}}]}, 0x20}}, 0x0) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000740)={'wg0\x00', 0x0}) sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000f00)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000ec0)={&(0x7f0000000f40)=ANY=[@ANYBLOB='@\a\x00\x00', @ANYRES16=0x0, @ANYBLOB="020025bd7000fedbdf250300000008000100", @ANYRES32=0x0, @ANYBLOB="c0010280400001002400010071756575655f69640000000000000000000000000000000000000000000000000500030003000000080004000900000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b00000008000400ff00000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004008effffff08000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b00000008000400890a000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006d6f6465000000000000000000000000000000000000000000000000000000000500030005000000100004006c6f616462616c616e63650044000100240001006d6f6465000000000000000000000000000000000000000000000000000000000500030005000000110004006163746976656261636b75700000000038000100240001006d636173745f72656a6f696e5f696e74657276616c00000000000000000000000500030003000000080004000900000008000100", @ANYRES32=0x0, @ANYBLOB="f001028044000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b00000014000400040005a8060000001f0004550600000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000002000008000600", @ANYRES32=0x0, @ANYBLOB="3c000100240001006c625f74785f6d6574686f64000000000000000000000000000000000000000005000300050000000900040068617368000000003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="3800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=r2, @ANYBLOB="38000100240001006e6f746966795f70656572735f636f756e74000000000000000000000000000005000300030000000800040001000100400001002400010071756575655f69640000000000000000000000000000000000000000000000000500030003000000080004007900000008000600", @ANYRES32=r3, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b0000000800040006000000080007000000000008000100", @ANYRES32=0x0, @ANYBLOB="5801028038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000400000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000300000008000600", @ANYRES32=r4, @ANYBLOB="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", @ANYRES32=r5, @ANYBLOB="4400028040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000800000008000600", @ANYRES32=r8, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="b801028040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004000600000008000600", @ANYRES32=r10, @ANYBLOB="40000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000050003000300000008000400", @ANYRES32=r13, @ANYBLOB="080007000000000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000700000008000600", @ANYRES32=0x0, @ANYBLOB="3c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b000000080004002e00000008000700000000003800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=r14, @ANYBLOB="400001002400010071756575655f6964000000000000000000000000000000000000000000000000050003000300000008000400eae1000008000600", @ANYRES32=0x0, @ANYBLOB], 0x740}, 0x1, 0x0, 0x0, 0x8014}, 0x81) r15 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r15, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000540)={'ip6gre0\x00', &(0x7f00000004c0)={'syztnl1\x00', 0x0, 0x4, 0x1, 0x80, 0x9, 0x70, @ipv4={'\x00', '\xff\xff', @broadcast}, @local, 0x80, 0x40, 0x9d9b, 0x8e2}}) (async) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000580)={'wg2\x00'}) (async) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000005c0)) (async) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000680)={'sit0\x00', &(0x7f0000000600)={'ip6gre0\x00', 0x0, 0x4, 0x9, 0xe, 0x7, 0x6, @mcast2, @dev={0xfe, 0x80, '\x00', 0x22}, 0x707, 0x700, 0x9c7a, 0x1}}) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) (async) ioctl$ifreq_SIOCGIFINDEX_team(r6, 0x8933, &(0x7f0000000040)) (async) sendmsg$TEAM_CMD_OPTIONS_GET(r6, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r7, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r8}, {0x4}}]}, 0x20}}, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f00000006c0)) (async) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000700)={'wg0\x00'}) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) (async) ioctl$ifreq_SIOCGIFINDEX_team(r11, 0x8933, &(0x7f0000000040)) (async) sendmsg$TEAM_CMD_OPTIONS_GET(r11, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r12, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r13}, {0x4}}]}, 0x20}}, 0x0) (async) ioctl$ifreq_SIOCGIFINDEX_wireguard(0xffffffffffffffff, 0x8933, &(0x7f0000000740)={'wg0\x00'}) (async) sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000f00)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000ec0)={&(0x7f0000000f40)=ANY=[@ANYBLOB='@\a\x00\x00', @ANYRES16=0x0, @ANYBLOB="020025bd7000fedbdf250300000008000100", @ANYRES32=0x0, @ANYBLOB="c0010280400001002400010071756575655f69640000000000000000000000000000000000000000000000000500030003000000080004000900000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b00000008000400ff00000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004008effffff08000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b00000008000400890a000008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006d6f6465000000000000000000000000000000000000000000000000000000000500030005000000100004006c6f616462616c616e63650044000100240001006d6f6465000000000000000000000000000000000000000000000000000000000500030005000000110004006163746976656261636b75700000000038000100240001006d636173745f72656a6f696e5f696e74657276616c00000000000000000000000500030003000000080004000900000008000100", @ANYRES32=0x0, @ANYBLOB="f001028044000100240001006270665f686173685f66756e6300000000000000000000000000000000000000050003000b00000014000400040005a8060000001f0004550600000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000002000008000600", @ANYRES32=0x0, @ANYBLOB="3c000100240001006c625f74785f6d6574686f64000000000000000000000000000000000000000005000300050000000900040068617368000000003c00010024000100757365725f6c696e6b757000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="3800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=r2, @ANYBLOB="38000100240001006e6f746966795f70656572735f636f756e74000000000000000000000000000005000300030000000800040001000100400001002400010071756575655f69640000000000000000000000000000000000000000000000000500030003000000080004007900000008000600", @ANYRES32=r3, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b0000000800040006000000080007000000000008000100", @ANYRES32=0x0, @ANYBLOB="5801028038000100240001006c625f73746174735f726566726573685f696e74657276616c000000000000000500030003000000080004000400000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000300000008000600", @ANYRES32=r4, @ANYBLOB="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", @ANYRES32=r5, @ANYBLOB="4400028040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000800000008000600", @ANYRES32=r8, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="b801028040000100240001007072696f72697479000000000000000000000000000000000000000000000000050003000e000000080004000600000008000600", @ANYRES32=r10, @ANYBLOB="40000100240001006c625f74785f686173685f746f5f706f72745f6d617070696e67000000000000050003000300000008000400", @ANYRES32=r13, @ANYBLOB="080007000000000040000100240001006c625f706f72745f737461747300000000000000000000000000000000000000050003000b000000080004000700000008000600", @ANYRES32=0x0, @ANYBLOB="3c00010024000100656e61626c65640000000000000000000000000000000000000000000000000005000300060000000400040008000600", @ANYRES32=0x0, @ANYBLOB="40000100240001006c625f686173685f737461747300000000000000000000000000000000000000050003000b000000080004002e00000008000700000000003800010024000100616374697665706f727400000000000000000000000000000000000000000000050003000300000008000400", @ANYRES32=r14, @ANYBLOB="400001002400010071756575655f6964000000000000000000000000000000000000000000000000050003000300000008000400eae1000008000600", @ANYRES32=0x0, @ANYBLOB], 0x740}, 0x1, 0x0, 0x0, 0x8014}, 0x81) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r15, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:36 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r0) (async) getsockopt$inet_sctp_SCTP_GET_ASSOC_NUMBER(r0, 0x84, 0x1c, &(0x7f0000000000), &(0x7f0000000040)=0x4) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="0102002aff"], 0x1c}}, 0x0) 13:42:36 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$nbd(&(0x7f0000000240), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, 0x0, 0x100, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}]}, 0x24}, 0x1, 0x0, 0x0, 0x20008800}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) clock_gettime(0x6, &(0x7f0000000000)) 13:42:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000a002a40267b0c0005000000000000000000040007800c000200400000000000000013bc21a23dcc8ad3ab7e2f15737685d92d58ff1a533ed1209837e64816a2da"], 0x38}}, 0x0) 13:42:36 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x8, 0x100000) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000700)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000780)=ANY=[@ANYBLOB="f0000000", @ANYRES16=r2, @ANYBLOB="000425bd7000ffdbdf25010000000c00080008000000000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000004400078008000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100b8a497cc95a78698374951c017fd6970b0490472507a842eec7ad21875e47eef404a79a649328a47b6c24abfea671f16afe9799b8a5023c3a0e0ff2e0e0295a8a078f905539ce435783712c5571d6031b292dbf0ce259acee3fa2e4366e05283f2320fa73bd98330be47a6ca10fd2452799115d67118997305edd58a98f6bf1db73a0f5435662e7169b4ae5b1caf7d152a0a4c03", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="04000a000c00030020000000000000000c00060003000000000000000c00020007000000000000000c0003000100000000000080"], 0xf0}, 0x1, 0x0, 0x0, 0x40001}, 0x4004040) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) r10 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000340)={0xb4, r2, 0x800, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '}'}]}, 0xb4}, 0x1, 0x0, 0x0, 0x24000050}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_STATUS(r11, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r12, 0x100, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '}'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x25b5d5b63fd8e1b2) 13:42:36 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$nbd(&(0x7f0000000240), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, 0x0, 0x100, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}]}, 0x24}, 0x1, 0x0, 0x0, 0x20008800}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, 0x0, 0x100, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}]}, 0x24}, 0x1, 0x0, 0x0, 0x20008800}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:36 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x5cd319ec6152d764}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x2c, r2, 0x4, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) 13:42:36 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='8\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000100000008000a002a40267b0c0005000000000000000000040007800c000200400000000000000013bc21a23dcc8ad3ab7e2f15737685d92d58ff1a533ed1209837e64816a2da"], 0x38}}, 0x0) 13:42:37 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x20044805) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4402800}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r2, 0x300, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}]}, 0x20}, 0x1, 0x0, 0x0, 0x40408c8}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x84, 0x0, 0x10, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x66d}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x84}, 0x1, 0x0, 0x0, 0x4004000}, 0x40000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000400)=ANY=[@ANYBLOB="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", @ANYRES16=r4, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:37 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x58, r2, 0x1, 0x0, 0x25dfdbf7, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0x0, 0x3, 0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0xbfd9c50d5a8bd9f3}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:37 executing program 4: syz_init_net_socket$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$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x68, r3, 0x4, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x68}, 0x1, 0x0, 0x0, 0x4001}, 0x4090) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) socket$phonet(0x23, 0x2, 0x1) 13:42:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x8, 0x100000) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) (async, rerun: 64) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000700)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000780)=ANY=[@ANYBLOB="f0000000", @ANYRES16=r2, @ANYBLOB="000425bd7000ffdbdf25010000000c00080008000000000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000004400078008000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100b8a497cc95a78698374951c017fd6970b0490472507a842eec7ad21875e47eef404a79a649328a47b6c24abfea671f16afe9799b8a5023c3a0e0ff2e0e0295a8a078f905539ce435783712c5571d6031b292dbf0ce259acee3fa2e4366e05283f2320fa73bd98330be47a6ca10fd2452799115d67118997305edd58a98f6bf1db73a0f5435662e7169b4ae5b1caf7d152a0a4c03", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="04000a000c00030020000000000000000c00060003000000000000000c00020007000000000000000c0003000100000000000080"], 0xf0}, 0x1, 0x0, 0x0, 0x40001}, 0x4004040) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) (async, rerun: 64) r10 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (rerun: 64) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000340)={0xb4, r2, 0x800, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '}'}]}, 0xb4}, 0x1, 0x0, 0x0, 0x24000050}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_STATUS(r11, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r12, 0x100, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '}'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x25b5d5b63fd8e1b2) 13:42:37 executing program 5: syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) getpid() ioctl$BINDER_FREEZE(0xffffffffffffffff, 0x400c620e, &(0x7f0000000000)={0x0, 0x10000, 0x1ff}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, 0x0, 0x2, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x959}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xffffffffffffff25, 0x3, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x300000000}]}, 0x38}, 0x1, 0x0, 0x0, 0x800}, 0x40440c4) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x1c}, 0x1, 0x0, 0x0, 0x40040844}, 0x0) 13:42:37 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$nbd(&(0x7f0000000240), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, 0x0, 0x100, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}]}, 0x24}, 0x1, 0x0, 0x0, 0x20008800}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x24, 0x0, 0x100, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}]}, 0x24}, 0x1, 0x0, 0x0, 0x20008800}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:37 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x68, r3, 0x4, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x68}, 0x1, 0x0, 0x0, 0x4001}, 0x4090) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) (async) socket$phonet(0x23, 0x2, 0x1) 13:42:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x58, r2, 0x1, 0x0, 0x25dfdbf7, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0x0, 0x3, 0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0xbfd9c50d5a8bd9f3}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:37 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x20044805) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4402800}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r2, 0x300, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}]}, 0x20}, 0x1, 0x0, 0x0, 0x40408c8}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x84, 0x0, 0x10, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x66d}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x84}, 0x1, 0x0, 0x0, 0x4004000}, 0x40000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000400)=ANY=[@ANYBLOB="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", @ANYRES16=r4, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:37 executing program 5: syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) getpid() ioctl$BINDER_FREEZE(0xffffffffffffffff, 0x400c620e, &(0x7f0000000000)={0x0, 0x10000, 0x1ff}) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, 0x0, 0x2, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x959}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xffffffffffffff25, 0x3, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x300000000}]}, 0x38}, 0x1, 0x0, 0x0, 0x800}, 0x40440c4) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x1c}, 0x1, 0x0, 0x0, 0x40040844}, 0x0) 13:42:37 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x20044805) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4402800}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r2, 0x300, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}]}, 0x20}, 0x1, 0x0, 0x0, 0x40408c8}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x84, 0x0, 0x10, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x66d}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x84}, 0x1, 0x0, 0x0, 0x4004000}, 0x40000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000400)=ANY=[@ANYBLOB="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", @ANYRES16=r4, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x20044805) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) sendmsg$NBD_CMD_STATUS(r1, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4402800}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x20, r2, 0x300, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fffffffffffffff}]}, 0x20}, 0x1, 0x0, 0x0, 0x40408c8}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000340)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000300)={&(0x7f0000000240)={0x84, 0x0, 0x10, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x66d}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r3}]}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xffff}]}, 0x84}, 0x1, 0x0, 0x0, 0x4004000}, 0x40000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000400)=ANY=[@ANYBLOB="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", @ANYRES16=r4, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) (async) 13:42:37 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000), 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x68, r3, 0x4, 0x70bd29, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x68}, 0x1, 0x0, 0x0, 0x4001}, 0x4090) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) socket$phonet(0x23, 0x2, 0x1) 13:42:37 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) recvfrom$phonet(0xffffffffffffffff, &(0x7f0000000000)=""/139, 0x8b, 0x2, &(0x7f00000000c0)={0x23, 0x70, 0x1f, 0x6}, 0x10) 13:42:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x58, r2, 0x1, 0x0, 0x25dfdbf7, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0x0, 0x3, 0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0xbfd9c50d5a8bd9f3}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x58, r2, 0x1, 0x0, 0x25dfdbf7, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0x0, 0x3, 0x8}]}, 0x3c}, 0x1, 0x0, 0x0, 0xbfd9c50d5a8bd9f3}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) 13:42:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x8, 0x100000) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) (async, rerun: 64) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) (async) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000700)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f00000006c0)={&(0x7f0000000780)=ANY=[@ANYBLOB="f0000000", @ANYRES16=r2, @ANYBLOB="000425bd7000ffdbdf25010000000c00080008000000000000004c00078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="0c00060001000000000000004400078008000100", @ANYRES32=r9, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100b8a497cc95a78698374951c017fd6970b0490472507a842eec7ad21875e47eef404a79a649328a47b6c24abfea671f16afe9799b8a5023c3a0e0ff2e0e0295a8a078f905539ce435783712c5571d6031b292dbf0ce259acee3fa2e4366e05283f2320fa73bd98330be47a6ca10fd2452799115d67118997305edd58a98f6bf1db73a0f5435662e7169b4ae5b1caf7d152a0a4c03", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="04000a000c00030020000000000000000c00060003000000000000000c00020007000000000000000c0003000100000000000080"], 0xf0}, 0x1, 0x0, 0x0, 0x40001}, 0x4004040) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) r10 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r10) (async) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000002c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000200)={&(0x7f0000000340)={0xb4, r2, 0x800, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r4}]}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r7}, {0x8, 0x1, r8}, {0x8, 0x1, r9}, {0x8, 0x1, r10}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7f}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '}'}]}, 0xb4}, 0x1, 0x0, 0x0, 0x24000050}, 0x0) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (rerun: 32) r11 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_STATUS(r11, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x1c, r12, 0x100, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '}'}]}, 0x1c}, 0x1, 0x0, 0x0, 0x10}, 0x25b5d5b63fd8e1b2) 13:42:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) recvfrom$phonet(0xffffffffffffffff, &(0x7f0000000000)=""/139, 0x8b, 0x2, &(0x7f00000000c0)={0x23, 0x70, 0x1f, 0x6}, 0x10) 13:42:37 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x38, r1, 0x400, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1e}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x38}}, 0x24001001) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:37 executing program 5: syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) getpid() (async) ioctl$BINDER_FREEZE(0xffffffffffffffff, 0x400c620e, &(0x7f0000000000)={0x0, 0x10000, 0x1ff}) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000002c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x8000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x38, 0x0, 0x2, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x959}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xffffffffffffff25, 0x3, 0x100000001}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x300000000}]}, 0x38}, 0x1, 0x0, 0x0, 0x800}, 0x40440c4) (async) pipe2(&(0x7f0000000180), 0x0) (async, rerun: 32) socket$l2tp(0x2, 0x2, 0x73) (rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[], 0x1c}, 0x1, 0x0, 0x0, 0x40040844}, 0x0) 13:42:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000cce00040000000000000000000c000500"/54], 0x3c}}, 0x0) 13:42:37 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) (async, rerun: 64) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x38, r1, 0x400, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1e}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x38}}, 0x24001001) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:37 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$nbd(&(0x7f0000000240), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:37 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000cce00040000000000000000000c000500"/54], 0x3c}}, 0x0) [ 3393.133240] nbd: must specify at least one socket 13:42:37 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = semget(0x0, 0x0, 0x0) semctl$SETALL(r0, 0x0, 0x11, &(0x7f0000000000)=[0x6, 0x20]) semctl$GETALL(r0, 0x0, 0xd, &(0x7f00000001c0)=""/70) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:37 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000340)=ANY=[@ANYBLOB="b1000021183a915ec8ed27d33e54ff6ab58e6c250ae24f3392d5480023748c25e4452cb1e800e8cfce8d3217e264b9d33df90302e8e5326a37fceb04d27771b11d06c8f62395a44da5efd444a5c9ea12593d3964111c990fc7513620658d8ef633c96a3f58eecd6d83f2131fce103dbbbb01a851ec890f65d5b254497f96388566c634cf7737779302a383a5307d95c46bbf304240e19583db89545ed151946b95528328180712ea5e083e3f58dad39ca42cd03d05c0575c3ed0cd8ceed017665333cc08ea37b175c497aaac6bd68189ed59fa003cf8", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000801713000c0004000000000000004aebf2ae00000000000000000000040007800c000200eb2d52b495a2609e"], 0x3c}, 0x1, 0x0, 0x0, 0x40040}, 0x0) 13:42:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000cce00040000000000000000000c000500"/54], 0x3c}}, 0x0) [ 3393.215890] nbd: must specify at least one socket 13:42:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYRES16=r1, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00f3c26383024f6129d4547a49b8bce402000000000000000000"], 0x3c}}, 0x0) 13:42:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) recvfrom$phonet(0xffffffffffffffff, &(0x7f0000000000)=""/139, 0x8b, 0x2, &(0x7f00000000c0)={0x23, 0x70, 0x1f, 0x6}, 0x10) 13:42:37 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = semget(0x0, 0x0, 0x0) semctl$SETALL(r0, 0x0, 0x11, &(0x7f0000000000)=[0x6, 0x20]) semctl$GETALL(r0, 0x0, 0xd, &(0x7f00000001c0)=""/70) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) semget(0x0, 0x0, 0x0) (async) semctl$SETALL(r0, 0x0, 0x11, &(0x7f0000000000)=[0x6, 0x20]) (async) semctl$GETALL(r0, 0x0, 0xd, &(0x7f00000001c0)=""/70) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) 13:42:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000340)=ANY=[@ANYBLOB="b1000021183a915ec8ed27d33e54ff6ab58e6c250ae24f3392d5480023748c25e4452cb1e800e8cfce8d3217e264b9d33df90302e8e5326a37fceb04d27771b11d06c8f62395a44da5efd444a5c9ea12593d3964111c990fc7513620658d8ef633c96a3f58eecd6d83f2131fce103dbbbb01a851ec890f65d5b254497f96388566c634cf7737779302a383a5307d95c46bbf304240e19583db89545ed151946b95528328180712ea5e083e3f58dad39ca42cd03d05c0575c3ed0cd8ceed017665333cc08ea37b175c497aaac6bd68189ed59fa003cf8", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000801713000c0004000000000000004aebf2ae00000000000000000000040007800c000200eb2d52b495a2609e"], 0x3c}, 0x1, 0x0, 0x0, 0x40040}, 0x0) 13:42:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) [ 3393.286602] nbd: must specify at least one socket 13:42:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(0xffffffffffffffff, 0xc0605345, &(0x7f0000000000)={0x6, 0x1, {0x1, 0x1, 0x1648, 0x2, 0xed0}, 0x9}) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:37 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x38, r1, 0x400, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1e}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x38}}, 0x24001001) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYRES16=r1, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00f3c26383024f6129d4547a49b8bce402000000000000000000"], 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYRES16=r1, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00f3c26383024f6129d4547a49b8bce402000000000000000000"], 0x3c}}, 0x0) (async) 13:42:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000340)=ANY=[@ANYBLOB="b1000021183a915ec8ed27d33e54ff6ab58e6c250ae24f3392d5480023748c25e4452cb1e800e8cfce8d3217e264b9d33df90302e8e5326a37fceb04d27771b11d06c8f62395a44da5efd444a5c9ea12593d3964111c990fc7513620658d8ef633c96a3f58eecd6d83f2131fce103dbbbb01a851ec890f65d5b254497f96388566c634cf7737779302a383a5307d95c46bbf304240e19583db89545ed151946b95528328180712ea5e083e3f58dad39ca42cd03d05c0575c3ed0cd8ceed017665333cc08ea37b175c497aaac6bd68189ed59fa003cf8", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000801713000c0004000000000000004aebf2ae00000000000000000000040007800c000200eb2d52b495a2609e"], 0x3c}, 0x1, 0x0, 0x0, 0x40040}, 0x0) 13:42:37 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = semget(0x0, 0x0, 0x0) semctl$SETALL(r0, 0x0, 0x11, &(0x7f0000000000)=[0x6, 0x20]) semctl$GETALL(r0, 0x0, 0xd, &(0x7f00000001c0)=""/70) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) semget(0x0, 0x0, 0x0) (async) semctl$SETALL(r0, 0x0, 0x11, &(0x7f0000000000)=[0x6, 0x20]) (async) semctl$GETALL(r0, 0x0, 0xd, &(0x7f00000001c0)=""/70) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) 13:42:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(0xffffffffffffffff, 0xc0605345, &(0x7f0000000000)={0x6, 0x1, {0x1, 0x1, 0x1648, 0x2, 0xed0}, 0x9}) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(0xffffffffffffffff, 0xc0605345, &(0x7f0000000000)={0x6, 0x1, {0x1, 0x1, 0x1648, 0x2, 0xed0}, 0x9}) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER(0xffffffffffffffff, 0xc0605345, &(0x7f0000000000)={0x6, 0x1, {0x1, 0x1, 0x1648, 0x2, 0xed0}, 0x9}) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:37 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145302) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r3, 0xc01864c6, &(0x7f0000000340)={&(0x7f00000002c0)=[0x8e], 0x1, 0x0, 0x0, 0xffffffffffffffff}) r7 = syz_open_dev$vcsn(&(0x7f0000000380), 0x2, 0x600000) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f00000001c0), 0xc, &(0x7f00000004c0)={&(0x7f00000003c0)={0x88, r0, 0x0, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8, 0x1, r2}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x88}, 0x1, 0x0, 0x0, 0x40000}, 0x44800) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x98, r0, 0x100, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1aae}]}, 0x98}, 0x1, 0x0, 0x0, 0x8080}, 0x40006) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r8) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000540)=ANY=[@ANYBLOB="3c00001e000000c2076dd1169a95ca9fb5881700", @ANYRES16=r9, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:37 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) r1 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_DELETE(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x38, r1, 0x4, 0x70bd27, 0x25dfdbff, {}, [@L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x7}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x2}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x93}]}, 0x38}, 0x1, 0x0, 0x0, 0x40440c0}, 0x0) 13:42:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYRES16=r1, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00f3c26383024f6129d4547a49b8bce402000000000000000000"], 0x3c}}, 0x0) 13:42:37 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x20000041}, 0x0) 13:42:37 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async, rerun: 64) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) (rerun: 64) r1 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_DELETE(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x38, r1, 0x4, 0x70bd27, 0x25dfdbff, {}, [@L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x7}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x2}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x93}]}, 0x38}, 0x1, 0x0, 0x0, 0x40440c0}, 0x0) 13:42:37 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145302) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) (async) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) (async) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r3, 0xc01864c6, &(0x7f0000000340)={&(0x7f00000002c0)=[0x8e], 0x1, 0x0, 0x0, 0xffffffffffffffff}) (async) r7 = syz_open_dev$vcsn(&(0x7f0000000380), 0x2, 0x600000) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f00000001c0), 0xc, &(0x7f00000004c0)={&(0x7f00000003c0)={0x88, r0, 0x0, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8, 0x1, r2}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x88}, 0x1, 0x0, 0x0, 0x40000}, 0x44800) (async) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x98, r0, 0x100, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1aae}]}, 0x98}, 0x1, 0x0, 0x0, 0x8080}, 0x40006) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r8) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000540)=ANY=[@ANYBLOB="3c00001e000000c2076dd1169a95ca9fb5881700", @ANYRES16=r9, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x7, 0x250682) write$RDMA_USER_CM_CMD_QUERY(r2, &(0x7f00000002c0)={0x13, 0x10, 0xfa00, {&(0x7f0000000040), 0xffffffffffffffff, 0x2}}, 0x18) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000040)={0x40, r2, 0x4, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x40}}, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20080120}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB="03000000", @ANYRES16=r5, @ANYBLOB="01002bbd7000fbdbdf25010000000c00060001000000000000000800010000000000"], 0x28}, 0x1, 0x0, 0x0, 0x40}, 0x40820) 13:42:37 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) (async) r1 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000100), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_DELETE(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000001c0)={0x38, r1, 0x4, 0x70bd27, 0x25dfdbff, {}, [@L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x7}, @L2TP_ATTR_DATA_SEQ={0x5, 0x4, 0x2}, @L2TP_ATTR_SEND_SEQ={0x5, 0x13, 0x93}]}, 0x38}, 0x1, 0x0, 0x0, 0x40440c0}, 0x0) 13:42:37 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x20000041}, 0x0) 13:42:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000040)={0x40, r2, 0x4, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x40}}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20080120}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB="03000000", @ANYRES16=r5, @ANYBLOB="01002bbd7000fbdbdf25010000000c00060001000000000000000800010000000000"], 0x28}, 0x1, 0x0, 0x0, 0x40}, 0x40820) [ 3393.534249] nbd: must specify at least one socket 13:42:37 executing program 4: r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), 0xffffffffffffffff) r1 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145302) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) (async) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) (async) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) (async) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) (async) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r3, 0xc01864c6, &(0x7f0000000340)={&(0x7f00000002c0)=[0x8e], 0x1, 0x0, 0x0, 0xffffffffffffffff}) (async) r7 = syz_open_dev$vcsn(&(0x7f0000000380), 0x2, 0x600000) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000500)={&(0x7f00000001c0), 0xc, &(0x7f00000004c0)={&(0x7f00000003c0)={0x88, r0, 0x0, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r5}, {0x8, 0x1, r2}, {0x8, 0x1, r7}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}]}, 0x88}, 0x1, 0x0, 0x0, 0x40000}, 0x44800) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0x98, r0, 0x100, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r1}, {0x8}, {0x8, 0x1, r2}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x100}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1aae}]}, 0x98}, 0x1, 0x0, 0x0, 0x8080}, 0x40006) (async) r8 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r9 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r8) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000540)=ANY=[@ANYBLOB="3c00001e000000c2076dd1169a95ca9fb5881700", @ANYRES16=r9, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x7, 0x250682) write$RDMA_USER_CM_CMD_QUERY(r2, &(0x7f00000002c0)={0x13, 0x10, 0xfa00, {&(0x7f0000000040), 0xffffffffffffffff, 0x2}}, 0x18) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:37 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x38, 0x0, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048000}, 0x4800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="777326bd7000ffdbdf2503000000080001000000000009000a0023402b2e7d000000"], 0x28}, 0x1, 0x0, 0x0, 0x20000010}, 0x24008085) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="3312000300000000000000"], 0x1c}}, 0x0) 13:42:37 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) (async) 13:42:37 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_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) ioctl$BINDER_THREAD_EXIT(r2, 0x40046208, 0x0) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:37 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)={0x14, r2, 0x1}, 0x14}, 0x1, 0x0, 0x0, 0x20000041}, 0x0) 13:42:37 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000040)={0x40, r2, 0x4, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x400}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x40}}, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x20080120}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)=ANY=[@ANYBLOB="03000000", @ANYRES16=r5, @ANYBLOB="01002bbd7000fbdbdf25010000000c00060001000000000000000800010000000000"], 0x28}, 0x1, 0x0, 0x0, 0x40}, 0x40820) 13:42:37 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x7, 0x250682) write$RDMA_USER_CM_CMD_QUERY(r2, &(0x7f00000002c0)={0x13, 0x10, 0xfa00, {&(0x7f0000000040), 0xffffffffffffffff, 0x2}}, 0x18) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x7, 0x250682) (async) write$RDMA_USER_CM_CMD_QUERY(r2, &(0x7f00000002c0)={0x13, 0x10, 0xfa00, {&(0x7f0000000040), 0xffffffffffffffff, 0x2}}, 0x18) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) [ 3393.618370] nbd: must specify at least one socket 13:42:37 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x38, 0x0, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048000}, 0x4800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="777326bd7000ffdbdf2503000000080001000000000009000a0023402b2e7d000000"], 0x28}, 0x1, 0x0, 0x0, 0x20000010}, 0x24008085) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="3312000300000000000000"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x38, 0x0, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048000}, 0x4800) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="777326bd7000ffdbdf2503000000080001000000000009000a0023402b2e7d000000"], 0x28}, 0x1, 0x0, 0x0, 0x20000010}, 0x24008085) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="3312000300000000000000"], 0x1c}}, 0x0) (async) 13:42:37 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='<@\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:37 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) ioctl$BINDER_THREAD_EXIT(r2, 0x40046208, 0x0) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:37 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x5cd319ec6152d764}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x2c, r2, 0x4, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}]}]}, 0x2c}, 0x1, 0x0, 0x0, 0x20000000}, 0x0) 13:42:37 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) r1 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYRESHEX=r1, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x8010}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:37 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f0000000300)={0x38, 0x0, 0x100, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}]}, 0x38}, 0x1, 0x0, 0x0, 0x4048000}, 0x4800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)=ANY=[@ANYBLOB='\x00\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="777326bd7000ffdbdf2503000000080001000000000009000a0023402b2e7d000000"], 0x28}, 0x1, 0x0, 0x0, 0x20000010}, 0x24008085) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="3312000300000000000000"], 0x1c}}, 0x0) [ 3393.688183] nbd: must specify at least one socket 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='<@\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) (async) ioctl$BINDER_THREAD_EXIT(r2, 0x40046208, 0x0) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) r1 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYRESHEX=r1, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x8010}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:38 executing program 5: r0 = syz_init_net_socket$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$NBD_CMD_DISCONNECT(r1, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000200)={&(0x7f0000000500)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="01002dbd7000fbdbdf25020000000c00040005000000000000000c00060001000000000000000800010000000000"], 0x34}, 0x1, 0x0, 0x0, 0x10}, 0x44010) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000380)={&(0x7f0000000400)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000127bd7000fedbdf25020000000c00060002f9ffffffffffffff0005000200005d5e1f081c0eaf023c2c2300000000000c00040003000000000000000c000e00020000000000000005000a002800000044285b33939501821f84e8a32e1e4178bdfeb419efbfda02dbb6465708a905d0af854ab6b8be7b2f17b2b0c84c19595655816c5166d323a8aef120032ba3e3a55c87c5638a023ba73cfe0e476bcbd1bf3b3e278e44546d194a911feb205b6a3b185eadee36531d653f03f0ce37fc7dbde1a67f0c41821656ce54e6597ed8f6ce72f125c068008c597cf5a8ee56b62df65335056868"], 0x4c}, 0x1, 0x0, 0x0, 0x20000011}, 0xa000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) 13:42:38 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) (async) r1 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYRESHEX=r1, @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}, 0x1, 0x0, 0x0, 0x8010}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$sock_ipv6_tunnel_SIOCGET6RD(0xffffffffffffffff, 0x89f8, &(0x7f0000000080)={'ip6tnl0\x00', &(0x7f0000000000)={'syztnl2\x00', 0x0, 0x29, 0x1f, 0x81, 0x7, 0x41, @private2, @private1, 0x700, 0x8000, 0x7, 0x7f}}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='<@\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='<@\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) (async) 13:42:38 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$nbd(&(0x7f0000000240), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r5, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f00000001c0)={&(0x7f0000000180)=[0x7, 0x401], 0x2, 0x800, 0x0, 0xffffffffffffffff}) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000400)={&(0x7f0000000140), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x84, r5, 0x1, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x443}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000001}]}, 0x84}, 0x1, 0x0, 0x0, 0x20000}, 0x20008804) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, r2, 0x20, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x400}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x48}, 0x1, 0x0, 0x0, 0x4080}, 0x6000842) 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r2) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c000200000000000000000021fbb1c41ce08fea37a1be8b57d10d54f613b51d4fe3040f1ea94461cd13bc459cb524d668c6b98874d36226c770c02d2869def441ea11ff003c32eb3c907df8a03ff23f93a9b8778bde8dc549bc59083915a2b9b0308114ea52ed3af52f43467d226bfd374104c0b5d050e1d949"], 0x3c}}, 0x0) 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x6c, r2, 0x2, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x102}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10000}]}, 0x6c}, 0x1, 0x0, 0x0, 0x10}, 0x8810) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000200)={&(0x7f0000000500)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="01002dbd7000fbdbdf25020000000c00040005000000000000000c00060001000000000000000800010000000000"], 0x34}, 0x1, 0x0, 0x0, 0x10}, 0x44010) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000380)={&(0x7f0000000400)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000127bd7000fedbdf25020000000c00060002f9ffffffffffffff0005000200005d5e1f081c0eaf023c2c2300000000000c00040003000000000000000c000e00020000000000000005000a002800000044285b33939501821f84e8a32e1e4178bdfeb419efbfda02dbb6465708a905d0af854ab6b8be7b2f17b2b0c84c19595655816c5166d323a8aef120032ba3e3a55c87c5638a023ba73cfe0e476bcbd1bf3b3e278e44546d194a911feb205b6a3b185eadee36531d653f03f0ce37fc7dbde1a67f0c41821656ce54e6597ed8f6ce72f125c068008c597cf5a8ee56b62df65335056868"], 0x4c}, 0x1, 0x0, 0x0, 0x20000011}, 0xa000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) socket$inet6_udp(0xa, 0x2, 0x0) 13:42:38 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00020000000000c70500000000d994745b9d65278ab454fc9c31196a9f2e16a01391ef6eec6e57fbb968fdc6e59302"], 0x3c}}, 0x0) 13:42:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000200)={&(0x7f0000000500)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="01002dbd7000fbdbdf25020000000c00040005000000000000000c00060001000000000000000800010000000000"], 0x34}, 0x1, 0x0, 0x0, 0x10}, 0x44010) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000380)={&(0x7f0000000400)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000127bd7000fedbdf25020000000c00060002f9ffffffffffffff0005000200005d5e1f081c0eaf023c2c2300000000000c00040003000000000000000c000e00020000000000000005000a002800000044285b33939501821f84e8a32e1e4178bdfeb419efbfda02dbb6465708a905d0af854ab6b8be7b2f17b2b0c84c19595655816c5166d323a8aef120032ba3e3a55c87c5638a023ba73cfe0e476bcbd1bf3b3e278e44546d194a911feb205b6a3b185eadee36531d653f03f0ce37fc7dbde1a67f0c41821656ce54e6597ed8f6ce72f125c068008c597cf5a8ee56b62df65335056868"], 0x4c}, 0x1, 0x0, 0x0, 0x20000011}, 0xa000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) 13:42:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r5, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f00000001c0)={&(0x7f0000000180)=[0x7, 0x401], 0x2, 0x800, 0x0, 0xffffffffffffffff}) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000400)={&(0x7f0000000140), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x84, r5, 0x1, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x443}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000001}]}, 0x84}, 0x1, 0x0, 0x0, 0x20000}, 0x20008804) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, r2, 0x20, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x400}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x48}, 0x1, 0x0, 0x0, 0x4080}, 0x6000842) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r5, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f00000001c0)={&(0x7f0000000180)=[0x7, 0x401], 0x2, 0x800}) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000400)={&(0x7f0000000140), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x84, r5, 0x1, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x443}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000001}]}, 0x84}, 0x1, 0x0, 0x0, 0x20000}, 0x20008804) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, r2, 0x20, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x400}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x48}, 0x1, 0x0, 0x0, 0x4080}, 0x6000842) (async) 13:42:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c000200000000000000000021fbb1c41ce08fea37a1be8b57d10d54f613b51d4fe3040f1ea94461cd13bc459cb524d668c6b98874d36226c770c02d2869def441ea11ff003c32eb3c907df8a03ff23f93a9b8778bde8dc549bc59083915a2b9b0308114ea52ed3af52f43467d226bfd374104c0b5d050e1d949"], 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c000200000000000000000021fbb1c41ce08fea37a1be8b57d10d54f613b51d4fe3040f1ea94461cd13bc459cb524d668c6b98874d36226c770c02d2869def441ea11ff003c32eb3c907df8a03ff23f93a9b8778bde8dc549bc59083915a2b9b0308114ea52ed3af52f43467d226bfd374104c0b5d050e1d949"], 0x3c}}, 0x0) (async) 13:42:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00020000000000c70500000000d994745b9d65278ab454fc9c31196a9f2e16a01391ef6eec6e57fbb968fdc6e59302"], 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00020000000000c70500000000d994745b9d65278ab454fc9c31196a9f2e16a01391ef6eec6e57fbb968fdc6e59302"], 0x3c}}, 0x0) (async) 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x6c, r2, 0x2, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x102}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10000}]}, 0x6c}, 0x1, 0x0, 0x0, 0x10}, 0x8810) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 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_DISCONNECT(r1, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000200)={&(0x7f0000000500)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="01002dbd7000fbdbdf25020000000c00040005000000000000000c00060001000000000000000800010000000000"], 0x34}, 0x1, 0x0, 0x0, 0x10}, 0x44010) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000380)={&(0x7f0000000400)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000127bd7000fedbdf25020000000c00060002f9ffffffffffffff0005000200005d5e1f081c0eaf023c2c2300000000000c00040003000000000000000c000e00020000000000000005000a002800000044285b33939501821f84e8a32e1e4178bdfeb419efbfda02dbb6465708a905d0af854ab6b8be7b2f17b2b0c84c19595655816c5166d323a8aef120032ba3e3a55c87c5638a023ba73cfe0e476bcbd1bf3b3e278e44546d194a911feb205b6a3b185eadee36531d653f03f0ce37fc7dbde1a67f0c41821656ce54e6597ed8f6ce72f125c068008c597cf5a8ee56b62df65335056868"], 0x4c}, 0x1, 0x0, 0x0, 0x20000011}, 0xa000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) socket$inet6_udp(0xa, 0x2, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000240)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000200)={&(0x7f0000000500)=ANY=[@ANYBLOB="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", @ANYRES16=0x0, @ANYBLOB="01002dbd7000fbdbdf25020000000c00040005000000000000000c00060001000000000000000800010000000000"], 0x34}, 0x1, 0x0, 0x0, 0x10}, 0x44010) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000380)={&(0x7f0000000400)=ANY=[@ANYBLOB='L\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000127bd7000fedbdf25020000000c00060002f9ffffffffffffff0005000200005d5e1f081c0eaf023c2c2300000000000c00040003000000000000000c000e00020000000000000005000a002800000044285b33939501821f84e8a32e1e4178bdfeb419efbfda02dbb6465708a905d0af854ab6b8be7b2f17b2b0c84c19595655816c5166d323a8aef120032ba3e3a55c87c5638a023ba73cfe0e476bcbd1bf3b3e278e44546d194a911feb205b6a3b185eadee36531d653f03f0ce37fc7dbde1a67f0c41821656ce54e6597ed8f6ce72f125c068008c597cf5a8ee56b62df65335056868"], 0x4c}, 0x1, 0x0, 0x0, 0x20000011}, 0xa000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) socket$inet6_udp(0xa, 0x2, 0x0) (async) 13:42:38 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x6c, r2, 0x2, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x102}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10000}]}, 0x6c}, 0x1, 0x0, 0x0, 0x10}, 0x8810) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r5, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f00000001c0)={&(0x7f0000000180)=[0x7, 0x401], 0x2, 0x800, 0x0, 0xffffffffffffffff}) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000400)={&(0x7f0000000140), 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x84, r5, 0x1, 0x70bd27, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x443}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xf9}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000001}]}, 0x84}, 0x1, 0x0, 0x0, 0x20000}, 0x20008804) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x48, r2, 0x20, 0x70bd2b, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x400}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}]}, 0x48}, 0x1, 0x0, 0x0, 0x4080}, 0x6000842) 13:42:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c000200000000000000000021fbb1c41ce08fea37a1be8b57d10d54f613b51d4fe3040f1ea94461cd13bc459cb524d668c6b98874d36226c770c02d2869def441ea11ff003c32eb3c907df8a03ff23f93a9b8778bde8dc549bc59083915a2b9b0308114ea52ed3af52f43467d226bfd374104c0b5d050e1d949"], 0x3c}}, 0x0) 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x6c, r2, 0x2, 0x70bd2a, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x102}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x22}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x10000}]}, 0x6c}, 0x1, 0x0, 0x0, 0x10}, 0x8810) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00020000000000c70500000000d994745b9d65278ab454fc9c31196a9f2e16a01391ef6eec6e57fbb968fdc6e59302"], 0x3c}}, 0x0) 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000000)=0x4, 0x4) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffe}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00020000000000c70500000000d994745b9d65278ab454fc9c31196a9f2e16a01391ef6eec6e57fbb968fdc6e59302"], 0x3c}}, 0x0) 13:42:38 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000100), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003a4b9e2faffffffffffffffd74d04035e05dd5e8168f19616adc8041897968046971f0c"], 0x1c}}, 0x0) 13:42:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) openat$binderfs(0xffffffffffffff9c, &(0x7f0000000100)='./binderfs2/binder1\x00', 0x800, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000040)=ANY=[@ANYBLOB="9ab736bb621ddf124160e7661dd0055a7a60ba769dc983653c12ed81f22b412f4a5397bb56fa40d50cde78f92c06f22c71469086bdf19348bded157c7f00000000000000ad75a9f1e282fa9c2f4600000000", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000000)=0x4, 0x4) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffe}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="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"], 0x3c}}, 0x0) 13:42:38 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='L\x00\r\x00', @ANYRES16=r3, @ANYBLOB="000128bd7000ffdbdf250300000005000a002a00000008000100000000000c000800800000000000000008000100000000000c00078008000100", @ANYRES32, @ANYBLOB='\b\x00\n\x00nbd\x00'], 0x4c}, 0x1, 0x0, 0x0, 0x24000011}, 0x40000004) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r4) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB, @ANYRES16=r5, @ANYBLOB="010000000000fc1f0000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000008"], 0x3c}}, 0x0) 13:42:38 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB="020216", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:38 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000100), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003a4b9e2faffffffffffffffd74d04035e05dd5e8168f19616adc8041897968046971f0c"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000100), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003a4b9e2faffffffffffffffd74d04035e05dd5e8168f19616adc8041897968046971f0c"], 0x1c}}, 0x0) (async) 13:42:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async, rerun: 64) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) openat$binderfs(0xffffffffffffff9c, &(0x7f0000000100)='./binderfs2/binder1\x00', 0x800, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000040)=ANY=[@ANYBLOB="9ab736bb621ddf124160e7661dd0055a7a60ba769dc983653c12ed81f22b412f4a5397bb56fa40d50cde78f92c06f22c71469086bdf19348bded157c7f00000000000000ad75a9f1e282fa9c2f4600000000", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) write$P9_RLERROR(0xffffffffffffffff, &(0x7f00000002c0)={0x9a, 0x7, 0x2, {0x91, '\xfd{l\vX\"S\rA\x7f\x85\x96\xad?W\xb9&\x00\xf4\x9e\v\x05\xec\xebJ\x19/s\xc4(\v\xfekB-U\xfa\x1e\x85\xfaio~\x1d\xfd\xe0\x98Rb Y/\xeb\xbe\xab\xd1y5\xbfA^5~\x00\xae\x1b\xa4\xa6v\xb3\xa3\xb4\xf6F\x8b\x17\x922I\xb6\xd8\x06\x9b\xa4l\xa1\xa3\xee\xd4\xe0\xec\xab\x9fB!\x98\xa2\x13\x97\x1d\x81\xb5\b\x1cvq\xa2\x9e\xf6\xfb\xea\x87b\x1c|\xfe*\xe84\xba\xb9\xdf\x88\xfa\xf2\xba\x86\xb3\xedOL\x81\xe0\x01\xff\x87\x00\x00\x00\x00\x00\x00\x00\x00\x00'}}, 0x9a) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000004c0)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000480)={&(0x7f0000000400)={0x68, 0x0, 0x10, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xf8e}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x20}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, 'syz0\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x5}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x9}]}, 0x68}, 0x1, 0x0, 0x0, 0x10}, 0x14) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYRESDEC, @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) ioctl$UI_DEV_SETUP(0xffffffffffffffff, 0x405c5503, &(0x7f00000001c0)={{0x0, 0xf801, 0x7f, 0x9}, 'syz0\x00', 0x3c}) 13:42:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='L\x00\r\x00', @ANYRES16=r3, @ANYBLOB="000128bd7000ffdbdf250300000005000a002a00000008000100000000000c000800800000000000000008000100000000000c00078008000100", @ANYRES32, @ANYBLOB='\b\x00\n\x00nbd\x00'], 0x4c}, 0x1, 0x0, 0x0, 0x24000011}, 0x40000004) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r4) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB, @ANYRES16=r5, @ANYBLOB="010000000000fc1f0000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000008"], 0x3c}}, 0x0) 13:42:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="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"], 0x3c}}, 0x0) [ 3394.173559] nbd: must specify a size in bytes for the device 13:42:38 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000100), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003a4b9e2faffffffffffffffd74d04035e05dd5e8168f19616adc8041897968046971f0c"], 0x1c}}, 0x0) 13:42:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)=ANY=[@ANYBLOB='L\x00\r\x00', @ANYRES16=r3, @ANYBLOB="000128bd7000ffdbdf250300000005000a002a00000008000100000000000c000800800000000000000008000100000000000c00078008000100", @ANYRES32, @ANYBLOB='\b\x00\n\x00nbd\x00'], 0x4c}, 0x1, 0x0, 0x0, 0x24000011}, 0x40000004) (async, rerun: 64) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r4) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB, @ANYRES16=r5, @ANYBLOB="010000000000fc1f0000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000008"], 0x3c}}, 0x0) 13:42:38 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) semctl$IPC_SET(0x0, 0x0, 0x1, &(0x7f0000000580)={{0x0, 0x0, 0xee00, 0x0, 0xee01, 0x201, 0x7}, 0xfffffffffffff800, 0x8, 0x0, 0x0, 0x0, 0x0, 0x7}) 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(&(0x7f0000000080), r1) r4 = socket$phonet_pipe(0x23, 0x5, 0x2) accept4$phonet_pipe(r4, &(0x7f0000000280), &(0x7f00000002c0)=0x10, 0x800) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)=ANY=[@ANYBLOB, @ANYRES16=r3, @ANYBLOB="0d010000000000000000050000000c00078008000100", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000001c0)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000180)={&(0x7f0000000200)=ANY=[@ANYBLOB="000000008d90015fe36d01db9af31b0f325604c7e9f44e2f920cfa838cb47aaae2c145754d28a0ac91a27c984f99fd", @ANYRES16=r3, @ANYBLOB="000227bd7000010000000500000004000a00"], 0x18}, 0x1, 0x0, 0x0, 0x50}, 0x40008c5) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYBLOB="1c000000", @ANYRES32=r6, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) pipe2(&(0x7f0000000000), 0x80) 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_FRAGMENT_INTERLEAVE(r1, 0x84, 0x12, &(0x7f0000000000)=0x4, 0x4) (async, rerun: 32) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffe}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) openat$binderfs(0xffffffffffffff9c, &(0x7f0000000100)='./binderfs2/binder1\x00', 0x800, 0x0) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000040)=ANY=[@ANYBLOB="9ab736bb621ddf124160e7661dd0055a7a60ba769dc983653c12ed81f22b412f4a5397bb56fa40d50cde78f92c06f22c71469086bdf19348bded157c7f00000000000000ad75a9f1e282fa9c2f4600000000", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) (rerun: 64) [ 3394.284708] nbd: must specify a size in bytes for the device 13:42:38 executing program 2: getsockopt$inet_dccp_int(0xffffffffffffffff, 0x21, 0x3, &(0x7f0000000000), &(0x7f0000000040)=0x4) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="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"], 0x3c}}, 0x0) 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}]}, 0x3c}}, 0x0) 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}]}, 0x3c}}, 0x0) 13:42:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYRESOCT, @ANYRES16=r4, @ANYBLOB="015901d24631d511120003", @ANYRESOCT=r2, @ANYRES64=r0, @ANYRESHEX=r3], 0x1c}}, 0x0) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000400)={&(0x7f00000002c0)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="000425bd7000fcdbdf251c000800"], 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8000) 13:42:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair(0x6, 0x1, 0x3, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r2, 0x84, 0x21, &(0x7f0000000100)=0x3ff, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, 0x0, 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$nbd(&(0x7f0000000080), r5) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r7, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) r10 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000700)={&(0x7f0000000640)={0x90, 0x0, 0x2, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x25}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9a}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '@'}]}, 0x90}, 0x1, 0x0, 0x0, 0x810}, 0x0) r11 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r11) accept$netrom(r11, 0x0, &(0x7f00000001c0)) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000004c0)=ANY=[@ANYRES16, @ANYRES16=r7, @ANYBLOB="000129bd7000fddbdf250100000012000a00c516756975e7a304f43b6e62011a00001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="0c00020000000000000000280c0003007f000000000000000c00040004000000000000001400078008000100", @ANYRES32=r9, @ANYBLOB="b0928d8fa7c23e95d6ce70d2cb1d88b5cb702a1b14d67a97465608dd23ba84aba9537c8f4c575a5a7d548848ca97737ad7c5f78c9549855d7c3829943286f4eb69e77b13314e9b5b9cb8e5c25c87ffc26e5ef2af04a5a5edb606359fc0b38c06678c40d859252435b3b705ea439922ad15d2c9ab0b9ae859a7f01973e8d3f4c633cdf7853de288119eec19a1dcc66939488db7279fdd80f8c5e9e1d2b852c1dbf31a6e2d721719cf03cd17086eaed511b405000000000000002afc7ef58ad37a00"/208, @ANYRES32, @ANYBLOB="04000a00"], 0x78}, 0x1, 0x0, 0x0, 0x4000}, 0x40) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES64=r9, @ANYRES16=r10], 0x3c}}, 0x0) 13:42:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(0xffffffffffffffff, 0xc08c5334, &(0x7f0000000000)={0x5, 0x40, 0x1, 'queue1\x00', 0x9}) 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}]}, 0x3c}}, 0x0) 13:42:38 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getsockopt$inet_dccp_buf(r0, 0x21, 0xf, &(0x7f00000002c0)=""/4093, &(0x7f0000000000)=0xffd) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d246b41d301e000000000000000003"], 0x1c}}, 0x0) 13:42:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)=ANY=[@ANYBLOB="1f000000", @ANYRES16=r2, @ANYBLOB="f601e0ffffff0000000000010000000c000400000c000600020000000000000008000100000c4f1e8d0002000000000000000000"], 0x40}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_DELETE(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYRESHEX=0x0, @ANYRES16=r2, @ANYRESOCT=r1], 0x2c}, 0x1, 0x0, 0x0, 0x4084}, 0x1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x2c, r2, 0x200, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fffffffffffffff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x2c}, 0x1, 0x0, 0x0, 0x10}, 0x0) [ 3394.401360] nbd: must specify a size in bytes for the device 13:42:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async, rerun: 64) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(0xffffffffffffffff, 0xc08c5334, &(0x7f0000000000)={0x5, 0x40, 0x1, 'queue1\x00', 0x9}) (rerun: 64) 13:42:38 executing program 1: r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r0) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000000)=0xffffc96a, 0xfffffffffffffec0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)=ANY=[@ANYBLOB="1f000000", @ANYRES16=r2, @ANYBLOB="f601e0ffffff0000000000010000000c000400000c000600020000000000000008000100000c4f1e8d0002000000000000000000"], 0x40}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_DELETE(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYRESHEX=0x0, @ANYRES16=r2, @ANYRESOCT=r1], 0x2c}, 0x1, 0x0, 0x0, 0x4084}, 0x1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x2c, r2, 0x200, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fffffffffffffff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x2c}, 0x1, 0x0, 0x0, 0x10}, 0x0) 13:42:38 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYRESOCT, @ANYRES16=r4, @ANYBLOB="015901d24631d511120003", @ANYRESOCT=r2, @ANYRES64=r0, @ANYRESHEX=r3], 0x1c}}, 0x0) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000400)={&(0x7f00000002c0)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="000425bd7000fcdbdf251c000800"], 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYRESOCT, @ANYRES16=r4, @ANYBLOB="015901d24631d511120003", @ANYRESOCT=r2, @ANYRES64=r0, @ANYRESHEX=r3], 0x1c}}, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) (async) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000400)={&(0x7f00000002c0)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="000425bd7000fcdbdf251c000800"], 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8000) (async) 13:42:38 executing program 1: r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r0) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000000)=0xffffc96a, 0xfffffffffffffec0) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x6e303) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) getsockopt$netrom_NETROM_IDLE(r1, 0x103, 0x7, &(0x7f0000000080)=0xfff, &(0x7f00000000c0)=0x4) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="4000000047cc8baba5744158f9854bcc5df2e19940eb4eec8fd79988f01298e05f3de1279e40795e1aacd3e8f0", @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) socketpair(0x6, 0x1, 0x3, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r2, 0x84, 0x21, &(0x7f0000000100)=0x3ff, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, 0x0, 0x0) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r5) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r7, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) r10 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000700)={&(0x7f0000000640)={0x90, 0x0, 0x2, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x25}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9a}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '@'}]}, 0x90}, 0x1, 0x0, 0x0, 0x810}, 0x0) r11 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r11) (async) accept$netrom(r11, 0x0, &(0x7f00000001c0)) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000004c0)=ANY=[@ANYRES16, @ANYRES16=r7, @ANYBLOB="000129bd7000fddbdf250100000012000a00c516756975e7a304f43b6e62011a00001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="0c00020000000000000000280c0003007f000000000000000c00040004000000000000001400078008000100", @ANYRES32=r9, @ANYBLOB="b0928d8fa7c23e95d6ce70d2cb1d88b5cb702a1b14d67a97465608dd23ba84aba9537c8f4c575a5a7d548848ca97737ad7c5f78c9549855d7c3829943286f4eb69e77b13314e9b5b9cb8e5c25c87ffc26e5ef2af04a5a5edb606359fc0b38c06678c40d859252435b3b705ea439922ad15d2c9ab0b9ae859a7f01973e8d3f4c633cdf7853de288119eec19a1dcc66939488db7279fdd80f8c5e9e1d2b852c1dbf31a6e2d721719cf03cd17086eaed511b405000000000000002afc7ef58ad37a00"/208, @ANYRES32, @ANYBLOB="04000a00"], 0x78}, 0x1, 0x0, 0x0, 0x4000}, 0x40) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES64=r9, @ANYRES16=r10], 0x3c}}, 0x0) (rerun: 32) 13:42:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)=ANY=[@ANYBLOB="1f000000", @ANYRES16=r2, @ANYBLOB="f601e0ffffff0000000000010000000c000400000c000600020000000000000008000100000c4f1e8d0002000000000000000000"], 0x40}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_DELETE(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4}, 0xc, &(0x7f0000000080)={&(0x7f0000000280)=ANY=[@ANYRESHEX=0x0, @ANYRES16=r2, @ANYRESOCT=r1], 0x2c}, 0x1, 0x0, 0x0, 0x4084}, 0x1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000200)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000180)={0x2c, r2, 0x200, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fffffffffffffff}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}]}, 0x2c}, 0x1, 0x0, 0x0, 0x10}, 0x0) 13:42:38 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(0xffffffffffffffff, 0xc08c5334, &(0x7f0000000000)={0x5, 0x40, 0x1, 'queue1\x00', 0x9}) 13:42:38 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r3, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x20, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x2400c001}, 0x20000800) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r7, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:38 executing program 1: r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r0) (async) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r0, 0x84, 0x21, &(0x7f0000000000)=0xffffc96a, 0xfffffffffffffec0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000440)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000004c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000005c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000580)={&(0x7f0000000500)={0x58, 0x0, 0x20, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x20000000}, 0x801) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0x50, r5, 0x20, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa4}]}, 0x50}, 0x1, 0x0, 0x0, 0x40800}, 0x8004) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r8) write$P9_RWALK(r8, &(0x7f0000000380)={0x4a, 0x6f, 0x2, {0x5, [{0x0, 0x0, 0x3}, {0x18, 0x2, 0x5}, {0x0, 0x2, 0x2}, {0x1, 0x1, 0x5}, {0x1, 0x1, 0x5}]}}, 0x4a) sendmsg$NBD_CMD_STATUS(r7, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x50, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12b}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7f}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8000}, 0x24040854) 13:42:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) pipe2(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}, 0x8880) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x84}}, 0x0) 13:42:38 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$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYRESOCT, @ANYRES16=r4, @ANYBLOB="015901d24631d511120003", @ANYRESOCT=r2, @ANYRES64=r0, @ANYRESHEX=r3], 0x1c}}, 0x0) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000400)={&(0x7f00000002c0)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="000425bd7000fcdbdf251c000800"], 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000000240)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000300)=ANY=[@ANYRESOCT, @ANYRES16=r4, @ANYBLOB="015901d24631d511120003", @ANYRESOCT=r2, @ANYRES64=r0, @ANYRESHEX=r3], 0x1c}}, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) (async) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000400)={&(0x7f00000002c0)=ANY=[@ANYBLOB="14000000", @ANYRES16=0x0, @ANYBLOB="000425bd7000fcdbdf251c000800"], 0x14}, 0x1, 0x0, 0x0, 0x4}, 0x8000) (async) 13:42:38 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair(0x6, 0x1, 0x3, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet_sctp_SCTP_RECVNXTINFO(r2, 0x84, 0x21, &(0x7f0000000100)=0x3ff, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, 0x0, 0x0) (async) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r5) sendmsg$NBD_CMD_STATUS(r6, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r7, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) r10 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f0000000700)={&(0x7f0000000640)={0x90, 0x0, 0x2, 0x70bd27, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x25}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9a}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r9}, {0x8, 0x1, r8}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r2}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '@'}]}, 0x90}, 0x1, 0x0, 0x0, 0x810}, 0x0) (async) r11 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r11) accept$netrom(r11, 0x0, &(0x7f00000001c0)) (async) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000180)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000140)={&(0x7f00000004c0)=ANY=[@ANYRES16, @ANYRES16=r7, @ANYBLOB="000129bd7000fddbdf250100000012000a00c516756975e7a304f43b6e62011a00001400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="0c00020000000000000000280c0003007f000000000000000c00040004000000000000001400078008000100", @ANYRES32=r9, @ANYBLOB="b0928d8fa7c23e95d6ce70d2cb1d88b5cb702a1b14d67a97465608dd23ba84aba9537c8f4c575a5a7d548848ca97737ad7c5f78c9549855d7c3829943286f4eb69e77b13314e9b5b9cb8e5c25c87ffc26e5ef2af04a5a5edb606359fc0b38c06678c40d859252435b3b705ea439922ad15d2c9ab0b9ae859a7f01973e8d3f4c633cdf7853de288119eec19a1dcc66939488db7279fdd80f8c5e9e1d2b852c1dbf31a6e2d721719cf03cd17086eaed511b405000000000000002afc7ef58ad37a00"/208, @ANYRES32, @ANYBLOB="04000a00"], 0x78}, 0x1, 0x0, 0x0, 0x4000}, 0x40) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES64=r9, @ANYRES16=r10], 0x3c}}, 0x0) 13:42:38 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000440)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000004c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000005c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000580)={&(0x7f0000000500)={0x58, 0x0, 0x20, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x20000000}, 0x801) (async) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0x50, r5, 0x20, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa4}]}, 0x50}, 0x1, 0x0, 0x0, 0x40800}, 0x8004) (async) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r8 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r8) write$P9_RWALK(r8, &(0x7f0000000380)={0x4a, 0x6f, 0x2, {0x5, [{0x0, 0x0, 0x3}, {0x18, 0x2, 0x5}, {0x0, 0x2, 0x2}, {0x1, 0x1, 0x5}, {0x1, 0x1, 0x5}]}}, 0x4a) (async) sendmsg$NBD_CMD_STATUS(r7, 0x0, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x50, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12b}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7f}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8000}, 0x24040854) 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) r5 = syz_open_dev$vcsn(&(0x7f0000000080), 0x8, 0xa0201) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x68, r2, 0x400, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x4}, 0x840) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:38 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r3, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x20, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x2400c001}, 0x20000800) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r7, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:38 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) pipe2(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}, 0x8880) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x84}}, 0x0) 13:42:38 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) (async) r5 = syz_open_dev$vcsn(&(0x7f0000000080), 0x8, 0xa0201) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x68, r2, 0x400, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x4}, 0x840) (async) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:39 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f0000000140), 0xc, &(0x7f0000000500)={&(0x7f0000000400)={0x34, 0x0, 0x100, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}]}, 0x34}, 0x1, 0x0, 0x0, 0x4020}, 0x0) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000480), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000440), 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x0, {}, [@L2TP_ATTR_MTU={0x6}, @L2TP_ATTR_CONN_ID={0x8}]}, 0x24}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_CREATE(r0, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)={0x4c, r2, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'veth1_to_bridge\x00'}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x3ff}, @L2TP_ATTR_VLAN_ID={0x6}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4}, 0x4000000) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1c000000150899befe87758152a1e3ffbadd80e58313ad1c537fe989ec11a3b72f212bc0d6cfc6f4a850a9e5a1c84d2486b4f932e72e332a741974e366437e388455a39af0bdcfcbbfc4152a77c1c221773722b56ad0f0501d9550337d315d5bf9433fa9726154d80a9510f9923db2ecef0c6b433ac45a58bcb956bf8235f8c43d7611727d2b0b9db171eda82e9f74a514bb7daedc23051b0fc71701cf92a1037dbfffc45909e237abf6c65b895272893233dcb812c02d2e123e2fbdd447f9fba7e3ab3dd2bf7a78eeb71b7995b976726d784e543fa05a", @ANYRES16=r1, @ANYBLOB="015901d27ecf4631d5111200030740d468be535f2214eece38757e479ee40ffe43696a168a209fbb3af471987a53f3633aa97e48f896e9fbe894c4155b0a700ef87883b1adf81234bc6dc479d0d75b8578fab6bae4619d7c6511ede6dd461c11b7d9ecbbe1366d2339747a8277d0325ec998a85007023cef156bdbd119148a038294af6558ad6508409c24f20c0544ef802ed1e1528427aa3e7f80116c79792363f3"], 0x1c}, 0x1, 0x0, 0x0, 0x400}, 0x800) 13:42:39 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r3, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x20, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x2400c001}, 0x20000800) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r7, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000440)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000004c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000005c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000580)={&(0x7f0000000500)={0x58, 0x0, 0x20, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x20000000}, 0x801) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0x50, r5, 0x20, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa4}]}, 0x50}, 0x1, 0x0, 0x0, 0x40800}, 0x8004) (async) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r8) write$P9_RWALK(r8, &(0x7f0000000380)={0x4a, 0x6f, 0x2, {0x5, [{0x0, 0x0, 0x3}, {0x18, 0x2, 0x5}, {0x0, 0x2, 0x2}, {0x1, 0x1, 0x5}, {0x1, 0x1, 0x5}]}}, 0x4a) sendmsg$NBD_CMD_STATUS(r7, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x50, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12b}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7f}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8000}, 0x24040854) 13:42:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) pipe2(&(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}, 0x8880) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)={0x84, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8, 0x1, r3}, {0x8}, {0x8, 0x1, r4}, {0x8, 0x1, r4}, {0x8, 0x1, r4}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x84}}, 0x0) 13:42:39 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$nbd(&(0x7f0000000240), r1) syz_open_dev$vcsn(&(0x7f0000000000), 0x4da0, 0xc000) socketpair(0x23, 0xa, 0x0, &(0x7f0000000040)) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)={0x3c, r2, 0x1, 0x70bd2b, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x3c}}, 0x0) 13:42:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) r5 = syz_open_dev$vcsn(&(0x7f0000000080), 0x8, 0xa0201) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x68, r2, 0x400, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x4}, 0x840) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) (async) syz_open_dev$vcsn(&(0x7f0000000080), 0x8, 0xa0201) (async) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000140)={&(0x7f00000000c0)={0x68, r2, 0x400, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}, {0x8, 0x1, r5}, {0x8}, {0x8}, {0x8}, {0x8}]}]}, 0x68}, 0x1, 0x0, 0x0, 0x4}, 0x840) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) syz_open_dev$vcsn(&(0x7f0000000000), 0x4da0, 0xc000) socketpair(0x23, 0xa, 0x0, &(0x7f0000000040)) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)={0x3c, r2, 0x1, 0x70bd2b, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4da0, 0xc000) (async) socketpair(0x23, 0xa, 0x0, &(0x7f0000000040)) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)={0x3c, r2, 0x1, 0x70bd2b, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x3c}}, 0x0) (async) 13:42:39 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f0000000140), 0xc, &(0x7f0000000500)={&(0x7f0000000400)={0x34, 0x0, 0x100, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}]}, 0x34}, 0x1, 0x0, 0x0, 0x4020}, 0x0) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000480), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000440), 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x0, {}, [@L2TP_ATTR_MTU={0x6}, @L2TP_ATTR_CONN_ID={0x8}]}, 0x24}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_CREATE(r0, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)={0x4c, r2, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'veth1_to_bridge\x00'}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x3ff}, @L2TP_ATTR_VLAN_ID={0x6}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4}, 0x4000000) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1c000000150899befe87758152a1e3ffbadd80e58313ad1c537fe989ec11a3b72f212bc0d6cfc6f4a850a9e5a1c84d2486b4f932e72e332a741974e366437e388455a39af0bdcfcbbfc4152a77c1c221773722b56ad0f0501d9550337d315d5bf9433fa9726154d80a9510f9923db2ecef0c6b433ac45a58bcb956bf8235f8c43d7611727d2b0b9db171eda82e9f74a514bb7daedc23051b0fc71701cf92a1037dbfffc45909e237abf6c65b895272893233dcb812c02d2e123e2fbdd447f9fba7e3ab3dd2bf7a78eeb71b7995b976726d784e543fa05a", @ANYRES16=r1, @ANYBLOB="015901d27ecf4631d5111200030740d468be535f2214eece38757e479ee40ffe43696a168a209fbb3af471987a53f3633aa97e48f896e9fbe894c4155b0a700ef87883b1adf81234bc6dc479d0d75b8578fab6bae4619d7c6511ede6dd461c11b7d9ecbbe1366d2339747a8277d0325ec998a85007023cef156bdbd119148a038294af6558ad6508409c24f20c0544ef802ed1e1528427aa3e7f80116c79792363f3"], 0x1c}, 0x1, 0x0, 0x0, 0x400}, 0x800) 13:42:39 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000280)={0x38, r2, 0x200, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x42, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 13:42:39 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r3, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x20, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x2400c001}, 0x20000800) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = semget(0x0, 0x0, 0x0) semctl$SETALL(r2, 0x0, 0x11, &(0x7f0000000000)=[0x6, 0x20]) semtimedop(r2, &(0x7f0000000000)=[{0x3, 0x8, 0x800}, {0x2, 0x100, 0x1000}, {0x4, 0x23, 0x1800}, {0x3, 0x2000, 0x1800}, {0x1, 0x800, 0x800}, {0x0, 0x8, 0x1000}, {0x0, 0xb9, 0x1000}, {0x0, 0x0, 0x1000}], 0x8, &(0x7f0000000040)={0x77359400}) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) [ 3394.803265] nbd: must specify a size in bytes for the device 13:42:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="8e00f6aeee2b73202d919151a8df163a0a5a27ff9c5e830eddb1aaad39d9202a099e6ed36d45000000000f329ce1ba6c51473f9c0223bd00b229d6d0f5106737293b55", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c00050000000000000000000200"/54], 0x3c}}, 0x0) 13:42:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000280)={0x38, r2, 0x200, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x42, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 13:42:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="8e00f6aeee2b73202d919151a8df163a0a5a27ff9c5e830eddb1aaad39d9202a099e6ed36d45000000000f329ce1ba6c51473f9c0223bd00b229d6d0f5106737293b55", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c00050000000000000000000200"/54], 0x3c}}, 0x0) 13:42:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000280)={0x38, r2, 0x200, 0x0, 0x0, {}, [@NBD_ATTR_INDEX={0x42, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 13:42:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = semget(0x0, 0x0, 0x0) semctl$SETALL(r2, 0x0, 0x11, &(0x7f0000000000)=[0x6, 0x20]) semtimedop(r2, &(0x7f0000000000)=[{0x3, 0x8, 0x800}, {0x2, 0x100, 0x1000}, {0x4, 0x23, 0x1800}, {0x3, 0x2000, 0x1800}, {0x1, 0x800, 0x800}, {0x0, 0x8, 0x1000}, {0x0, 0xb9, 0x1000}, {0x0, 0x0, 0x1000}], 0x8, &(0x7f0000000040)={0x77359400}) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) semget(0x0, 0x0, 0x0) (async) semctl$SETALL(r2, 0x0, 0x11, &(0x7f0000000000)=[0x6, 0x20]) (async) semtimedop(r2, &(0x7f0000000000)=[{0x3, 0x8, 0x800}, {0x2, 0x100, 0x1000}, {0x4, 0x23, 0x1800}, {0x3, 0x2000, 0x1800}, {0x1, 0x800, 0x800}, {0x0, 0x8, 0x1000}, {0x0, 0xb9, 0x1000}, {0x0, 0x0, 0x1000}], 0x8, &(0x7f0000000040)={0x77359400}) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:39 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r3, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x20, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x2400c001}, 0x20000800) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:39 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f0000000140), 0xc, &(0x7f0000000500)={&(0x7f0000000400)={0x34, 0x0, 0x100, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}]}, 0x34}, 0x1, 0x0, 0x0, 0x4020}, 0x0) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000480), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000440), 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x0, {}, [@L2TP_ATTR_MTU={0x6}, @L2TP_ATTR_CONN_ID={0x8}]}, 0x24}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_CREATE(r0, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)={0x4c, r2, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'veth1_to_bridge\x00'}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x3ff}, @L2TP_ATTR_VLAN_ID={0x6}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4}, 0x4000000) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1c000000150899befe87758152a1e3ffbadd80e58313ad1c537fe989ec11a3b72f212bc0d6cfc6f4a850a9e5a1c84d2486b4f932e72e332a741974e366437e388455a39af0bdcfcbbfc4152a77c1c221773722b56ad0f0501d9550337d315d5bf9433fa9726154d80a9510f9923db2ecef0c6b433ac45a58bcb956bf8235f8c43d7611727d2b0b9db171eda82e9f74a514bb7daedc23051b0fc71701cf92a1037dbfffc45909e237abf6c65b895272893233dcb812c02d2e123e2fbdd447f9fba7e3ab3dd2bf7a78eeb71b7995b976726d784e543fa05a", @ANYRES16=r1, @ANYBLOB="015901d27ecf4631d5111200030740d468be535f2214eece38757e479ee40ffe43696a168a209fbb3af471987a53f3633aa97e48f896e9fbe894c4155b0a700ef87883b1adf81234bc6dc479d0d75b8578fab6bae4619d7c6511ede6dd461c11b7d9ecbbe1366d2339747a8277d0325ec998a85007023cef156bdbd119148a038294af6558ad6508409c24f20c0544ef802ed1e1528427aa3e7f80116c79792363f3"], 0x1c}, 0x1, 0x0, 0x0, 0x400}, 0x800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f0000000140), 0xc, &(0x7f0000000500)={&(0x7f0000000400)={0x34, 0x0, 0x100, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}]}, 0x34}, 0x1, 0x0, 0x0, 0x4020}, 0x0) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000480), 0xffffffffffffffff) (async) sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000580)={&(0x7f0000000440), 0xc, &(0x7f0000000540)={&(0x7f00000004c0)={0x24, r2, 0x1, 0x0, 0x0, {}, [@L2TP_ATTR_MTU={0x6}, @L2TP_ATTR_CONN_ID={0x8}]}, 0x24}}, 0x0) (async) sendmsg$L2TP_CMD_TUNNEL_CREATE(r0, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)={0x4c, r2, 0x400, 0x70bd25, 0x25dfdbfb, {}, [@L2TP_ATTR_UDP_CSUM={0x5, 0xd, 0x1}, @L2TP_ATTR_IFNAME={0x14, 0x8, 'veth1_to_bridge\x00'}, @L2TP_ATTR_PEER_COOKIE={0xc, 0x10, 0x3ff}, @L2TP_ATTR_VLAN_ID={0x6}, @L2TP_ATTR_ENCAP_TYPE={0x6, 0x2, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4}, 0x4000000) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000600)=ANY=[@ANYBLOB="1c000000150899befe87758152a1e3ffbadd80e58313ad1c537fe989ec11a3b72f212bc0d6cfc6f4a850a9e5a1c84d2486b4f932e72e332a741974e366437e388455a39af0bdcfcbbfc4152a77c1c221773722b56ad0f0501d9550337d315d5bf9433fa9726154d80a9510f9923db2ecef0c6b433ac45a58bcb956bf8235f8c43d7611727d2b0b9db171eda82e9f74a514bb7daedc23051b0fc71701cf92a1037dbfffc45909e237abf6c65b895272893233dcb812c02d2e123e2fbdd447f9fba7e3ab3dd2bf7a78eeb71b7995b976726d784e543fa05a", @ANYRES16=r1, @ANYBLOB="015901d27ecf4631d5111200030740d468be535f2214eece38757e479ee40ffe43696a168a209fbb3af471987a53f3633aa97e48f896e9fbe894c4155b0a700ef87883b1adf81234bc6dc479d0d75b8578fab6bae4619d7c6511ede6dd461c11b7d9ecbbe1366d2339747a8277d0325ec998a85007023cef156bdbd119148a038294af6558ad6508409c24f20c0544ef802ed1e1528427aa3e7f80116c79792363f3"], 0x1c}, 0x1, 0x0, 0x0, 0x400}, 0x800) (async) 13:42:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) syz_open_dev$vcsn(&(0x7f0000000000), 0x4da0, 0xc000) socketpair(0x23, 0xa, 0x0, &(0x7f0000000040)) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)={0x3c, r2, 0x1, 0x70bd2b, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4da0, 0xc000) (async) socketpair(0x23, 0xa, 0x0, &(0x7f0000000040)) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)={0x3c, r2, 0x1, 0x70bd2b, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}]}, 0x3c}}, 0x0) (async) [ 3394.871639] nbd: must specify a size in bytes for the device [ 3394.898242] nbd: must specify a size in bytes for the device 13:42:39 executing program 4: ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(0xffffffffffffffff, 0x40605346, &(0x7f0000000000)={0x6b, 0x0, {0x0, 0xddcef513c9007f62, 0x1, 0x3, 0x101}, 0x6}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:39 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r3, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x20, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x2400c001}, 0x20000800) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = semget(0x0, 0x0, 0x0) semctl$SETALL(r2, 0x0, 0x11, &(0x7f0000000000)=[0x6, 0x20]) (async) semtimedop(r2, &(0x7f0000000000)=[{0x3, 0x8, 0x800}, {0x2, 0x100, 0x1000}, {0x4, 0x23, 0x1800}, {0x3, 0x2000, 0x1800}, {0x1, 0x800, 0x800}, {0x0, 0x8, 0x1000}, {0x0, 0xb9, 0x1000}, {0x0, 0x0, 0x1000}], 0x8, &(0x7f0000000040)={0x77359400}) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) [ 3394.986474] nbd: must specify a size in bytes for the device 13:42:39 executing program 4: ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(0xffffffffffffffff, 0x40605346, &(0x7f0000000000)={0x6b, 0x0, {0x0, 0xddcef513c9007f62, 0x1, 0x3, 0x101}, 0x6}) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:39 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r3, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x20, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x2400c001}, 0x20000800) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r7, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:39 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x74, 0x0, 0x20, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, 'H'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}, {0x8, 0x1, r1}, {0x8, 0x1, r3}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '%+\x83'}]}, 0x74}, 0x1, 0x0, 0x0, 0x1}, 0x800) 13:42:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="8e00f6aeee2b73202d919151a8df163a0a5a27ff9c5e830eddb1aaad39d9202a099e6ed36d45000000000f329ce1ba6c51473f9c0223bd00b229d6d0f5106737293b55", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c00050000000000000000000200"/54], 0x3c}}, 0x0) 13:42:39 executing program 3: syz_init_net_socket$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$NBD_CMD_STATUS(r0, 0x0, 0x0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000932000000000063f73b00f2ec268dd7d721678d60ad010000000c01040000000000000000000c0005000000000000000000040007800c00020000008ce933835fdde9d9cc3f33633e8977e47f7b9cbf9d12710b39af42bb3631b98d2846"], 0x3c}}, 0x0) 13:42:39 executing program 0: r0 = syz_open_dev$vcsn(&(0x7f0000000140), 0x8, 0xb0000) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(r0, 0x40605346, &(0x7f0000000180)={0xffffff1d, 0x1, {0x2, 0x3, 0xc0000000, 0x3, 0x8}, 0xff}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="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"/294], 0x3c}}, 0x0) [ 3395.026698] nbd: must specify a size in bytes for the device 13:42:39 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) 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$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r3, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x20, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x2400c001}, 0x20000800) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r7, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:39 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, 0x0, 0x0) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000932000000000063f73b00f2ec268dd7d721678d60ad010000000c01040000000000000000000c0005000000000000000000040007800c00020000008ce933835fdde9d9cc3f33633e8977e47f7b9cbf9d12710b39af42bb3631b98d2846"], 0x3c}}, 0x0) 13:42:39 executing program 4: ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(0xffffffffffffffff, 0x40605346, &(0x7f0000000000)={0x6b, 0x0, {0x0, 0xddcef513c9007f62, 0x1, 0x3, 0x101}, 0x6}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(0xffffffffffffffff, 0x40605346, &(0x7f0000000000)={0x6b, 0x0, {0x0, 0xddcef513c9007f62, 0x1, 0x3, 0x101}, 0x6}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000a5f6ae5b8d4c80a7200b61921312f22a7f3710f1ea429bc9c0044c4df0bf9e3189f5f3b13c7bd37eecd87e797f11c45ff39f7632df7d9fef8e489fde7a5765838e174989cbb4c5c955900a7a7b18b535405e1c1606ffbb69fa8e25ac86b945428dc30fe20fbca9b141f555cb3373ae0f57a5"], 0x3c}}, 0x0) 13:42:39 executing program 0: r0 = syz_open_dev$vcsn(&(0x7f0000000140), 0x8, 0xb0000) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(r0, 0x40605346, &(0x7f0000000180)={0xffffff1d, 0x1, {0x2, 0x3, 0xc0000000, 0x3, 0x8}, 0xff}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="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"/294], 0x3c}}, 0x0) 13:42:39 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r3, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x20, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x2400c001}, 0x20000800) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r7, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) [ 3395.108151] nbd: must specify at least one socket 13:42:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) socketpair(0x22, 0x1, 0x2, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000140)={&(0x7f0000000100)=[0xfffffffb, 0xffffff42, 0x7865, 0x3, 0x8], 0x5, 0x800, 0x0, 0xffffffffffffffff}) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f00000001c0)={&(0x7f0000000180)=[0x6, 0x9, 0x9], 0x3, 0x80800, 0x0, 0xffffffffffffffff}) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) pipe2(&(0x7f0000000200)={0xffffffffffffffff}, 0x80880) r11 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r11) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x8c, r2, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r10}, {0x8, 0x1, r11}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x20}]}, 0x8c}, 0x1, 0x0, 0x0, 0x8000}, 0x20048801) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r12, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:39 executing program 3: syz_init_net_socket$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$NBD_CMD_STATUS(r0, 0x0, 0x0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000932000000000063f73b00f2ec268dd7d721678d60ad010000000c01040000000000000000000c0005000000000000000000040007800c00020000008ce933835fdde9d9cc3f33633e8977e47f7b9cbf9d12710b39af42bb3631b98d2846"], 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r0, 0x0, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r1, @ANYBLOB="01000932000000000063f73b00f2ec268dd7d721678d60ad010000000c01040000000000000000000c0005000000000000000000040007800c00020000008ce933835fdde9d9cc3f33633e8977e47f7b9cbf9d12710b39af42bb3631b98d2846"], 0x3c}}, 0x0) (async) 13:42:39 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x74, 0x0, 0x20, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, 'H'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}, {0x8, 0x1, r1}, {0x8, 0x1, r3}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '%+\x83'}]}, 0x74}, 0x1, 0x0, 0x0, 0x1}, 0x800) 13:42:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000a5f6ae5b8d4c80a7200b61921312f22a7f3710f1ea429bc9c0044c4df0bf9e3189f5f3b13c7bd37eecd87e797f11c45ff39f7632df7d9fef8e489fde7a5765838e174989cbb4c5c955900a7a7b18b535405e1c1606ffbb69fa8e25ac86b945428dc30fe20fbca9b141f555cb3373ae0f57a5"], 0x3c}}, 0x0) 13:42:39 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r6, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) socketpair(0x22, 0x1, 0x2, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000140)={&(0x7f0000000100)=[0xfffffffb, 0xffffff42, 0x7865, 0x3, 0x8], 0x5, 0x800, 0x0, 0xffffffffffffffff}) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f00000001c0)={&(0x7f0000000180)=[0x6, 0x9, 0x9], 0x3, 0x80800, 0x0, 0xffffffffffffffff}) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) pipe2(&(0x7f0000000200)={0xffffffffffffffff}, 0x80880) (async) r11 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r11) (async) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x8c, r2, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r10}, {0x8, 0x1, r11}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x20}]}, 0x8c}, 0x1, 0x0, 0x0, 0x8000}, 0x20048801) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r12, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000a5f6ae5b8d4c80a7200b61921312f22a7f3710f1ea429bc9c0044c4df0bf9e3189f5f3b13c7bd37eecd87e797f11c45ff39f7632df7d9fef8e489fde7a5765838e174989cbb4c5c955900a7a7b18b535405e1c1606ffbb69fa8e25ac86b945428dc30fe20fbca9b141f555cb3373ae0f57a5"], 0x3c}}, 0x0) 13:42:39 executing program 0: r0 = syz_open_dev$vcsn(&(0x7f0000000140), 0x8, 0xb0000) ioctl$SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER(r0, 0x40605346, &(0x7f0000000180)={0xffffff1d, 0x1, {0x2, 0x3, 0xc0000000, 0x3, 0x8}, 0xff}) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="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"/294], 0x3c}}, 0x0) [ 3395.208315] nbd: must specify at least one socket 13:42:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(0xffffffffffffffff, 0xc0305302, &(0x7f00000000c0)={0x4, 0xc5b, 0x630, 0x10000, 0xdcea, 0x58}) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) write$P9_RREAD(0xffffffffffffffff, &(0x7f0000000000)={0x89, 0x75, 0x2, {0x7e, "eba48c82ca12fd24e76e554817b3f49b5a0d48a38d97c31dcf0513181c9eb0817e98cc425911f0e41e4e18d4c2a46a55416d7fb623d46b033abcf1dd66b78ed2bd98594031ed1a243a81bb213b2cfde0cc0f741a9528a3f678b9fd47db8f53b120f229e785c1fbb6e8f6f2c96c5192bdace8676133de5d5545808c745a31"}}, 0x89) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80100212}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x28, r3, 0x10, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffffffb}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x24040004}, 0x40) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x800) 13:42:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) socketpair(0x22, 0x1, 0x2, &(0x7f00000000c0)={0xffffffffffffffff}) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000140)={&(0x7f0000000100)=[0xfffffffb, 0xffffff42, 0x7865, 0x3, 0x8], 0x5, 0x800, 0x0, 0xffffffffffffffff}) (async) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) (async) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) (async) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f00000001c0)={&(0x7f0000000180)=[0x6, 0x9, 0x9], 0x3, 0x80800, 0x0, 0xffffffffffffffff}) (async) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) pipe2(&(0x7f0000000200)={0xffffffffffffffff}, 0x80880) (async, rerun: 32) r11 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (rerun: 32) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r11) (async, rerun: 32) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000340)={0x8c, r2, 0x400, 0x70bd25, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8, 0x1, r7}, {0x8}, {0x8, 0x1, r8}, {0x8, 0x1, r9}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x3}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r10}, {0x8, 0x1, r11}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x20}]}, 0x8c}, 0x1, 0x0, 0x0, 0x8000}, 0x20048801) (rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r12 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r12, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:39 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async, rerun: 32) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (rerun: 32) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x74, 0x0, 0x20, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, 'H'}, @NBD_ATTR_SOCKETS={0x2c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r0}, {0x8}, {0x8, 0x1, r1}, {0x8, 0x1, r3}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x120}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_BACKEND_IDENTIFIER={0x7, 0xa, '%+\x83'}]}, 0x74}, 0x1, 0x0, 0x0, 0x1}, 0x800) (rerun: 64) 13:42:39 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r6, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:39 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r3, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r6, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000300)={0x20, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x2400c001}, 0x20000800) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r7, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) [ 3395.282539] nbd: must specify at least one socket 13:42:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(0xffffffffffffffff, 0xc0305302, &(0x7f00000000c0)={0x4, 0xc5b, 0x630, 0x10000, 0xdcea, 0x58}) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) write$P9_RREAD(0xffffffffffffffff, &(0x7f0000000000)={0x89, 0x75, 0x2, {0x7e, "eba48c82ca12fd24e76e554817b3f49b5a0d48a38d97c31dcf0513181c9eb0817e98cc425911f0e41e4e18d4c2a46a55416d7fb623d46b033abcf1dd66b78ed2bd98594031ed1a243a81bb213b2cfde0cc0f741a9528a3f678b9fd47db8f53b120f229e785c1fbb6e8f6f2c96c5192bdace8676133de5d5545808c745a31"}}, 0x89) (async, rerun: 64) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80100212}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x28, r3, 0x10, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffffffb}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x24040004}, 0x40) (rerun: 64) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x800) 13:42:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00020000000000000000000bcc2af0c7a13a9cf917b8437f2fab82b7de65ae6ee866f865b3416986ec27f19d10f3b38bf9be3357cf7adbe44ef60d8923a9d0553be50bac53fd9327480e13af"], 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) syz_open_dev$vcsn(&(0x7f0000000080), 0x54c2, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r4, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x57, &(0x7f0000000040)={&(0x7f00000000c0)={0x14, r4, 0x1, 0x70bd2a}, 0x14}}, 0x40) 13:42:39 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r6, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(0xffffffffffffffff, 0xc0305302, &(0x7f00000000c0)={0x4, 0xc5b, 0x630, 0x10000, 0xdcea, 0x58}) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) write$P9_RREAD(0xffffffffffffffff, &(0x7f0000000000)={0x89, 0x75, 0x2, {0x7e, "eba48c82ca12fd24e76e554817b3f49b5a0d48a38d97c31dcf0513181c9eb0817e98cc425911f0e41e4e18d4c2a46a55416d7fb623d46b033abcf1dd66b78ed2bd98594031ed1a243a81bb213b2cfde0cc0f741a9528a3f678b9fd47db8f53b120f229e785c1fbb6e8f6f2c96c5192bdace8676133de5d5545808c745a31"}}, 0x89) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000001c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80100212}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)={0x28, r3, 0x10, 0x70bd25, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xfffffffffffffffb}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x24040004}, 0x40) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r3, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x800) 13:42:39 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000440)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000004c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000005c0)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000580)={&(0x7f0000000500)={0x58, 0x0, 0x20, 0x70bd27, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8}]}]}, 0x58}, 0x1, 0x0, 0x0, 0x20000000}, 0x801) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)={0x50, r5, 0x20, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xa4}]}, 0x50}, 0x1, 0x0, 0x0, 0x40800}, 0x8004) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r8) write$P9_RWALK(r8, &(0x7f0000000380)={0x4a, 0x6f, 0x2, {0x5, [{0x0, 0x0, 0x3}, {0x18, 0x2, 0x5}, {0x0, 0x2, 0x2}, {0x1, 0x1, 0x5}, {0x1, 0x1, 0x5}]}}, 0x4a) sendmsg$NBD_CMD_STATUS(r7, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r7, &(0x7f0000000100)={&(0x7f0000000000), 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x50, r6, 0x200, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x12b}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7f}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x50}, 0x1, 0x0, 0x0, 0x8000}, 0x24040854) [ 3395.385617] nla_parse: 117 callbacks suppressed [ 3395.385623] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3395.405656] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. 13:42:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00020000000000000000000bcc2af0c7a13a9cf917b8437f2fab82b7de65ae6ee866f865b3416986ec27f19d10f3b38bf9be3357cf7adbe44ef60d8923a9d0553be50bac53fd9327480e13af"], 0x3c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) [ 3395.472190] nbd: must specify at least one socket 13:42:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async, rerun: 64) syz_open_dev$vcsn(&(0x7f0000000080), 0x54c2, 0x0) (async, rerun: 64) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r4, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x57, &(0x7f0000000040)={&(0x7f00000000c0)={0x14, r4, 0x1, 0x70bd2a}, 0x14}}, 0x40) 13:42:39 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$nbd(&(0x7f0000000240), r1) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) socketpair(0xa, 0x80000, 0x7, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="a4000000", @ANYRES16=r3, @ANYBLOB="10002bbd7000ffdbdf25010000000c00020000000000000000000c000600020000000000000008000100000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="c5c9b2d108297926f030404dbe96e94884a00be128b77e765f5c48d1d5f4e15fa6c5d71b3ded5a3bc88d675d093fb2e313611979c9f6e75785a976d9f05e41405c0800000000000000000000000000ac105c4df5e4a615c928b6cf491a24b81298885312f8db5909", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="08000100000000000c00030002000000000000000c00080000010000000000000c0005002100000000000000"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) ioctl$X86_IOC_RDMSR_REGS(r4, 0xc02063a0, &(0x7f0000000100)=[0x6, 0x8, 0x0, 0x66d0a561, 0xfffffe01, 0x7fa, 0x7f]) [ 3395.494170] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 13:42:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00020000000000000000000bcc2af0c7a13a9cf917b8437f2fab82b7de65ae6ee866f865b3416986ec27f19d10f3b38bf9be3357cf7adbe44ef60d8923a9d0553be50bac53fd9327480e13af"], 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00020000000000000000000bcc2af0c7a13a9cf917b8437f2fab82b7de65ae6ee866f865b3416986ec27f19d10f3b38bf9be3357cf7adbe44ef60d8923a9d0553be50bac53fd9327480e13af"], 0x3c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) 13:42:39 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="1c0000004a79699fc5f153c94d0200000000000000fe8cd734d0f68bd039bca17c1037a4ed02209e08e239e4ef2c2659b4b0a69f5174f0a09792ff000000004e1705d2f8e10000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:39 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) ioctl$UI_SET_LEDBIT(0xffffffffffffffff, 0x40045569, 0x5) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:39 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r6, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async, rerun: 32) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) (async, rerun: 32) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) socketpair(0xa, 0x80000, 0x7, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="a4000000", @ANYRES16=r3, @ANYBLOB="10002bbd7000ffdbdf25010000000c00020000000000000000000c000600020000000000000008000100000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="c5c9b2d108297926f030404dbe96e94884a00be128b77e765f5c48d1d5f4e15fa6c5d71b3ded5a3bc88d675d093fb2e313611979c9f6e75785a976d9f05e41405c0800000000000000000000000000ac105c4df5e4a615c928b6cf491a24b81298885312f8db5909", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="08000100000000000c00030002000000000000000c00080000010000000000000c0005002100000000000000"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) ioctl$X86_IOC_RDMSR_REGS(r4, 0xc02063a0, &(0x7f0000000100)=[0x6, 0x8, 0x0, 0x66d0a561, 0xfffffe01, 0x7fa, 0x7f]) 13:42:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) syz_open_dev$vcsn(&(0x7f0000000080), 0x54c2, 0x0) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r4, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x57, &(0x7f0000000040)={&(0x7f00000000c0)={0x14, r4, 0x1, 0x70bd2a}, 0x14}}, 0x40) [ 3395.561061] nbd: must specify at least one socket 13:42:39 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="1c0000004a79699fc5f153c94d0200000000000000fe8cd734d0f68bd039bca17c1037a4ed02209e08e239e4ef2c2659b4b0a69f5174f0a09792ff000000004e1705d2f8e10000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00 \x00', @ANYRES16=r2, @ANYBLOB="0100f3000000002c9a03cdb7000000010000000c000400e1ffffff000000000c0005001100000000000000040007800c000200000000000000000032dcc554c8f883fa592c2e21d82cc5c496"], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, r4, 0x1, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1ff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xb4cbc35}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4024880}, 0x20008000) 13:42:39 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="1c0000004a79699fc5f153c94d0200000000000000fe8cd734d0f68bd039bca17c1037a4ed02209e08e239e4ef2c2659b4b0a69f5174f0a09792ff000000004e1705d2f8e10000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="1c0000004a79699fc5f153c94d0200000000000000fe8cd734d0f68bd039bca17c1037a4ed02209e08e239e4ef2c2659b4b0a69f5174f0a09792ff000000004e1705d2f8e10000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) 13:42:39 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r4, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) [ 3395.611262] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. [ 3395.626301] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3395.650632] nbd: must specify a device to reconfigure 13:42:39 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:39 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0d010000000800000000050000000c0007800800010048a132d0a1299c5a6feee73794bfe6d80d087e16cd35b666bf0deb149e09ec1a8afa892ab2de86f24307275d4ad3b8d2dde8fd10501062d94e5de3da2f49375f80d6f04c421978edffbd173dc488c90c5996fe9fda702ddcce058faa481ad9ad0edea56600764dd0e0b792a0b02ef31b9abbc28cb198545e19eb00e3827e27c47b2336ea8fb4a95371bb321df0292df6ee391ef3001ed84cd94ae02756c5cd14244d22efe94736fc4f4a61595bde23599ddd0d1d7fef37223f92956930382275b154e163ae297b757cecdc6517349c21e11e5d7682f27b000000", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r6, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:39 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00 \x00', @ANYRES16=r2, @ANYBLOB="0100f3000000002c9a03cdb7000000010000000c000400e1ffffff000000000c0005001100000000000000040007800c000200000000000000000032dcc554c8f883fa592c2e21d82cc5c496"], 0x3c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, r4, 0x1, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1ff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xb4cbc35}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4024880}, 0x20008000) [ 3395.667537] nbd: must specify at least one socket [ 3395.685442] nbd: must specify at least one socket 13:42:39 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000080)={0xffffffffffffffff}) (async) socketpair(0xa, 0x80000, 0x7, &(0x7f00000000c0)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f00000001c0)={&(0x7f0000000340)=ANY=[@ANYBLOB="a4000000", @ANYRES16=r3, @ANYBLOB="10002bbd7000ffdbdf25010000000c00020000000000000000000c000600020000000000000008000100000000004400078008000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="c5c9b2d108297926f030404dbe96e94884a00be128b77e765f5c48d1d5f4e15fa6c5d71b3ded5a3bc88d675d093fb2e313611979c9f6e75785a976d9f05e41405c0800000000000000000000000000ac105c4df5e4a615c928b6cf491a24b81298885312f8db5909", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="08000100000000000c00030002000000000000000c00080000010000000000000c0005002100000000000000"], 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) ioctl$X86_IOC_RDMSR_REGS(r4, 0xc02063a0, &(0x7f0000000100)=[0x6, 0x8, 0x0, 0x66d0a561, 0xfffffe01, 0x7fa, 0x7f]) 13:42:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) [ 3395.710960] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 13:42:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000000)={0x7ff, 0x5, 0xb0c8, 0x6}, 0x8) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="fc556c6eb204da8ea201c08bbfaec9a8bbf875ed78fb08f37237f9c8806429fe19f52f6d55fd1d119bc1d14e1e708e74065b4e0a41a0a4271bfa9ae0ebff180e6e20b529607e74", @ANYRESOCT=r1, @ANYRES32=0x0], 0x1c}, 0x1, 0x0, 0x0, 0x4003800}, 0x804) 13:42:40 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f00000001c0)={&(0x7f0000000100)=[0x5, 0x8, 0xffffffff], 0x3, 0x0, 0x0, 0xffffffffffffffff}) sendmsg$WG_CMD_GET_DEVICE(r0, &(0x7f0000001140)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f0000001100)={&(0x7f00000004c0)={0xbf8, 0x0, 0x10, 0x70bd2d, 0x25dfdbfe, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @c}, @WGDEVICE_A_PEERS={0xbc0, 0x8, 0x0, 0x1, [{0x88, 0x0, 0x0, 0x1, [@WGPEER_A_FLAGS={0x8, 0x3, 0x4}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e22, 0x7f, @loopback, 0x80000000}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e20, @multicast1}}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "9b7c57569e07e1b2fe6c1a9233ca1548c7f97798a4386ecbf88236ccc99197a3"}, @WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}]}, {0x8e0, 0x0, 0x0, 0x1, [@WGPEER_A_FLAGS={0x8, 0x3, 0x1}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e24, 0x6, @empty}}, @WGPEER_A_PROTOCOL_VERSION={0x8}, @WGPEER_A_FLAGS={0x8, 0x3, 0x1}, @WGPEER_A_FLAGS={0x8, 0x3, 0x4}, @WGPEER_A_ALLOWEDIPS={0x21c, 0x9, 0x0, 0x1, [{0x1c, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x1}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x2}}]}, {0x10c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @dev={0xac, 0x14, 0x14, 0x39}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @local}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}]}, {0x88, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x14}}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ALLOWEDIPS={0x664, 0x9, 0x0, 0x1, [{0x58, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}]}, {0xdc, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010102}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x18}}, {0x5, 0x3, 0x1}}]}, {0xdc, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x1c}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5}}]}, {0x88, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @broadcast}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x1}}]}, {0x94, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @dev={0xac, 0x14, 0x14, 0x1f}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}]}, {0xdc, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @local}}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x2}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x35}}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5}}]}, {0xe8, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @local}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}]}, {0xa0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @dev={0xac, 0x14, 0x14, 0x2a}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @remote}}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x35}}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e20, @private=0xa010102}}, @WGPEER_A_FLAGS={0x8, 0x3, 0x2}]}, {0x254, 0x0, 0x0, 0x1, [@WGPEER_A_ALLOWEDIPS={0x250, 0x9, 0x0, 0x1, [{0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}]}, {0x94, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x0, 0x0}}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}]}, {0x10c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1f}}, @ipv4={{0x6}, {0x8, 0x2, @dev={0xac, 0x14, 0x14, 0x34}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x2}}]}]}]}]}]}, 0xbf8}, 0x1, 0x0, 0x0, 0x200088c0}, 0x44004) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) write$RDMA_USER_CM_CMD_QUERY(r1, &(0x7f0000000000)={0x13, 0x10, 0xfa00, {&(0x7f00000002c0), 0xffffffffffffffff, 0x2}}, 0x18) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00 \x00', @ANYRES16=r2, @ANYBLOB="0100f3000000002c9a03cdb7000000010000000c000400e1ffffff000000000c0005001100000000000000040007800c000200000000000000000032dcc554c8f883fa592c2e21d82cc5c496"], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, r4, 0x1, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1ff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xb4cbc35}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4024880}, 0x20008000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00 \x00', @ANYRES16=r2, @ANYBLOB="0100f3000000002c9a03cdb7000000010000000c000400e1ffffff000000000c0005001100000000000000040007800c000200000000000000000032dcc554c8f883fa592c2e21d82cc5c496"], 0x3c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000001c0)={&(0x7f0000000080)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x4c, r4, 0x1, 0x70bd2a, 0x25dfdbff, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1ff}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xb4cbc35}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x4c}, 0x1, 0x0, 0x0, 0x4024880}, 0x20008000) (async) [ 3395.756602] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3395.780202] nbd: must specify at least one socket 13:42:40 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000000)={0x7ff, 0x5, 0xb0c8, 0x6}, 0x8) (async) socket$l2tp(0x2, 0x2, 0x73) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) (async, rerun: 64) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="fc556c6eb204da8ea201c08bbfaec9a8bbf875ed78fb08f37237f9c8806429fe19f52f6d55fd1d119bc1d14e1e708e74065b4e0a41a0a4271bfa9ae0ebff180e6e20b529607e74", @ANYRESOCT=r1, @ANYRES32=0x0], 0x1c}, 0x1, 0x0, 0x0, 0x4003800}, 0x804) (rerun: 64) 13:42:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r1) socketpair(0x2a, 0x2, 0x144, &(0x7f00000001c0)={0xffffffffffffffff}) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="00042dbd7000fbdbdf25050000000c00020001800000000000001c00078008000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB], 0x3c}}, 0x4000800) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB="5550ba72", @ANYRES16=r4, @ANYBLOB="280007000000000000000100000008000a006e626400f51ef7a4a04721eb59257b0467691fff5f21fe0523778f2444ed3f740a841771062f9c7f"], 0x1c}, 0x1, 0x0, 0x0, 0x81}, 0x4000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB="837501fc", @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) [ 3395.822266] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3395.838362] nbd: must specify a device to reconfigure [ 3395.848321] nbd: must specify at least one socket 13:42:40 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_open_dev$vcsn(&(0x7f0000000040), 0x2, 0x4000) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000180)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000140)={&(0x7f0000000080)={0xa4, 0x0, 0x4, 0x70bd2d, 0x25dfdbfd, {}, [@NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r4}, {0x8}]}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100000001}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x10a}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x5}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0xa4}, 0x1, 0x0, 0x0, 0x20000000}, 0x40098) sendmsg$IPCTNL_MSG_EXP_GET_STATS_CPU(0xffffffffffffffff, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x14, 0x3, 0x2, 0x801, 0x0, 0x0, {0x5, 0x0, 0x8}, ["", "", "", "", "", "", "", ""]}, 0x14}, 0x1, 0x0, 0x0, 0x4000}, 0x4008800) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:40 executing program 3: ioctl$SNDRV_SEQ_IOCTL_QUERY_SUBS(0xffffffffffffffff, 0xc058534f, &(0x7f0000000000)={{0x3, 0x1}, 0x0, 0x80000001, 0xa2, {0x4, 0x81}, 0x7f, 0x40}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 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$nbd(&(0x7f0000000080), r2) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r4, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) r5 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x1f, 0x564100) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)={0x74, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x74}}, 0x0) [ 3395.868071] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 13:42:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x2, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:40 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$nbd(&(0x7f0000000240), r1) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000040)={&(0x7f0000000000)=[0x1, 0x800, 0xaa0], 0x3, 0x180800, 0x0, 0xffffffffffffffff}) pipe2(&(0x7f0000000080)={0xffffffffffffffff}, 0x80) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000100)={&(0x7f00000000c0)=[0xe, 0x8], 0x2, 0x0, 0x0, 0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000140)=ANY=[@ANYBLOB='|\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000004c00078008000100", @ANYRES32=r3, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB='\b\x00\x00\x00', @ANYRES32=r8, @ANYBLOB="040007800c0002000000000000000000"], 0x7c}}, 0x0) 13:42:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async, rerun: 64) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) (async, rerun: 64) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r1) (async) socketpair(0x2a, 0x2, 0x144, &(0x7f00000001c0)={0xffffffffffffffff}) (async) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="00042dbd7000fbdbdf25050000000c00020001800000000000001c00078008000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB], 0x3c}}, 0x4000800) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB="5550ba72", @ANYRES16=r4, @ANYBLOB="280007000000000000000100000008000a006e626400f51ef7a4a04721eb59257b0467691fff5f21fe0523778f2444ed3f740a841771062f9c7f"], 0x1c}, 0x1, 0x0, 0x0, 0x81}, 0x4000) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB="837501fc", @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 executing program 3: ioctl$SNDRV_SEQ_IOCTL_QUERY_SUBS(0xffffffffffffffff, 0xc058534f, &(0x7f0000000000)={{0x3, 0x1}, 0x0, 0x80000001, 0xa2, {0x4, 0x81}, 0x7f, 0x40}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r4, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) r5 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x1f, 0x564100) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)={0x74, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x74}}, 0x0) ioctl$SNDRV_SEQ_IOCTL_QUERY_SUBS(0xffffffffffffffff, 0xc058534f, &(0x7f0000000000)={{0x3, 0x1}, 0x0, 0x80000001, 0xa2, {0x4, 0x81}, 0x7f, 0x40}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) (async) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r4, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) syz_open_dev$vcsn(&(0x7f00000000c0), 0x1f, 0x564100) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)={0x74, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x74}}, 0x0) (async) 13:42:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x2, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) [ 3395.967206] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.2'. 13:42:40 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async, rerun: 64) pipe2(&(0x7f0000000180)={0xffffffffffffffff}, 0x0) (rerun: 64) setsockopt$inet_sctp_SCTP_INITMSG(r0, 0x84, 0x2, &(0x7f0000000000)={0x7ff, 0x5, 0xb0c8, 0x6}, 0x8) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) (async) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="fc556c6eb204da8ea201c08bbfaec9a8bbf875ed78fb08f37237f9c8806429fe19f52f6d55fd1d119bc1d14e1e708e74065b4e0a41a0a4271bfa9ae0ebff180e6e20b529607e74", @ANYRESOCT=r1, @ANYRES32=0x0], 0x1c}, 0x1, 0x0, 0x0, 0x4003800}, 0x804) 13:42:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r2) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000180), r1) (async) socketpair(0x2a, 0x2, 0x144, &(0x7f00000001c0)={0xffffffffffffffff}) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) (async) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000340)={&(0x7f0000000140)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)=ANY=[@ANYBLOB='D\x00\x00\x00', @ANYRES16=r5, @ANYBLOB="00042dbd7000fbdbdf25050000000c00020001800000000000001c00078008000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r7, @ANYBLOB], 0x3c}}, 0x4000800) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f00000000c0)={&(0x7f0000000380)=ANY=[@ANYBLOB="5550ba72", @ANYRES16=r4, @ANYBLOB="280007000000000000000100000008000a006e626400f51ef7a4a04721eb59257b0467691fff5f21fe0523778f2444ed3f740a841771062f9c7f"], 0x1c}, 0x1, 0x0, 0x0, 0x81}, 0x4000) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB="837501fc", @ANYRES16=r3, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x2, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:40 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f00000004c0)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80}, 0xc, &(0x7f0000000480)={&(0x7f0000000380)={0x14, 0x0, 0x10, 0x70bd2b, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x400c001}, 0x24000001) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 executing program 3: ioctl$SNDRV_SEQ_IOCTL_QUERY_SUBS(0xffffffffffffffff, 0xc058534f, &(0x7f0000000000)={{0x3, 0x1}, 0x0, 0x80000001, 0xa2, {0x4, 0x81}, 0x7f, 0x40}) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r4, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) r5 = syz_open_dev$vcsn(&(0x7f00000000c0), 0x1f, 0x564100) (async) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) (async) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)={0x74, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}]}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x74}}, 0x0) 13:42:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000000c0)={&(0x7f0000000000), 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x20, r2, 0x2, 0x70bd29, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}]}, 0x20}, 0x1, 0x0, 0x0, 0x48}, 0x40080) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000139b397db00040000040000000000000c0005008000000000000000040002800c00"/54], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB=' \x00\x00e', @ANYRES16=r6, @ANYBLOB="00012cbd7000fbdbdf25010000000c0008000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x20008000}, 0x20000000) 13:42:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x23}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:40 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000180)={&(0x7f0000000100)={0x40, r2, 0x300, 0x70bd28, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x40}, 0x1, 0x0, 0x0, 0x40800}, 0x800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB="f700001a", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) [ 3396.197870] nbd: must specify at least one socket 13:42:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000139b397db00040000040000000000000c0005008000000000000000040002800c00"/54], 0x3c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB=' \x00\x00e', @ANYRES16=r6, @ANYBLOB="00012cbd7000fbdbdf25010000000c0008000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x20008000}, 0x20000000) 13:42:40 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f0000000040)={0x0, 0xfe34, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c000000", @ANYRESHEX=r3, @ANYRESHEX=r3], 0x1c}}, 0x0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r1) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000001c0)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000180)={&(0x7f0000000140)=ANY=[@ANYBLOB=',\x00\x00\x00', @ANYRES16=r4, @ANYBLOB="00002cbd7000fe000038050000000c0000000a0f0000000000000c0005002100000000000000"], 0x2c}, 0x1, 0x0, 0x0, 0x24000000}, 0x4) 13:42:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="08002cbd7000fddbdf25020000000c00030001000000000000000c00078008000100", @ANYRES32=r2, @ANYBLOB="0c00060001000000000000000c00020007000000010000000c000300000000000000000800010000000000"], 0x58}, 0x1, 0x0, 0x0, 0x80}, 0x800) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r4, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:40 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) 13:42:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="08002cbd7000fddbdf25020000000c00030001000000000000000c00078008000100", @ANYRES32=r2, @ANYBLOB="0c00060001000000000000000c00020007000000010000000c000300000000000000000800010000000000"], 0x58}, 0x1, 0x0, 0x0, 0x80}, 0x800) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r4, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:40 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) [ 3396.284843] nbd: must specify at least one socket 13:42:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000139b397db00040000040000000000000c0005008000000000000000040002800c00"/54], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB=' \x00\x00e', @ANYRES16=r6, @ANYBLOB="00012cbd7000fbdbdf25010000000c0008000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x20008000}, 0x20000000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="010000000000000000000139b397db00040000040000000000000c0005008000000000000000040002800c00"/54], 0x3c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) (async) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB=' \x00\x00e', @ANYRES16=r6, @ANYBLOB="00012cbd7000fbdbdf25010000000c0008000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x20008000}, 0x20000000) (async) 13:42:40 executing program 4: sendmsg$L2TP_CMD_TUNNEL_CREATE(0xffffffffffffffff, &(0x7f0000000740)={&(0x7f0000000680)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f0000000700)={&(0x7f00000006c0)={0x40, 0x0, 0x8, 0x70bd25, 0x25dfdbfe, {}, [@L2TP_ATTR_RECV_SEQ={0x5, 0x12, 0x9f}, @L2TP_ATTR_RECV_TIMEOUT={0xc}, @L2TP_ATTR_DEBUG={0x8}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x4}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x5}]}, 0x40}, 0x1, 0x0, 0x0, 0x4000}, 0x4000800) r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) r1 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r0) sendmsg$L2TP_CMD_TUNNEL_CREATE(r0, &(0x7f0000000640)={&(0x7f0000000580)={0x10, 0x0, 0x0, 0x8}, 0xc, &(0x7f0000000600)={&(0x7f00000005c0)={0x1c, r1, 0x200, 0x70bd2b, 0x25dfdbfe, {}, [@L2TP_ATTR_MTU={0x6, 0x1c, 0x8}]}, 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x20000000) write$RDMA_USER_CM_CMD_CREATE_ID(0xffffffffffffffff, &(0x7f00000001c0)={0x0, 0x18, 0xfa00, {0x2, &(0x7f0000000180)={0xffffffffffffffff}, 0x2, 0x1}}, 0x20) write$RDMA_USER_CM_CMD_JOIN_MCAST(r0, &(0x7f0000000340)={0x16, 0x98, 0xfa00, {&(0x7f0000000140), 0x2, r2, 0x1c, 0x0, @ib={0x1b, 0x84, 0x8001, {"fb3acc1f848d745d7896d449b24ca443"}, 0x3f, 0x9, 0x3}}}, 0xa0) write$RDMA_USER_CM_CMD_QUERY(r0, &(0x7f0000000980)={0x13, 0x10, 0xfa00, {&(0x7f0000000780), r2, 0x1}}, 0x18) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r4) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000400), r3) sendmsg$NBD_CMD_CONNECT(r4, &(0x7f0000000540)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000440)={&(0x7f00000004c0)={0x58, r6, 0x10, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r0}, {0x8, 0x1, r0}, {0x8, 0x1, r0}, {0x8, 0x1, r0}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000000}, 0x80) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0xffffff2f}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r4, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x60, r5, 0x1, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3f}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x60}, 0x1, 0x0, 0x0, 0x20000001}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:40 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) 13:42:40 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000200)={0x10, 0x0, 0x0, 0x200}, 0xc, &(0x7f0000000280)={&(0x7f0000000240)={0x20, r2, 0x100, 0x70bd2d, 0x25dfdbfc, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x20000000}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000300)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f00000002c0)={&(0x7f00000001c0)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r3, @ANYBLOB="08002cbd7000fddbdf25020000000c00030001000000000000000c00078008000100", @ANYRES32=r2, @ANYBLOB="0c00060001000000000000000c00020007000000010000000c000300000000000000000800010000000000"], 0x58}, 0x1, 0x0, 0x0, 0x80}, 0x800) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r4, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r2) sendmsg$NBD_CMD_STATUS(r3, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r4, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f00000000c0)={&(0x7f0000000080)=[0x1, 0x5, 0x3f], 0x3, 0x80000, 0x0, 0xffffffffffffffff}) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f0000000200)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000540)={0xa4, r4, 0x400, 0x70bd2d, 0x25dfdbfe, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x3f}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SOCKETS={0x34, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r5}]}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6248}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0xa4}, 0x1, 0x0, 0x0, 0x4}, 0x20000000) write$P9_RFSYNC(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x33, 0x2}, 0x7) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) mmap$binder(&(0x7f0000ffe000/0x2000)=nil, 0x2000, 0x1, 0x11, 0xffffffffffffffff, 0x7) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000380), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000500)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x40000000}, 0xc, &(0x7f00000004c0)={&(0x7f00000003c0)={0x20, r7, 0x400, 0x70bd28, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x26}]}, 0x20}, 0x1, 0x0, 0x0, 0x8881}, 0x24008091) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r6, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:40 executing program 3: r0 = syz_init_net_socket$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$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r5, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x38, r5, 0x400, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#+#.]'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000801}, 0x0) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0x5c, 0x0, 0x300, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400000000000000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1000000000000000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40}, 0x80) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(0xffffffffffffffff, 0x84, 0x7, &(0x7f00000000c0)={0x1}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r6) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r6) r8 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r1) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000800}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x40, r8, 0x8, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffa}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#+#.]'}]}, 0x40}, 0x1, 0x0, 0x0, 0x85}, 0x4081) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)=ANY=[@ANYBLOB="3c000000670ac2c78c0510381ac93b1457118ced7a8c1e75a5459ff350582c3ca9", @ANYRES16=r7, @ANYBLOB="01000000000000000000010000000c000400000000009d5bd47d0c0005000000000000000000040007800c0002000000002f0c45f6c9114229ebd67a7f4a2b0000000000"], 0x3c}}, 0x0) 13:42:40 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) [ 3396.372964] nbd: must specify at least one socket [ 3396.380750] nbd: must specify a device to reconfigure [ 3396.394648] nbd: must specify at least one socket 13:42:40 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 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$nbd(&(0x7f0000000080), r0) sendmsg$NBD_CMD_STATUS(r1, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r2, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r3, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r3, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 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_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r5, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x38, r5, 0x400, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#+#.]'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000801}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0x5c, 0x0, 0x300, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400000000000000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1000000000000000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40}, 0x80) (async) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(0xffffffffffffffff, 0x84, 0x7, &(0x7f00000000c0)={0x1}, 0x4) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r6) (async) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r6) r8 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r1) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000800}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x40, r8, 0x8, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffa}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#+#.]'}]}, 0x40}, 0x1, 0x0, 0x0, 0x85}, 0x4081) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)=ANY=[@ANYBLOB="3c000000670ac2c78c0510381ac93b1457118ced7a8c1e75a5459ff350582c3ca9", @ANYRES16=r7, @ANYBLOB="01000000000000000000010000000c000400000000009d5bd47d0c0005000000000000000000040007800c0002000000002f0c45f6c9114229ebd67a7f4a2b0000000000"], 0x3c}}, 0x0) 13:42:40 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r0, 0x80045300, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="00a3b300", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) [ 3396.499880] nbd: must specify a device to reconfigure 13:42:40 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_DISCONNECT(0xffffffffffffffff, &(0x7f0000000480)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f0000000140)={&(0x7f00000004c0)=ANY=[@ANYBLOB='h\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="20002bbdc59d87c7df250200000008000a006e6264000c00080002000000000000000c00080005000000000000b1449df89c5212e6632733d60008000100000000002c00078008000100", @ANYRES32=r0, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB="08000100", @ANYRES32, @ANYBLOB], 0x68}}, 0x40014) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) ioctl$SNDRV_SEQ_IOCTL_GET_QUEUE_INFO(0xffffffffffffffff, 0xc08c5334, &(0x7f00000002c0)={0x3, 0xa08c, 0x0, 'queue1\x00', 0x4}) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) 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(&(0x7f0000000000), r1) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYRESHEX=r2, @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:40 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async, rerun: 32) pipe2(&(0x7f0000000180), 0x0) (async, rerun: 32) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$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$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:40 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) 13:42:40 executing program 3: r0 = syz_init_net_socket$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$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r5, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x38, r5, 0x400, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#+#.]'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000801}, 0x0) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0x5c, 0x0, 0x300, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400000000000000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1000000000000000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40}, 0x80) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(0xffffffffffffffff, 0x84, 0x7, &(0x7f00000000c0)={0x1}, 0x4) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r6) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r6) r8 = syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r1) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000800}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x40, r8, 0x8, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffa}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#+#.]'}]}, 0x40}, 0x1, 0x0, 0x0, 0x85}, 0x4081) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)=ANY=[@ANYBLOB="3c000000670ac2c78c0510381ac93b1457118ced7a8c1e75a5459ff350582c3ca9", @ANYRES16=r7, @ANYBLOB="01000000000000000000010000000c000400000000009d5bd47d0c0005000000000000000000040007800c0002000000002f0c45f6c9114229ebd67a7f4a2b0000000000"], 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) (async) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r5, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000500)={&(0x7f0000000400)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000004c0)={&(0x7f0000000440)={0x38, r5, 0x400, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffffb}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#+#.]'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x38}, 0x1, 0x0, 0x0, 0x20000801}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r1, 0x0, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000040)={&(0x7f0000000180)={0x5c, 0x0, 0x300, 0x70bd26, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x400000000000000}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x28}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xffff}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1000000000000000}, @NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40}, 0x80) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER(0xffffffffffffffff, 0x84, 0x7, &(0x7f00000000c0)={0x1}, 0x4) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r6) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r6) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000002c0), r1) (async) sendmsg$NBD_CMD_DISCONNECT(r6, &(0x7f00000003c0)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x20000800}, 0xc, &(0x7f0000000380)={&(0x7f0000000340)={0x40, r8, 0x8, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0xfffffffffffffffa}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x6}, @NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '#+#.]'}]}, 0x40}, 0x1, 0x0, 0x0, 0x85}, 0x4081) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000100)=ANY=[@ANYBLOB="3c000000670ac2c78c0510381ac93b1457118ced7a8c1e75a5459ff350582c3ca9", @ANYRES16=r7, @ANYBLOB="01000000000000000000010000000c000400000000009d5bd47d0c0005000000000000000000040007800c0002000000002f0c45f6c9114229ebd67a7f4a2b0000000000"], 0x3c}}, 0x0) (async) 13:42:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) ioctl$ifreq_SIOCGIFINDEX_wireguard(r5, 0x8933, &(0x7f0000000100)={'wg1\x00'}) r6 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r6) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)={0x78, r2, 0x1, 0x0, 0x4, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8, 0x1, r3}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r6}, {0x8}, {0x8}, {0x8, 0x1, r6}]}]}, 0x78}}, 0x0) 13:42:40 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000002000000c0005000000000000000000040007800c0002000000000000000000080001000000000008000a006e6264000c000300ffffffff00000000"], 0x58}}, 0x0) getsockopt$netrom_NETROM_IDLE(0xffffffffffffffff, 0x103, 0x7, &(0x7f0000000000), &(0x7f0000000100)=0x7) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:40 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000240)={0x7c, r1, 0x200, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x4, 0x8, 0x350}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_INDEX={0x0, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x800}, 0x1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f00000004c0)=ANY=[@ANYBLOB="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", @ANYRES16=r4, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:40 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:40 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:40 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) [ 3396.636839] nbd: must specify a size in bytes for the device 13:42:40 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000240)={0x7c, r1, 0x200, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x4, 0x8, 0x350}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_INDEX={0x0, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x800}, 0x1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f00000004c0)=ANY=[@ANYBLOB="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", @ANYRES16=r4, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:40 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:40 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x14, 0x0, 0x8, 0x70bd28, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x48000}, 0x2000c850) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000380)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000580)={&(0x7f00000003c0)={0x1b0, 0x0, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [{{0x8}, {0x104, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x84, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0x54, 0x4, [{0x0, 0xc6, 0x5, 0x6}, {0x2, 0x8, 0x3f, 0x80000000}, {0x9, 0x5, 0x7, 0x7e8}, {0x5, 0x81, 0x4, 0x6}, {0x7, 0x1, 0x20, 0x3ff}, {0x8000, 0x9, 0x7, 0x8}, {0x7, 0xa0, 0x0, 0x650}, {0x2, 0x2d, 0x26, 0x7589}, {0xa000, 0x6, 0x9, 0x9}, {0x101, 0x9, 0x8, 0x2}]}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x2}}, {0x8}}}]}}, {{0x8}, {0x7c, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x2}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8}}, {0x8}}}]}}, {{0x8, 0x1, r3}, {0x4}}]}, 0x1b0}, 0x1, 0x0, 0x0, 0x20000000}, 0x4000) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c000000948d2d8246678a26274656a78d2ab069434d1b698383cbf62ed06deb3a221c081ac4bc", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r0) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000180)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000200)) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000140)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x400000}, 0xc, &(0x7f0000000100)={&(0x7f0000000240)={0x7c, r1, 0x200, 0x70bd28, 0x25dfdbfb, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3f}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0x4, 0x8, 0x350}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x80000000}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r2}, {0x8}]}, @NBD_ATTR_INDEX={0x0, 0x1, 0x0}]}, 0x7c}, 0x1, 0x0, 0x0, 0x800}, 0x1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f00000004c0)=ANY=[@ANYBLOB="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", @ANYRES16=r4, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000"], 0x3c}}, 0x0) 13:42:41 executing program 4: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 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$nbd(&(0x7f0000000240), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, r6, 0xa20, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '.:\\,\xf0:,'}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), 0xffffffffffffffff) 13:42:41 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 executing program 4: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x14, 0x0, 0x8, 0x70bd28, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x48000}, 0x2000c850) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000380)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000580)={&(0x7f00000003c0)={0x1b0, 0x0, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [{{0x8}, {0x104, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x84, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0x54, 0x4, [{0x0, 0xc6, 0x5, 0x6}, {0x2, 0x8, 0x3f, 0x80000000}, {0x9, 0x5, 0x7, 0x7e8}, {0x5, 0x81, 0x4, 0x6}, {0x7, 0x1, 0x20, 0x3ff}, {0x8000, 0x9, 0x7, 0x8}, {0x7, 0xa0, 0x0, 0x650}, {0x2, 0x2d, 0x26, 0x7589}, {0xa000, 0x6, 0x9, 0x9}, {0x101, 0x9, 0x8, 0x2}]}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x2}}, {0x8}}}]}}, {{0x8}, {0x7c, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x2}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8}}, {0x8}}}]}}, {{0x8, 0x1, r3}, {0x4}}]}, 0x1b0}, 0x1, 0x0, 0x0, 0x20000000}, 0x4000) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c000000948d2d8246678a26274656a78d2ab069434d1b698383cbf62ed06deb3a221c081ac4bc", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, r6, 0xa20, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '.:\\,\xf0:,'}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), 0xffffffffffffffff) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) (async) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, r6, 0xa20, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '.:\\,\xf0:,'}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), 0xffffffffffffffff) (async) 13:42:41 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000080)=ANY=[@ANYBLOB='X\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000002000000c0005000000000000000000040007800c0002000000000000000000080001000000000008000a006e6264000c000300ffffffff00000000"], 0x58}}, 0x0) getsockopt$netrom_NETROM_IDLE(0xffffffffffffffff, 0x103, 0x7, &(0x7f0000000000), &(0x7f0000000100)=0x7) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:41 executing program 4: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x14, 0x0, 0x8, 0x70bd28, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x48000}, 0x2000c850) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000380)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000580)={&(0x7f00000003c0)={0x1b0, 0x0, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [{{0x8}, {0x104, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x84, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0x54, 0x4, [{0x0, 0xc6, 0x5, 0x6}, {0x2, 0x8, 0x3f, 0x80000000}, {0x9, 0x5, 0x7, 0x7e8}, {0x5, 0x81, 0x4, 0x6}, {0x7, 0x1, 0x20, 0x3ff}, {0x8000, 0x9, 0x7, 0x8}, {0x7, 0xa0, 0x0, 0x650}, {0x2, 0x2d, 0x26, 0x7589}, {0xa000, 0x6, 0x9, 0x9}, {0x101, 0x9, 0x8, 0x2}]}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x2}}, {0x8}}}]}}, {{0x8}, {0x7c, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x2}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8}}, {0x8}}}]}}, {{0x8, 0x1, r3}, {0x4}}]}, 0x1b0}, 0x1, 0x0, 0x0, 0x20000000}, 0x4000) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c000000948d2d8246678a26274656a78d2ab069434d1b698383cbf62ed06deb3a221c081ac4bc", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x14, 0x0, 0x8, 0x70bd28, 0x25dfdbfd}, 0x14}, 0x1, 0x0, 0x0, 0x48000}, 0x2000c850) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$ifreq_SIOCGIFINDEX_team(r0, 0x8933, &(0x7f0000000380)) (async) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f00000005c0)={&(0x7f0000000300)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000580)={&(0x7f00000003c0)={0x1b0, 0x0, 0x2, 0x70bd2d, 0x25dfdbfb, {}, [{{0x8}, {0x104, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x84, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0x54, 0x4, [{0x0, 0xc6, 0x5, 0x6}, {0x2, 0x8, 0x3f, 0x80000000}, {0x9, 0x5, 0x7, 0x7e8}, {0x5, 0x81, 0x4, 0x6}, {0x7, 0x1, 0x20, 0x3ff}, {0x8000, 0x9, 0x7, 0x8}, {0x7, 0xa0, 0x0, 0x650}, {0x2, 0x2d, 0x26, 0x7589}, {0xa000, 0x6, 0x9, 0x9}, {0x101, 0x9, 0x8, 0x2}]}}}, {0x40, 0x1, @priority={{{0x24}, {0x5}, {0x8, 0x4, 0x2}}, {0x8}}}]}}, {{0x8}, {0x7c, 0x2, 0x0, 0x1, [{0x38, 0x1, @mcast_rejoin_count={{0x24}, {0x5}, {0x8, 0x4, 0x2}}}, {0x40, 0x1, @lb_tx_hash_to_port_mapping={{{0x24}, {0x5}, {0x8}}, {0x8}}}]}}, {{0x8, 0x1, r3}, {0x4}}]}, 0x1b0}, 0x1, 0x0, 0x0, 0x20000000}, 0x4000) (async) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c000000948d2d8246678a26274656a78d2ab069434d1b698383cbf62ed06deb3a221c081ac4bc", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 executing program 4: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) (rerun: 32) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x100000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x2c, r6, 0xa20, 0x70bd25, 0x25dfdbff, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x3}, @NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, '.:\\,\xf0:,'}]}, 0x2c}, 0x1, 0x0, 0x0, 0x90}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), 0xffffffffffffffff) 13:42:41 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="a6f2", @ANYRES16=r1, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) socketpair(0x2a, 0x2, 0x7, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000400)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000380)={&(0x7f0000000300)={0x70, r3, 0x20, 0x70bd2b, 0x25dfdbff, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x3}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffffffff8740}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x21}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x70}, 0x1, 0x0, 0x0, 0x4000081}, 0x20000000) sendmsg$NBD_CMD_DISCONNECT(r2, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1}, 0xc, &(0x7f0000000100)={&(0x7f0000000180)={0x54, r3, 0x400, 0x70bd26, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1f}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x9}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}]}, 0x54}, 0x1, 0x0, 0x0, 0x20000085}, 0x40000) 13:42:41 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[], 0x1c}, 0x1, 0x0, 0x0, 0x40000}, 0x8000) 13:42:41 executing program 4: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, 0x0, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x84080) ioctl$UI_BEGIN_FF_ERASE(r0, 0xc00c55ca, &(0x7f0000000100)={0x0, 0x10000, 0x25c}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:41 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000040)={&(0x7f0000000000)=[0x9, 0xfffffff7, 0x3, 0xffffffff, 0xd871, 0x4, 0xfffffffb], 0x7, 0x800}) pipe2(&(0x7f0000000080), 0x80000) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000140)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000180)={0x58, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x20}, @NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}]}, 0x58}}, 0xc001) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r1) 13:42:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x9a, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fff}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 4: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x84080) ioctl$UI_BEGIN_FF_ERASE(r0, 0xc00c55ca, &(0x7f0000000100)={0x0, 0x10000, 0x25c}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:41 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) sendmsg$IPCTNL_MSG_EXP_GET_STATS_CPU(0xffffffffffffffff, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x14, 0x3, 0x2, 0x101, 0x0, 0x0, {0x7, 0x0, 0x1}, ["", "", ""]}, 0x14}}, 0x20004801) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x9a, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fff}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x9a, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fff}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:41 executing program 4: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) pipe2(&(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}, 0x84080) ioctl$UI_BEGIN_FF_ERASE(r0, 0xc00c55ca, &(0x7f0000000100)={0x0, 0x10000, 0x25c}) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) (async, rerun: 32) socket$l2tp(0x2, 0x2, 0x73) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:41 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYRESOCT, @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 executing program 4: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x9a, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fff}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x9a, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7fff}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:41 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000008", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:41 executing program 3: write$P9_RSYMLINK(0xffffffffffffffff, &(0x7f0000000080)={0x14, 0x11, 0x2, {0x2, 0x4, 0x3}}, 0x14) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="3c755216", @ANYRESOCT=r0, @ANYBLOB="0100000000000000000001000000e5ffffffff0b000500000029af96f3ffffc6c48df32441420c0000000000000000"], 0x3c}}, 0x800) 13:42:41 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYRESOCT, @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 executing program 4: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 executing program 4: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000008", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:41 executing program 3: write$P9_RSYMLINK(0xffffffffffffffff, &(0x7f0000000080)={0x14, 0x11, 0x2, {0x2, 0x4, 0x3}}, 0x14) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="3c755216", @ANYRESOCT=r0, @ANYBLOB="0100000000000000000001000000e5ffffffff0b000500000029af96f3ffffc6c48df32441420c0000000000000000"], 0x3c}}, 0x800) 13:42:41 executing program 0: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000380)={&(0x7f0000000480)={0x80, 0x0, 0x2, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x11}, 0x4084) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x34, 0x0, 0x400, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xff2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000040}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r4, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:41 executing program 4: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 3: write$P9_RSYMLINK(0xffffffffffffffff, &(0x7f0000000080)={0x14, 0x11, 0x2, {0x2, 0x4, 0x3}}, 0x14) (async, rerun: 32) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async, rerun: 64) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB="3c755216", @ANYRESOCT=r0, @ANYBLOB="0100000000000000000001000000e5ffffffff0b000500000029af96f3ffffc6c48df32441420c0000000000000000"], 0x3c}}, 0x800) (rerun: 64) 13:42:41 executing program 4: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000008", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) [ 3397.403272] nbd: must specify a device to reconfigure 13:42:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000380)={&(0x7f0000000480)={0x80, 0x0, 0x2, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x11}, 0x4084) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x34, 0x0, 0x400, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xff2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000040}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r4, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 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$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x400, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40000}, 0x0) 13:42:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) [ 3397.545238] nbd: must specify a device to reconfigure 13:42:41 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000003c0)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f0000000380)={&(0x7f0000000480)={0x80, 0x0, 0x2, 0x70bd27, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x6}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xff}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8, 0x1, r1}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8}]}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}]}, 0x80}, 0x1, 0x0, 0x0, 0x11}, 0x4084) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x400}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x34, 0x0, 0x400, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xff2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x20}]}, 0x34}, 0x1, 0x0, 0x0, 0x20000040}, 0x40) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r4, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x400, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40000}, 0x0) 13:42:41 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) (rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) (async, rerun: 32) socket$l2tp(0x2, 0x2, 0x73) (rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:41 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:41 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:41 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x400, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40000}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x4c, r2, 0x400, 0x70bd2c, 0x25dfdbfe, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x100}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x1}]}, 0x4c}, 0x1, 0x0, 0x0, 0x40000}, 0x0) (async) 13:42:41 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) [ 3397.665288] nbd: must specify a device to reconfigure 13:42:41 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) 13:42:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x82) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) ioctl$X86_IOC_RDMSR_REGS(r1, 0xc02063a0, &(0x7f0000000000)=[0x3, 0x5, 0x2, 0x10001, 0x0, 0x4, 0xa62a, 0x9]) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="9c8320bddd1cbb902d718f97ce90de03daf9f98b2a8035fe6d0ab9dc55d7ae43bd16a24107efadf90c39a57667eb77256b79f8c00de9b7e77f8ca9a495279fed561e86c4782594f183df5ff67fdd88ccef0f217c9f9c603bef6cfbf322bd76bac9a6e21271f7933b1e87bc2e9d9e86f71774bc0a422d5f90cd2a103ac120840a6d1190cd180000000000d76b4f0f6c0c3aa99c3e9d03000000000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:42 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) 13:42:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r1 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x82) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) ioctl$X86_IOC_RDMSR_REGS(r1, 0xc02063a0, &(0x7f0000000000)=[0x3, 0x5, 0x2, 0x10001, 0x0, 0x4, 0xa62a, 0x9]) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="9c8320bddd1cbb902d718f97ce90de03daf9f98b2a8035fe6d0ab9dc55d7ae43bd16a24107efadf90c39a57667eb77256b79f8c00de9b7e77f8ca9a495279fed561e86c4782594f183df5ff67fdd88ccef0f217c9f9c603bef6cfbf322bd76bac9a6e21271f7933b1e87bc2e9d9e86f71774bc0a422d5f90cd2a103ac120840a6d1190cd180000000000d76b4f0f6c0c3aa99c3e9d03000000000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) 13:42:42 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x82) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) ioctl$X86_IOC_RDMSR_REGS(r1, 0xc02063a0, &(0x7f0000000000)=[0x3, 0x5, 0x2, 0x10001, 0x0, 0x4, 0xa62a, 0x9]) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="9c8320bddd1cbb902d718f97ce90de03daf9f98b2a8035fe6d0ab9dc55d7ae43bd16a24107efadf90c39a57667eb77256b79f8c00de9b7e77f8ca9a495279fed561e86c4782594f183df5ff67fdd88ccef0f217c9f9c603bef6cfbf322bd76bac9a6e21271f7933b1e87bc2e9d9e86f71774bc0a422d5f90cd2a103ac120840a6d1190cd180000000000d76b4f0f6c0c3aa99c3e9d03000000000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x82) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) (async) ioctl$X86_IOC_RDMSR_REGS(r1, 0xc02063a0, &(0x7f0000000000)=[0x3, 0x5, 0x2, 0x10001, 0x0, 0x4, 0xa62a, 0x9]) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="9c8320bddd1cbb902d718f97ce90de03daf9f98b2a8035fe6d0ab9dc55d7ae43bd16a24107efadf90c39a57667eb77256b79f8c00de9b7e77f8ca9a495279fed561e86c4782594f183df5ff67fdd88ccef0f217c9f9c603bef6cfbf322bd76bac9a6e21271f7933b1e87bc2e9d9e86f71774bc0a422d5f90cd2a103ac120840a6d1190cd180000000000d76b4f0f6c0c3aa99c3e9d03000000000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) 13:42:42 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(0x0, 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:42 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 3: syz_open_dev$vcsn(&(0x7f0000000000), 0xcffb, 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}]}, 0x3c}}, 0x0) 13:42:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d246319511f38e03f02787bc621cf3b06f3fb58eda4f0f11d50f24aba4b41390b9ee0954f9666094edcbad5f9096270d0fb5eb7f87acb8ac2057f4f3675b69eabc261139ca51e6c869698f24b29e8484045ea00faf39e2"], 0x1c}}, 0x0) 13:42:42 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(0x0, 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:42 executing program 3: syz_open_dev$vcsn(&(0x7f0000000000), 0xcffb, 0x80) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}]}, 0x3c}}, 0x0) 13:42:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(0x0, 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 13:42:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 13:42:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d246319511f38e03f02787bc621cf3b06f3fb58eda4f0f11d50f24aba4b41390b9ee0954f9666094edcbad5f9096270d0fb5eb7f87acb8ac2057f4f3675b69eabc261139ca51e6c869698f24b29e8484045ea00faf39e2"], 0x1c}}, 0x0) 13:42:42 executing program 3: syz_open_dev$vcsn(&(0x7f0000000000), 0xcffb, 0x80) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}]}, 0x3c}}, 0x0) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 13:42:42 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB="00000002", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000010c00010000000000000000000000040007800c000200000000000000000000000000000020000000"], 0x3c}}, 0x0) 13:42:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d246319511f38e03f02787bc621cf3b06f3fb58eda4f0f11d50f24aba4b41390b9ee0954f9666094edcbad5f9096270d0fb5eb7f87acb8ac2057f4f3675b69eabc261139ca51e6c869698f24b29e8484045ea00faf39e2"], 0x1c}}, 0x0) 13:42:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x0) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB="00000002", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000010c00010000000000000000000000040007800c000200000000000000000000000000000020000000"], 0x3c}}, 0x0) 13:42:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r0, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r0, @ANYBLOB="08002a1c2fca96dbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x40000}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x0) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r0, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r0, @ANYBLOB="08002a1c2fca96dbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x40000}, 0x20040000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB="00000002", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000010c00010000000000000000000000040007800c000200000000000000000000000000000020000000"], 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)=ANY=[@ANYBLOB="00000002", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000010c00010000000000000000000000040007800c000200000000000000000000000000000020000000"], 0x3c}}, 0x0) (async) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) 13:42:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x0) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x0) 13:42:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) r0 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r0, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f0000000200)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10}, 0xc, &(0x7f00000001c0)={&(0x7f0000000100)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r0, @ANYBLOB="08002a1c2fca96dbdf25030000000c0006000100000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x40000}, 0x20040000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:42 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$nbd(&(0x7f0000000240), r1) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, 0x0, 0x0) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000580)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000003c0)={&(0x7f00000004c0)={0xa0, r2, 0x400, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2a}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x184}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0xa0}, 0x1, 0x0, 0x0, 0x1}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_STATUS(r7, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r8, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x58, r8, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}]}, 0x58}, 0x1, 0x0, 0x0, 0x20048804}, 0x4000800) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000402}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000225bd7000fbdbdf25020000000c000300d47b0000000000000c00060002000000000000000c00040005000000000000000800010000000000"], 0x40}, 0x1, 0x0, 0x0, 0x40000840}, 0x45) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x400000}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x0) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) 13:42:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) 13:42:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x0) 13:42:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) r0 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000), 0xc, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="02045b626d841169280074d3d0130000", @ANYRES16=r0, @ANYBLOB="00022dbd7000f8dbdf250700000045ef86d38639e8c07308a38d761b9da2f7c1c5dc858c70f9994ed0c02b9d363c6970a9bfff0f2af6f15485889939476ef8fb4e395d176dcadb96a45e5930da"], 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x48) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYRES64=r1], 0x1c}}, 0x0) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 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$nbd(&(0x7f0000000240), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, 0x0, 0x0) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000580)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000003c0)={&(0x7f00000004c0)={0xa0, r2, 0x400, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2a}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x184}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0xa0}, 0x1, 0x0, 0x0, 0x1}, 0x0) (async) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_STATUS(r7, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r8, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x58, r8, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}]}, 0x58}, 0x1, 0x0, 0x0, 0x20048804}, 0x4000800) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000402}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000225bd7000fbdbdf25020000000c000300d47b0000000000000c00060002000000000000000c00040005000000000000000800010000000000"], 0x40}, 0x1, 0x0, 0x0, 0x40000840}, 0x45) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x400000}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) 13:42:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) 13:42:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) r0 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000), 0xc, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="02045b626d841169280074d3d0130000", @ANYRES16=r0, @ANYBLOB="00022dbd7000f8dbdf250700000045ef86d38639e8c07308a38d761b9da2f7c1c5dc858c70f9994ed0c02b9d363c6970a9bfff0f2af6f15485889939476ef8fb4e395d176dcadb96a45e5930da"], 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x48) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$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$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYRES64=r1], 0x1c}}, 0x0) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:42 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, 0x0, 0x0) (async) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000380)={0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000580)={&(0x7f00000002c0)={0x10, 0x0, 0x0, 0x20000}, 0xc, &(0x7f00000003c0)={&(0x7f00000004c0)={0xa0, r2, 0x400, 0x70bd26, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x24, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8}, {0x8, 0x1, r6}, {0x8}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2a}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x1}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x184}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x80000000}]}, 0xa0}, 0x1, 0x0, 0x0, 0x1}, 0x0) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_STATUS(r7, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r8, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x1000}, 0xc, &(0x7f00000001c0)={&(0x7f0000000140)={0x58, r8, 0x400, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0xa}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}]}, 0x58}, 0x1, 0x0, 0x0, 0x20048804}, 0x4000800) (async) sendmsg$NBD_CMD_DISCONNECT(r1, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000402}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)=ANY=[@ANYBLOB='T\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="000225bd7000fbdbdf25020000000c000300d47b0000000000000c00060002000000000000000c00040005000000000000000800010000000000"], 0x40}, 0x1, 0x0, 0x0, 0x40000840}, 0x45) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc, 0x4, 0x400000}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) 13:42:42 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) (async) r0 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000), 0xc, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="02045b626d841169280074d3d0130000", @ANYRES16=r0, @ANYBLOB="00022dbd7000f8dbdf250700000045ef86d38639e8c07308a38d761b9da2f7c1c5dc858c70f9994ed0c02b9d363c6970a9bfff0f2af6f15485889939476ef8fb4e395d176dcadb96a45e5930da"], 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x48) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYRES64=r1], 0x1c}}, 0x0) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:42 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:42 executing program 3: write$P9_RSYMLINK(0xffffffffffffffff, &(0x7f0000000000)={0x14, 0x11, 0x1, {0x10, 0x1, 0x2}}, 0x14) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:42 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) 13:42:42 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) 13:42:42 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 3: write$P9_RSYMLINK(0xffffffffffffffff, &(0x7f0000000000)={0x14, 0x11, 0x1, {0x10, 0x1, 0x2}}, 0x14) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) 13:42:43 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) 13:42:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x0) 13:42:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f0000001540)={0xa4, 0x0, &(0x7f0000001700)=[@request_death, @exit_looper, @reply_sg={0x40486312, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x58, 0x18, &(0x7f00000001c0)={@fd={0x66642a85, 0x0, r0}, @ptr={0x70742a85, 0x1, &(0x7f00000002c0)=""/4096, 0x1000, 0x2, 0xc}, @flat=@handle={0x73682a85, 0x101}}, &(0x7f0000000000)={0x0, 0x18, 0x40}}, 0x1000}, @transaction={0x40406300, {0x2, 0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x60, 0x18, &(0x7f00000013c0)={@flat=@weak_handle={0x77682a85, 0x1105, 0x2}, @ptr={0x70742a85, 0x0, &(0x7f00000012c0)=""/228, 0xe4, 0x0, 0xe}, @fda={0x66646185, 0x1, 0xfffffffffffffffe, 0x12}}, &(0x7f0000000100)={0x0, 0x18, 0x40}}}], 0xc, 0x0, &(0x7f0000001500)="595bc40d3cc47c0621afa07b"}) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_open_dev$vcsn(&(0x7f0000001580), 0x3f, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f00000015c0)={0x8, 0x22, 0xd9b0, 0x5}, 0x8) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000001600)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="d6ba22974631d511120003a44b2264ed9d5ffbf48c3dc0bdc8e7e14a646c8e9d597cbdd53ede65866767291bf4d703000000f7cec98602012e9d470000d04c00000000000000f3fa86cbc174b0cf5286871def56edb9ea124b8d07c6cd5e5fa04c000b851d219d70e86cdfa21d76b1b4a752c2ab77da403ce16284dad6ee3acb899b9a9e1eaa50a59ce9f920c796e9f779cafb2b80f3f27ace597a8d83cb6afa7c2d06d2c34e1f2fe722910bf76d86afd16761bf616cc2b97614bbb9b562b8e26a320e1bff3c6c6bf194c0c69db75e1597f183f17f4ea039"], 0x1c}}, 0x0) 13:42:43 executing program 3: write$P9_RSYMLINK(0xffffffffffffffff, &(0x7f0000000000)={0x14, 0x11, 0x1, {0x10, 0x1, 0x2}}, 0x14) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) write$P9_RSYMLINK(0xffffffffffffffff, &(0x7f0000000000)={0x14, 0x11, 0x1, {0x10, 0x1, 0x2}}, 0x14) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x0) 13:42:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f0000001540)={0xa4, 0x0, &(0x7f0000001700)=[@request_death, @exit_looper, @reply_sg={0x40486312, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x58, 0x18, &(0x7f00000001c0)={@fd={0x66642a85, 0x0, r0}, @ptr={0x70742a85, 0x1, &(0x7f00000002c0)=""/4096, 0x1000, 0x2, 0xc}, @flat=@handle={0x73682a85, 0x101}}, &(0x7f0000000000)={0x0, 0x18, 0x40}}, 0x1000}, @transaction={0x40406300, {0x2, 0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x60, 0x18, &(0x7f00000013c0)={@flat=@weak_handle={0x77682a85, 0x1105, 0x2}, @ptr={0x70742a85, 0x0, &(0x7f00000012c0)=""/228, 0xe4, 0x0, 0xe}, @fda={0x66646185, 0x1, 0xfffffffffffffffe, 0x12}}, &(0x7f0000000100)={0x0, 0x18, 0x40}}}], 0xc, 0x0, &(0x7f0000001500)="595bc40d3cc47c0621afa07b"}) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_open_dev$vcsn(&(0x7f0000001580), 0x3f, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f00000015c0)={0x8, 0x22, 0xd9b0, 0x5}, 0x8) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000001600)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="d6ba22974631d511120003a44b2264ed9d5ffbf48c3dc0bdc8e7e14a646c8e9d597cbdd53ede65866767291bf4d703000000f7cec98602012e9d470000d04c00000000000000f3fa86cbc174b0cf5286871def56edb9ea124b8d07c6cd5e5fa04c000b851d219d70e86cdfa21d76b1b4a752c2ab77da403ce16284dad6ee3acb899b9a9e1eaa50a59ce9f920c796e9f779cafb2b80f3f27ace597a8d83cb6afa7c2d06d2c34e1f2fe722910bf76d86afd16761bf616cc2b97614bbb9b562b8e26a320e1bff3c6c6bf194c0c69db75e1597f183f17f4ea039"], 0x1c}}, 0x0) 13:42:43 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) 13:42:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x0) 13:42:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f0000001540)={0xa4, 0x0, &(0x7f0000001700)=[@request_death, @exit_looper, @reply_sg={0x40486312, {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x58, 0x18, &(0x7f00000001c0)={@fd={0x66642a85, 0x0, r0}, @ptr={0x70742a85, 0x1, &(0x7f00000002c0)=""/4096, 0x1000, 0x2, 0xc}, @flat=@handle={0x73682a85, 0x101}}, &(0x7f0000000000)={0x0, 0x18, 0x40}}, 0x1000}, @transaction={0x40406300, {0x2, 0x0, 0x0, 0x0, 0x20, 0x0, 0x0, 0x60, 0x18, &(0x7f00000013c0)={@flat=@weak_handle={0x77682a85, 0x1105, 0x2}, @ptr={0x70742a85, 0x0, &(0x7f00000012c0)=""/228, 0xe4, 0x0, 0xe}, @fda={0x66646185, 0x1, 0xfffffffffffffffe, 0x12}}, &(0x7f0000000100)={0x0, 0x18, 0x40}}}], 0xc, 0x0, &(0x7f0000001500)="595bc40d3cc47c0621afa07b"}) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_open_dev$vcsn(&(0x7f0000001580), 0x3f, 0x0) setsockopt$inet_sctp_SCTP_INITMSG(r1, 0x84, 0x2, &(0x7f00000015c0)={0x8, 0x22, 0xd9b0, 0x5}, 0x8) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000001600)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="d6ba22974631d511120003a44b2264ed9d5ffbf48c3dc0bdc8e7e14a646c8e9d597cbdd53ede65866767291bf4d703000000f7cec98602012e9d470000d04c00000000000000f3fa86cbc174b0cf5286871def56edb9ea124b8d07c6cd5e5fa04c000b851d219d70e86cdfa21d76b1b4a752c2ab77da403ce16284dad6ee3acb899b9a9e1eaa50a59ce9f920c796e9f779cafb2b80f3f27ace597a8d83cb6afa7c2d06d2c34e1f2fe722910bf76d86afd16761bf616cc2b97614bbb9b562b8e26a320e1bff3c6c6bf194c0c69db75e1597f183f17f4ea039"], 0x1c}}, 0x0) 13:42:43 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) 13:42:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) 13:42:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) 13:42:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(0xffffffffffffffff, 0xc0305302, &(0x7f0000000000)={0x20, 0x3ff, 0x30f, 0x5f, 0x1, 0x1}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000340)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x28, r2, 0x1, 0x70bd2d, 0x401, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x28}}, 0x4040) r3 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000000400), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000480), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(r3, &(0x7f0000000580)={&(0x7f0000000440), 0xc, &(0x7f0000000140)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@L2TP_ATTR_MTU={0x6}, @L2TP_ATTR_CONN_ID={0x8}]}, 0x24}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r4, 0x2, 0x70bd26, 0x25dfdbff, {}, [@L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x4}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e20}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x40008d1}, 0x0) r5 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r5, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r6}, {0x4}}]}, 0x20}}, 0x0) r7 = socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(r7, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(r7, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r8, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r9}, {0x4}}]}, 0x20}}, 0x0) sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000500)={&(0x7f00000005c0)={0x2dc, 0x0, 0x400, 0x70bd27, 0x25dfdbfc, {}, [{{0x8}, {0xb8, 0x2, 0x0, 0x1, [{0x40, 0x1, @name={{0x24}, {0x5}, {0x10, 0x4, 'loadbalance\x00'}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8}, {0x200, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r6}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x81}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x10001}}}, {0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x4}}, {0x8}}}, {0x5c, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0x2c, 0x4, [{0x4, 0x2, 0x0, 0x1}, {0x0, 0x1, 0x1, 0x10000}, {0x401, 0x4, 0x40, 0xffff}, {0x73, 0x6, 0x20, 0xeb37}, {0x401, 0x1f, 0x6a, 0x2aa0}]}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8, 0x4, r9}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @name={{0x24}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}]}}]}, 0x2dc}, 0x1, 0x0, 0x0, 0x4000001}, 0x40040) 13:42:43 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, 0x0, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000), 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x28, 0x0, 0x10, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x10000004}, 0x4000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c00000046e7b3cdb906e9a6f40c8fec9da633536dd0702299aa448513701836741594749bd27dc65e7021b9e1b158991234caa32701bd5a3402a4a3e271f60ba2d87b211b4d5c975947df9b1a52de2a5d2a20ccc9578842291d4d2c0206022566683a256c6b62d26accecb24dc2c740965a8f7b3f95bb217015", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:43 executing program 1: socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) 13:42:43 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x0) 13:42:43 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(0xffffffffffffffff, 0xc0305302, &(0x7f0000000000)={0x20, 0x3ff, 0x30f, 0x5f, 0x1, 0x1}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000340)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x28, r2, 0x1, 0x70bd2d, 0x401, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x28}}, 0x4040) r3 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000000400), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000480), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(r3, &(0x7f0000000580)={&(0x7f0000000440), 0xc, &(0x7f0000000140)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@L2TP_ATTR_MTU={0x6}, @L2TP_ATTR_CONN_ID={0x8}]}, 0x24}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r4, 0x2, 0x70bd26, 0x25dfdbff, {}, [@L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x4}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e20}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x40008d1}, 0x0) r5 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r5, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r6}, {0x4}}]}, 0x20}}, 0x0) r7 = socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(r7, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(r7, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r8, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r9}, {0x4}}]}, 0x20}}, 0x0) sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000500)={&(0x7f00000005c0)={0x2dc, 0x0, 0x400, 0x70bd27, 0x25dfdbfc, {}, [{{0x8}, {0xb8, 0x2, 0x0, 0x1, [{0x40, 0x1, @name={{0x24}, {0x5}, {0x10, 0x4, 'loadbalance\x00'}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8}, {0x200, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r6}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x81}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x10001}}}, {0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x4}}, {0x8}}}, {0x5c, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0x2c, 0x4, [{0x4, 0x2, 0x0, 0x1}, {0x0, 0x1, 0x1, 0x10000}, {0x401, 0x4, 0x40, 0xffff}, {0x73, 0x6, 0x20, 0xeb37}, {0x401, 0x1f, 0x6a, 0x2aa0}]}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8, 0x4, r9}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @name={{0x24}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}]}}]}, 0x2dc}, 0x1, 0x0, 0x0, 0x4000001}, 0x40040) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(0xffffffffffffffff, 0xc0305302, &(0x7f0000000000)={0x20, 0x3ff, 0x30f, 0x5f, 0x1, 0x1}) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) (async) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000340)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x28, r2, 0x1, 0x70bd2d, 0x401, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x28}}, 0x4040) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000400), r3) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000480), 0xffffffffffffffff) (async) sendmsg$L2TP_CMD_TUNNEL_CREATE(r3, &(0x7f0000000580)={&(0x7f0000000440), 0xc, &(0x7f0000000140)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@L2TP_ATTR_MTU={0x6}, @L2TP_ATTR_CONN_ID={0x8}]}, 0x24}}, 0x0) (async) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r4, 0x2, 0x70bd26, 0x25dfdbff, {}, [@L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x4}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e20}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x40008d1}, 0x0) (async) syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) (async) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000040)) (async) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r5, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r6}, {0x4}}]}, 0x20}}, 0x0) (async) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) (async) ioctl$ifreq_SIOCGIFINDEX_team(r7, 0x8933, &(0x7f0000000040)) (async) sendmsg$TEAM_CMD_OPTIONS_GET(r7, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r8, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r9}, {0x4}}]}, 0x20}}, 0x0) (async) sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000500)={&(0x7f00000005c0)={0x2dc, 0x0, 0x400, 0x70bd27, 0x25dfdbfc, {}, [{{0x8}, {0xb8, 0x2, 0x0, 0x1, [{0x40, 0x1, @name={{0x24}, {0x5}, {0x10, 0x4, 'loadbalance\x00'}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8}, {0x200, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r6}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x81}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x10001}}}, {0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x4}}, {0x8}}}, {0x5c, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0x2c, 0x4, [{0x4, 0x2, 0x0, 0x1}, {0x0, 0x1, 0x1, 0x10000}, {0x401, 0x4, 0x40, 0xffff}, {0x73, 0x6, 0x20, 0xeb37}, {0x401, 0x1f, 0x6a, 0x2aa0}]}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8, 0x4, r9}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @name={{0x24}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}]}}]}, 0x2dc}, 0x1, 0x0, 0x0, 0x4000001}, 0x40040) (async) 13:42:43 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) [ 3399.080925] nbd: must specify at least one socket 13:42:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(0xffffffffffffffff, 0xc0305302, &(0x7f0000000000)={0x20, 0x3ff, 0x30f, 0x5f, 0x1, 0x1}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000340)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x28, r2, 0x1, 0x70bd2d, 0x401, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x28}}, 0x4040) r3 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000000400), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000480), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(r3, &(0x7f0000000580)={&(0x7f0000000440), 0xc, &(0x7f0000000140)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@L2TP_ATTR_MTU={0x6}, @L2TP_ATTR_CONN_ID={0x8}]}, 0x24}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r4, 0x2, 0x70bd26, 0x25dfdbff, {}, [@L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x4}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e20}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x40008d1}, 0x0) r5 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r5, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r6}, {0x4}}]}, 0x20}}, 0x0) r7 = socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(r7, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(r7, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r8, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r9}, {0x4}}]}, 0x20}}, 0x0) sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000500)={&(0x7f00000005c0)={0x2dc, 0x0, 0x400, 0x70bd27, 0x25dfdbfc, {}, [{{0x8}, {0xb8, 0x2, 0x0, 0x1, [{0x40, 0x1, @name={{0x24}, {0x5}, {0x10, 0x4, 'loadbalance\x00'}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8}, {0x200, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r6}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x81}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x10001}}}, {0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x4}}, {0x8}}}, {0x5c, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0x2c, 0x4, [{0x4, 0x2, 0x0, 0x1}, {0x0, 0x1, 0x1, 0x10000}, {0x401, 0x4, 0x40, 0xffff}, {0x73, 0x6, 0x20, 0xeb37}, {0x401, 0x1f, 0x6a, 0x2aa0}]}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8, 0x4, r9}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @name={{0x24}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}]}}]}, 0x2dc}, 0x1, 0x0, 0x0, 0x4000001}, 0x40040) 13:42:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, 0x0, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000), 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x28, 0x0, 0x10, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x10000004}, 0x4000) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c00000046e7b3cdb906e9a6f40c8fec9da633536dd0702299aa448513701836741594749bd27dc65e7021b9e1b158991234caa32701bd5a3402a4a3e271f60ba2d87b211b4d5c975947df9b1a52de2a5d2a20ccc9578842291d4d2c0206022566683a256c6b62d26accecb24dc2c740965a8f7b3f95bb217015", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={0x0, 0x1c}}, 0x0) 13:42:43 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 13:42:43 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 13:42:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r0, 0x0, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000), 0xc, &(0x7f00000001c0)={&(0x7f0000000100)={0x28, 0x0, 0x10, 0x70bd28, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x28}, 0x1, 0x0, 0x0, 0x10000004}, 0x4000) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) socket$inet_sctp(0x2, 0x5, 0x84) (async, rerun: 64) pipe2(&(0x7f0000000180), 0x0) (rerun: 64) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c00000046e7b3cdb906e9a6f40c8fec9da633536dd0702299aa448513701836741594749bd27dc65e7021b9e1b158991234caa32701bd5a3402a4a3e271f60ba2d87b211b4d5c975947df9b1a52de2a5d2a20ccc9578842291d4d2c0206022566683a256c6b62d26accecb24dc2c740965a8f7b3f95bb217015", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={0x0, 0x1c}}, 0x0) 13:42:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 13:42:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(0xffffffffffffffff, 0xc0305302, &(0x7f0000000000)={0x20, 0x3ff, 0x30f, 0x5f, 0x1, 0x1}) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000340)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x28, r2, 0x1, 0x70bd2d, 0x401, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x28}}, 0x4040) r3 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000000400), r3) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000480), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(r3, &(0x7f0000000580)={&(0x7f0000000440), 0xc, &(0x7f0000000140)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@L2TP_ATTR_MTU={0x6}, @L2TP_ATTR_CONN_ID={0x8}]}, 0x24}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r4, 0x2, 0x70bd26, 0x25dfdbff, {}, [@L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x4}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e20}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x40008d1}, 0x0) r5 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r5, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r6}, {0x4}}]}, 0x20}}, 0x0) r7 = socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(r7, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(r7, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r8, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r9}, {0x4}}]}, 0x20}}, 0x0) sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000500)={&(0x7f00000005c0)={0x2dc, 0x0, 0x400, 0x70bd27, 0x25dfdbfc, {}, [{{0x8}, {0xb8, 0x2, 0x0, 0x1, [{0x40, 0x1, @name={{0x24}, {0x5}, {0x10, 0x4, 'loadbalance\x00'}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8}, {0x200, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r6}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x81}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x10001}}}, {0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x4}}, {0x8}}}, {0x5c, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0x2c, 0x4, [{0x4, 0x2, 0x0, 0x1}, {0x0, 0x1, 0x1, 0x10000}, {0x401, 0x4, 0x40, 0xffff}, {0x73, 0x6, 0x20, 0xeb37}, {0x401, 0x1f, 0x6a, 0x2aa0}]}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8, 0x4, r9}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @name={{0x24}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}]}}]}, 0x2dc}, 0x1, 0x0, 0x0, 0x4000001}, 0x40040) [ 3399.162313] nbd: must specify at least one socket [ 3399.168354] nbd: must specify a size in bytes for the device [ 3399.179077] nbd: must specify at least one socket [ 3399.190432] nbd: must specify a size in bytes for the device 13:42:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$SNDRV_SEQ_IOCTL_SYSTEM_INFO(0xffffffffffffffff, 0xc0305302, &(0x7f0000000000)={0x20, 0x3ff, 0x30f, 0x5f, 0x1, 0x1}) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) r2 = syz_genetlink_get_family_id$nbd(&(0x7f00000001c0), r0) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000340)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000002c0)={&(0x7f0000000200)={0x28, r2, 0x1, 0x70bd2d, 0x401, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc}]}, 0x28}}, 0x4040) r3 = socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000000400), r3) (async) r4 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000480), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(r3, &(0x7f0000000580)={&(0x7f0000000440), 0xc, &(0x7f0000000140)={&(0x7f00000004c0)={0x24, r4, 0x1, 0x0, 0x0, {}, [@L2TP_ATTR_MTU={0x6}, @L2TP_ATTR_CONN_ID={0x8}]}, 0x24}}, 0x0) sendmsg$L2TP_CMD_TUNNEL_GET(0xffffffffffffffff, &(0x7f0000000100)={&(0x7f0000000040)={0x10, 0x0, 0x0, 0x4000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000080)={0x34, r4, 0x2, 0x70bd26, 0x25dfdbff, {}, [@L2TP_ATTR_SESSION_ID={0x8, 0xb, 0x4}, @L2TP_ATTR_UDP_SPORT={0x6, 0x1a, 0x4e20}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}, @L2TP_ATTR_PW_TYPE={0x6, 0x1, 0x8}]}, 0x34}, 0x1, 0x0, 0x0, 0x40008d1}, 0x0) (async) r5 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(0xffffffffffffffff, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r5, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r6}, {0x4}}]}, 0x20}}, 0x0) r7 = socket$nl_generic(0x10, 0x3, 0x10) r8 = syz_genetlink_get_family_id$team(&(0x7f00000000c0), 0xffffffffffffffff) (async) ioctl$ifreq_SIOCGIFINDEX_team(r7, 0x8933, &(0x7f0000000040)={'team0\x00', 0x0}) sendmsg$TEAM_CMD_OPTIONS_GET(r7, &(0x7f0000000780)={0x0, 0x0, &(0x7f0000000740)={&(0x7f0000000240)={0x20, r8, 0x1, 0x0, 0x0, {}, [{{0x8, 0x1, r9}, {0x4}}]}, 0x20}}, 0x0) (async) sendmsg$TEAM_CMD_PORT_LIST_GET(0xffffffffffffffff, &(0x7f0000000540)={&(0x7f0000000380)={0x10, 0x0, 0x0, 0x800000}, 0xc, &(0x7f0000000500)={&(0x7f00000005c0)={0x2dc, 0x0, 0x400, 0x70bd27, 0x25dfdbfc, {}, [{{0x8}, {0xb8, 0x2, 0x0, 0x1, [{0x40, 0x1, @name={{0x24}, {0x5}, {0x10, 0x4, 'loadbalance\x00'}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}]}}, {{0x8}, {0x200, 0x2, 0x0, 0x1, [{0x3c, 0x1, @enabled={{{0x24}, {0x5}, {0x4}}, {0x8, 0x6, r6}}}, {0x38, 0x1, @mcast_rejoin_interval={{0x24}, {0x5}, {0x8, 0x4, 0x81}}}, {0x38, 0x1, @notify_peers_interval={{0x24}, {0x5}, {0x8, 0x4, 0x10001}}}, {0x40, 0x1, @queue_id={{{0x24}, {0x5}, {0x8, 0x4, 0x4}}, {0x8}}}, {0x5c, 0x1, @bpf_hash_func={{0x24}, {0x5}, {0x2c, 0x4, [{0x4, 0x2, 0x0, 0x1}, {0x0, 0x1, 0x1, 0x10000}, {0x401, 0x4, 0x40, 0xffff}, {0x73, 0x6, 0x20, 0xeb37}, {0x401, 0x1f, 0x6a, 0x2aa0}]}}}, {0x38, 0x1, @activeport={{0x24}, {0x5}, {0x8, 0x4, r9}}}, {0x3c, 0x1, @user_linkup_enabled={{{0x24}, {0x5}, {0x4}}, {0x8}}}, {0x40, 0x1, @name={{0x24}, {0x5}, {0xe, 0x4, 'broadcast\x00'}}}]}}]}, 0x2dc}, 0x1, 0x0, 0x0, 0x4000001}, 0x40040) 13:42:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) [ 3399.232179] nbd: must specify a size in bytes for the device 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={0x0, 0x1c}}, 0x0) 13:42:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}]}, 0x30}}, 0x0) 13:42:43 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={0x0, 0x1c}}, 0x0) [ 3399.281928] nbd: must specify a size in bytes for the device [ 3399.306143] nbd: must specify at least one socket [ 3399.311489] nbd: must specify at least one socket [ 3399.320703] nbd: must specify a size in bytes for the device 13:42:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x40, r6, 0x1, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe8d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x40}}, 0x20000001) r7 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r7, 0x84, 0x8, &(0x7f0000000140), &(0x7f0000000180)=0x4) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(0xffffffffffffffff, 0x40505331, &(0x7f0000000080)={{0x0, 0x3f}, {}, 0x2b9, 0x2, 0x20}) openat$binderfs(0xffffffffffffff9c, &(0x7f0000000100)='./binderfs/custom0\x00', 0x2, 0x0) r8 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000440), r8) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) socket$phonet_pipe(0x23, 0x5, 0x2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0], 0x1c}}, 0x0) 13:42:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x40, r6, 0x1, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe8d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x40}}, 0x20000001) (async) r7 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r7, 0x84, 0x8, &(0x7f0000000140), &(0x7f0000000180)=0x4) (async) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(0xffffffffffffffff, 0x40505331, &(0x7f0000000080)={{0x0, 0x3f}, {}, 0x2b9, 0x2, 0x20}) openat$binderfs(0xffffffffffffff9c, &(0x7f0000000100)='./binderfs/custom0\x00', 0x2, 0x0) (async) r8 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000440), r8) (async) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) socket$phonet_pipe(0x23, 0x5, 0x2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 13:42:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x40, r6, 0x1, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe8d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x40}}, 0x20000001) r7 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r7, 0x84, 0x8, &(0x7f0000000140), &(0x7f0000000180)=0x4) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(0xffffffffffffffff, 0x40505331, &(0x7f0000000080)={{0x0, 0x3f}, {}, 0x2b9, 0x2, 0x20}) openat$binderfs(0xffffffffffffff9c, &(0x7f0000000100)='./binderfs/custom0\x00', 0x2, 0x0) r8 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000440), r8) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) socket$phonet_pipe(0x23, 0x5, 0x2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0], 0x1c}}, 0x0) 13:42:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) [ 3399.391256] nbd: must specify a size in bytes for the device [ 3399.412423] nbd: must specify at least one socket 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0], 0x1c}}, 0x0) [ 3399.467800] nbd: must specify at least one socket 13:42:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 13:42:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) [ 3399.492804] nbd: must specify at least one socket 13:42:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = socket$inet_sctp(0x2, 0x1, 0x84) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, 0x0, 0x0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x40, r6, 0x1, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe8d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x40}}, 0x20000001) r7 = socket$inet_sctp(0x2, 0x1, 0x84) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r7, 0x84, 0x8, &(0x7f0000000140), &(0x7f0000000180)=0x4) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(0xffffffffffffffff, 0x40505331, &(0x7f0000000080)={{0x0, 0x3f}, {}, 0x2b9, 0x2, 0x20}) openat$binderfs(0xffffffffffffff9c, &(0x7f0000000100)='./binderfs/custom0\x00', 0x2, 0x0) r8 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000440), r8) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) socket$phonet_pipe(0x23, 0x5, 0x2) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x1, 0x84) (async) setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(r1, 0x84, 0x64, 0x0, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r3) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r2) (async) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000380)={&(0x7f00000001c0)={0x10, 0x0, 0x0, 0x1000000}, 0xc, &(0x7f0000000340)={&(0x7f00000002c0)={0x40, r6, 0x1, 0x70bd26, 0x25dfdbfd, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe8d}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x4}]}, 0x40}}, 0x20000001) (async) socket$inet_sctp(0x2, 0x1, 0x84) (async) getsockopt$inet_sctp_SCTP_DISABLE_FRAGMENTS(r7, 0x84, 0x8, &(0x7f0000000140), &(0x7f0000000180)=0x4) (async) ioctl$SNDRV_SEQ_IOCTL_UNSUBSCRIBE_PORT(0xffffffffffffffff, 0x40505331, &(0x7f0000000080)={{0x0, 0x3f}, {}, 0x2b9, 0x2, 0x20}) (async) openat$binderfs(0xffffffffffffff9c, &(0x7f0000000100)='./binderfs/custom0\x00', 0x2, 0x0) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000440), r8) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) (async) socket$phonet_pipe(0x23, 0x5, 0x2) (async) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r4, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) 13:42:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB], 0x1c}}, 0x0) 13:42:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x38, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x38}}, 0x0) 13:42:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) [ 3399.532488] nbd: must specify at least one socket [ 3399.551381] nbd: must specify at least one socket 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB], 0x1c}}, 0x0) 13:42:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x20, r3, 0x800, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x240008c0}, 0x20008880) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r4) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000140)={&(0x7f00000004c0)={{0x14}, [@NFT_MSG_DELOBJ={0x68, 0x14, 0xa, 0x402, 0x0, 0x0, {0x7, 0x0, 0x6}, [@NFTA_OBJ_USERDATA={0x45, 0x8, "30545cf145d047e14ea1580bbef05f768d2f9860f87741961e929dc8a6c54d0b4a1367d5763e10f3d7843c73d2a16b8bb09aa2ff59953883513720434029c14388"}, @NFTA_OBJ_NAME={0x9, 0x2, 'syz1\x00'}]}, @NFT_MSG_NEWSET={0x20, 0x9, 0xa, 0x201, 0x0, 0x0, {0x2, 0x0, 0x6}, [@NFTA_SET_TABLE={0x9, 0x1, 'syz1\x00'}]}, @NFT_MSG_NEWSET={0x1c, 0x9, 0xa, 0x0, 0x0, 0x0, {0xc, 0x0, 0x4}, [@NFTA_SET_DATA_LEN={0x8, 0x7, 0x1, 0x0, 0xa}]}, @NFT_MSG_NEWOBJ={0x20, 0x12, 0xa, 0x401, 0x0, 0x0, {0x3, 0x0, 0x4}, @NFT_OBJECT_TUNNEL=@NFTA_OBJ_HANDLE={0xc, 0x6, 0x1, 0x0, 0x4}}, @NFT_MSG_NEWCHAIN={0x90, 0x3, 0xa, 0x5, 0x0, 0x0, {0xa, 0x0, 0x3}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8, 0x1, 0x1, 0x0, 0x3}, @NFTA_HOOK_HOOKNUM={0x8, 0x1, 0x1, 0x0, 0x3}, @NFTA_HOOK_DEV={0x14, 0x3, 'veth0_to_bridge\x00'}]}, @NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_USERDATA={0x3c, 0xc, "ecae47f65203ac8f0d63387c158e1877d6e71913854bad906bb7717bbff602c5d1feb02566aab93d33ab551cd30dd0104426eb441a5a2c1d"}]}, @NFT_MSG_NEWSETELEM={0x44, 0xc, 0xa, 0x3, 0x0, 0x0, {0x3, 0x0, 0x4}, [@NFTA_SET_ELEM_LIST_SET_ID={0x8, 0x4, 0x1, 0x0, 0x1}, @NFTA_SET_ELEM_LIST_ELEMENTS={0x28, 0x3, 0x0, 0x1, [{0x24, 0x0, 0x0, 0x1, [@NFTA_SET_ELEM_EXPR={0x4}, @NFTA_SET_ELEM_OBJREF={0x9, 0x9, 'syz2\x00'}, @NFTA_SET_ELEM_EXPR={0x4}, @NFTA_SET_ELEM_OBJREF={0x9, 0x9, 'syz0\x00'}]}]}]}], {0x14}}, 0x1c0}, 0x1, 0x0, 0x0, 0xc000}, 0x4000091) 13:42:43 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0], 0x1c}}, 0x0) 13:42:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) [ 3399.601532] nbd: must specify at least one socket [ 3399.613188] nbd: must specify at least one socket 13:42:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r3) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r4, 0xc01864c6, &(0x7f0000000200)={&(0x7f00000001c0)=[0x2, 0x9, 0x2, 0x5, 0x40], 0x5, 0x80000, 0x0, 0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x30, r5, 0x0, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r6}, {0x8, 0x1, r1}]}]}, 0x30}, 0x1, 0x0, 0x0, 0xc0}, 0x4000) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r7, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x20, r3, 0x800, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x240008c0}, 0x20008880) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r4) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000140)={&(0x7f00000004c0)={{0x14}, [@NFT_MSG_DELOBJ={0x68, 0x14, 0xa, 0x402, 0x0, 0x0, {0x7, 0x0, 0x6}, [@NFTA_OBJ_USERDATA={0x45, 0x8, "30545cf145d047e14ea1580bbef05f768d2f9860f87741961e929dc8a6c54d0b4a1367d5763e10f3d7843c73d2a16b8bb09aa2ff59953883513720434029c14388"}, @NFTA_OBJ_NAME={0x9, 0x2, 'syz1\x00'}]}, @NFT_MSG_NEWSET={0x20, 0x9, 0xa, 0x201, 0x0, 0x0, {0x2, 0x0, 0x6}, [@NFTA_SET_TABLE={0x9, 0x1, 'syz1\x00'}]}, @NFT_MSG_NEWSET={0x1c, 0x9, 0xa, 0x0, 0x0, 0x0, {0xc, 0x0, 0x4}, [@NFTA_SET_DATA_LEN={0x8, 0x7, 0x1, 0x0, 0xa}]}, @NFT_MSG_NEWOBJ={0x20, 0x12, 0xa, 0x401, 0x0, 0x0, {0x3, 0x0, 0x4}, @NFT_OBJECT_TUNNEL=@NFTA_OBJ_HANDLE={0xc, 0x6, 0x1, 0x0, 0x4}}, @NFT_MSG_NEWCHAIN={0x90, 0x3, 0xa, 0x5, 0x0, 0x0, {0xa, 0x0, 0x3}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8, 0x1, 0x1, 0x0, 0x3}, @NFTA_HOOK_HOOKNUM={0x8, 0x1, 0x1, 0x0, 0x3}, @NFTA_HOOK_DEV={0x14, 0x3, 'veth0_to_bridge\x00'}]}, @NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_USERDATA={0x3c, 0xc, "ecae47f65203ac8f0d63387c158e1877d6e71913854bad906bb7717bbff602c5d1feb02566aab93d33ab551cd30dd0104426eb441a5a2c1d"}]}, @NFT_MSG_NEWSETELEM={0x44, 0xc, 0xa, 0x3, 0x0, 0x0, {0x3, 0x0, 0x4}, [@NFTA_SET_ELEM_LIST_SET_ID={0x8, 0x4, 0x1, 0x0, 0x1}, @NFTA_SET_ELEM_LIST_ELEMENTS={0x28, 0x3, 0x0, 0x1, [{0x24, 0x0, 0x0, 0x1, [@NFTA_SET_ELEM_EXPR={0x4}, @NFTA_SET_ELEM_OBJREF={0x9, 0x9, 'syz2\x00'}, @NFTA_SET_ELEM_EXPR={0x4}, @NFTA_SET_ELEM_OBJREF={0x9, 0x9, 'syz0\x00'}]}]}]}], {0x14}}, 0x1c0}, 0x1, 0x0, 0x0, 0xc000}, 0x4000091) 13:42:43 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:43 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:43 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB], 0x1c}}, 0x0) 13:42:43 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:43 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r3) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r4, 0xc01864c6, &(0x7f0000000200)={&(0x7f00000001c0)=[0x2, 0x9, 0x2, 0x5, 0x40], 0x5, 0x80000, 0x0, 0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x30, r5, 0x0, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r6}, {0x8, 0x1, r1}]}]}, 0x30}, 0x1, 0x0, 0x0, 0xc0}, 0x4000) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r7, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r3) (async) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r4, 0xc01864c6, &(0x7f0000000200)={&(0x7f00000001c0)=[0x2, 0x9, 0x2, 0x5, 0x40], 0x5, 0x80000}) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x30, r5, 0x0, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r6}, {0x8, 0x1, r1}]}]}, 0x30}, 0x1, 0x0, 0x0, 0xc0}, 0x4000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r7, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) 13:42:43 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r3 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r1) sendmsg$NBD_CMD_STATUS(r2, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r3, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f00000000c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x200000}, 0xc, &(0x7f0000000080)={&(0x7f0000000040)={0x20, r3, 0x800, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}]}, 0x20}, 0x1, 0x0, 0x0, 0x240008c0}, 0x20008880) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r4) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r5, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) sendmsg$NFT_BATCH(0xffffffffffffffff, &(0x7f0000000180)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x800}, 0xc, &(0x7f0000000140)={&(0x7f00000004c0)={{0x14}, [@NFT_MSG_DELOBJ={0x68, 0x14, 0xa, 0x402, 0x0, 0x0, {0x7, 0x0, 0x6}, [@NFTA_OBJ_USERDATA={0x45, 0x8, "30545cf145d047e14ea1580bbef05f768d2f9860f87741961e929dc8a6c54d0b4a1367d5763e10f3d7843c73d2a16b8bb09aa2ff59953883513720434029c14388"}, @NFTA_OBJ_NAME={0x9, 0x2, 'syz1\x00'}]}, @NFT_MSG_NEWSET={0x20, 0x9, 0xa, 0x201, 0x0, 0x0, {0x2, 0x0, 0x6}, [@NFTA_SET_TABLE={0x9, 0x1, 'syz1\x00'}]}, @NFT_MSG_NEWSET={0x1c, 0x9, 0xa, 0x0, 0x0, 0x0, {0xc, 0x0, 0x4}, [@NFTA_SET_DATA_LEN={0x8, 0x7, 0x1, 0x0, 0xa}]}, @NFT_MSG_NEWOBJ={0x20, 0x12, 0xa, 0x401, 0x0, 0x0, {0x3, 0x0, 0x4}, @NFT_OBJECT_TUNNEL=@NFTA_OBJ_HANDLE={0xc, 0x6, 0x1, 0x0, 0x4}}, @NFT_MSG_NEWCHAIN={0x90, 0x3, 0xa, 0x5, 0x0, 0x0, {0xa, 0x0, 0x3}, [@NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_HOOK={0x28, 0x4, 0x0, 0x1, [@NFTA_HOOK_HOOKNUM={0x8, 0x1, 0x1, 0x0, 0x3}, @NFTA_HOOK_HOOKNUM={0x8, 0x1, 0x1, 0x0, 0x3}, @NFTA_HOOK_DEV={0x14, 0x3, 'veth0_to_bridge\x00'}]}, @NFTA_CHAIN_TABLE={0x9, 0x1, 'syz0\x00'}, @NFTA_CHAIN_USERDATA={0x3c, 0xc, "ecae47f65203ac8f0d63387c158e1877d6e71913854bad906bb7717bbff602c5d1feb02566aab93d33ab551cd30dd0104426eb441a5a2c1d"}]}, @NFT_MSG_NEWSETELEM={0x44, 0xc, 0xa, 0x3, 0x0, 0x0, {0x3, 0x0, 0x4}, [@NFTA_SET_ELEM_LIST_SET_ID={0x8, 0x4, 0x1, 0x0, 0x1}, @NFTA_SET_ELEM_LIST_ELEMENTS={0x28, 0x3, 0x0, 0x1, [{0x24, 0x0, 0x0, 0x1, [@NFTA_SET_ELEM_EXPR={0x4}, @NFTA_SET_ELEM_OBJREF={0x9, 0x9, 'syz2\x00'}, @NFTA_SET_ELEM_EXPR={0x4}, @NFTA_SET_ELEM_OBJREF={0x9, 0x9, 'syz0\x00'}]}]}]}], {0x14}}, 0x1c0}, 0x1, 0x0, 0x0, 0xc000}, 0x4000091) 13:42:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:44 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={0x0, 0x1c}}, 0x0) 13:42:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="010200000000"], 0x1c}}, 0x0) 13:42:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:44 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x58, r6, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfd}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3c}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000800}, 0x40) 13:42:44 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:44 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$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r3) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r4, 0xc01864c6, &(0x7f0000000200)={&(0x7f00000001c0)=[0x2, 0x9, 0x2, 0x5, 0x40], 0x5, 0x80000, 0x0, 0xffffffffffffffff}) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x30, r5, 0x0, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r6}, {0x8, 0x1, r1}]}]}, 0x30}, 0x1, 0x0, 0x0, 0xc0}, 0x4000) r7 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r7, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r3) (async) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(r4, 0xc01864c6, &(0x7f0000000200)={&(0x7f00000001c0)=[0x2, 0x9, 0x2, 0x5, 0x40], 0x5, 0x80000}) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000340)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x2000}, 0xc, &(0x7f0000000300)={&(0x7f00000002c0)={0x30, r5, 0x0, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SOCKETS={0x1c, 0x7, 0x0, 0x1, [{0x8, 0x1, r2}, {0x8, 0x1, r6}, {0x8, 0x1, r1}]}]}, 0x30}, 0x1, 0x0, 0x0, 0xc0}, 0x4000) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r7, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r7, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) 13:42:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="010200000000"], 0x1c}}, 0x0) 13:42:44 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:44 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:44 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$nbd(&(0x7f0000000240), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x58, r6, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfd}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3c}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000800}, 0x40) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) (async) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) (async) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x58, r6, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfd}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3c}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000800}, 0x40) (async) 13:42:44 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, 0x0, 0x0) 13:42:44 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="010200000000"], 0x1c}}, 0x0) 13:42:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000300)={0x2c, r1, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x32f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x2c}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)={0x68, r1, 0x200, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x106}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe43}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x52}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffffffffff7f}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x68}, 0x1, 0x0, 0x0, 0x24004001}, 0x4008810) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="ca03"], 0x1c}}, 0x0) 13:42:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ec"], 0x1c}}, 0x0) 13:42:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:44 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000300)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) r0 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000040), 0xffffffffffffffff) sendmsg$L2TP_CMD_SESSION_MODIFY(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000), 0xc, &(0x7f0000000200)={&(0x7f0000000340)=ANY=[@ANYBLOB="02045b626d841169280074d3d0130000", @ANYRES16=r0, @ANYBLOB="00022dbd7000f8dbdf250700000045ef86d38639e8c07308a38d761b9da2f7c1c5dc858c70f9994ed0c02b9d363c6970a9bfff0f2af6f15485889939476ef8fb4e395d176dcadb96a45e5930da"], 0x14}, 0x1, 0x0, 0x0, 0x8000}, 0x48) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYRES64=r1], 0x1c}}, 0x0) 13:42:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000300)={0x2c, r1, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x32f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x2c}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)={0x68, r1, 0x200, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x106}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe43}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x52}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffffffffff7f}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x68}, 0x1, 0x0, 0x0, 0x24004001}, 0x4008810) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="ca03"], 0x1c}}, 0x0) 13:42:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:44 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r2, 0x0, 0x0) sendmsg$NBD_CMD_CONNECT(r2, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) (async) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) r6 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r4) (rerun: 64) sendmsg$NBD_CMD_STATUS(r5, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r6, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) (async) sendmsg$NBD_CMD_DISCONNECT(r3, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x58, r6, 0x100, 0x70bd27, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x8, 0xa, 'nbd\x00'}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfd}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x2}, @NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x3c}]}, 0x58}, 0x1, 0x0, 0x0, 0x4000800}, 0x40) 13:42:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ec"], 0x1c}}, 0x0) 13:42:44 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:44 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, 0x0) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000300)={0x2c, r1, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x32f}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x200}]}, 0x2c}}, 0x0) sendmsg$NBD_CMD_DISCONNECT(r0, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)={0x68, r1, 0x200, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x106}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xe43}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x52}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x3}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0xffffffffffffff7f}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x81}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x68}, 0x1, 0x0, 0x0, 0x24004001}, 0x4008810) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="ca03"], 0x1c}}, 0x0) 13:42:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ec"], 0x1c}}, 0x0) 13:42:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="017620aae3ac8d2e7f0100ffffffffffff5901d24631d51112000363b72550c9279ec2717366807063690ceefc474ea637b72c2c3be73a173bf4e8c86ac22fb6cf7e6aaea9c8ee9a43f269774b4b7a61d26c28f60d0349761f4aee369a4bc81c6b68e8dbeb2d434d3932a9fdf8dc59f8d813a13a0c9f211cfdfee47fe4"], 0x1c}}, 0x0) 13:42:44 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:44 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000080)={&(0x7f0000000040)=[0x6, 0x7, 0x7, 0x8], 0x4}) inotify_init() 13:42:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="017620aae3ac8d2e7f0100ffffffffffff5901d24631d51112000363b72550c9279ec2717366807063690ceefc474ea637b72c2c3be73a173bf4e8c86ac22fb6cf7e6aaea9c8ee9a43f269774b4b7a61d26c28f60d0349761f4aee369a4bc81c6b68e8dbeb2d434d3932a9fdf8dc59f8d813a13a0c9f211cfdfee47fe4"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="017620aae3ac8d2e7f0100ffffffffffff5901d24631d51112000363b72550c9279ec2717366807063690ceefc474ea637b72c2c3be73a173bf4e8c86ac22fb6cf7e6aaea9c8ee9a43f269774b4b7a61d26c28f60d0349761f4aee369a4bc81c6b68e8dbeb2d434d3932a9fdf8dc59f8d813a13a0c9f211cfdfee47fe4"], 0x1c}}, 0x0) (async) 13:42:44 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x30, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_CLIENT_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x30}}, 0x0) 13:42:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff"], 0x1c}}, 0x0) 13:42:44 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000080)={&(0x7f0000000040)=[0x6, 0x7, 0x7, 0x8], 0x4}) (async) inotify_init() 13:42:44 executing program 1: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, 0xfffffffffffffffc) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) 13:42:44 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000001c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d246319511f38e03f02787bc621cf3b06f3fb58eda4f0f11d50f24aba4b41390b9ee0954f9666094edcbad5f9096270d0fb5eb7f87acb8ac2057f4f3675b69eabc261139ca51e6c869698f24b29e8484045ea00faf39e2"], 0x1c}}, 0x0) 13:42:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff"], 0x1c}}, 0x0) 13:42:44 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x1, 0x3853c1) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:44 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) ioctl$DRM_IOCTL_MODE_CREATE_LEASE(0xffffffffffffffff, 0xc01864c6, &(0x7f0000000080)={&(0x7f0000000040)=[0x6, 0x7, 0x7, 0x8], 0x4}) (async) inotify_init() 13:42:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="017620aae3ac8d2e7f0100ffffffffffff5901d24631d51112000363b72550c9279ec2717366807063690ceefc474ea637b72c2c3be73a173bf4e8c86ac22fb6cf7e6aaea9c8ee9a43f269774b4b7a61d26c28f60d0349761f4aee369a4bc81c6b68e8dbeb2d434d3932a9fdf8dc59f8d813a13a0c9f211cfdfee47fe4"], 0x1c}}, 0x0) 13:42:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:44 executing program 4: write$P9_RWSTAT(0xffffffffffffffff, &(0x7f0000000000)={0x7, 0x7f, 0x2}, 0x7) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x6}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff"], 0x1c}}, 0x0) 13:42:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r3) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) r5 = syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x84000) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000140)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000100)={&(0x7f0000000080)={0x5c, 0x0, 0x100, 0x70bd2b, 0x25dfdbfd, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0xb, 0xa, ')$.#{^$'}, @NBD_ATTR_SOCKETS={0x3c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r1}, {0x8, 0x1, r2}, {0x8, 0x1, r3}, {0x8, 0x1, r4}, {0x8, 0x1, r5}]}]}, 0x5c}, 0x1, 0x0, 0x0, 0x20040000}, 0x4000000) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r7 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r6) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r7, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) 13:42:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 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$nbd(&(0x7f0000000080), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) r8 = syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r7, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0xb00, r8, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PEERS={0xac0, 0x8, 0x0, 0x1, [{0x5f8, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x4}, @WGPEER_A_ALLOWEDIPS={0x1bc, 0x9, 0x0, 0x1, [{0x58, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @remote}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, {0x5, 0x3, 0x2}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x3}}]}, {0x4c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x2b}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0x4}]}, @WGPEER_A_ALLOWEDIPS={0x400, 0x9, 0x0, 0x1, [{0xe8, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010102}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x2}}]}, {0x118, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5, 0x3, 0x1}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @local}, {0x5, 0x3, 0x2}}]}]}, @WGPEER_A_FLAGS={0x8, 0x3, 0x7}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @multicast1}}]}, {0x48, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x7f}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e21, 0xba34, @remote, 0x80}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x34}}}, @WGPEER_A_FLAGS={0x8}]}, {0x440, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x1c0d}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "0222c6b7882afba15606cf4706576ae4a88724de37a7589159097fd96fc6c2c9"}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e23, 0x4, @private1={0xfc, 0x1, '\x00', 0x1}, 0x5}}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x48}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x81}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x5}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x16}}}, @WGPEER_A_ALLOWEDIPS={0x2c0, 0x9, 0x0, 0x1, [{0xac, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0xf4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}]}, {0xb8, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1f}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010102}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x3}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ALLOWEDIPS={0xe0, 0x9, 0x0, 0x1, [{0xdc, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}]}]}]}, {0xc, 0x0, 0x0, 0x1, [@WGPEER_A_PROTOCOL_VERSION={0x8}]}, {0x30, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_PROTOCOL_VERSION={0x8}]}]}]}, 0xb00}, 0x1, 0x0, 0x0, 0x800}, 0x400c020) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000001140)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0d010000000000000000050000000c00078008000100", @ANYRES32, @ANYBLOB="1aff18b538bb04be25988bf22bc2d65076d4be5f4ae39383d80a8dc0833f8a5c865d2591cf54a320e725baac2254a5bf4fbcafc8427498e88f4d220150ae4ccd040090a85a288377fce5c9f832bb9f4f1d9b9d3ec87323f297f4a6c3beec8ce06b7a79441ca34e9f9db6914d4a94737f9a1030c0ccc935ceffd617a9909cc86bd28ad9afec5e71537cbb6a70fcad022ffc50efab8b4c5356b909b40bff429a5f5735a5c5c6b634d12bc8131268ba6872e38e3cb85490068be7e4b7a58bef3d98a0d4a3ebd9e5b4092d6a363c10e9d6b85e1c00851f53e37ecf6a"], 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x5c, r5, 0x200, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\xba)'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7ff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xc86}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, '(}\\:,[:#\xd9'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x5}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40000c0}, 0x24008010) 13:42:44 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r1) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000480), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(r1, &(0x7f0000000580)={&(0x7f0000000440), 0xfffffffffffffd57, &(0x7f0000000340)={&(0x7f0000000400)={0x24, r2, 0x100, 0x0, 0x0, {}, [@L2TP_ATTR_MTU={0x6, 0x1c, 0x5}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}]}, 0x49}, 0x1, 0x0, 0x0, 0x80}, 0x40000) sendmsg$L2TP_CMD_TUNNEL_DELETE(r0, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f00000004c0)=ANY=[@ANYBLOB="1c0005005ea21bc1f3d2a8a226cab03e1f73c28c25198f7b8eec08dea0d446fe922b4543b79ce3b3f0688685fdc91d248efc320a52b01110ff9396c3c0c33c301fe50a85bb3cbb760c0794a0799aa0cca1ff867c697890ded6ffa9aa59062733b186d149c553f52c186a1b6e308a18b6a89d7bc457442562fb2c2beb76ec2636deb02515a9343bb749d02bb3f8c82089cc707f1cee591d67538c", @ANYRES16=r3, @ANYBLOB="00042dbd7000fcdbdf25020000000600020000000000"], 0x1c}, 0x1, 0x0, 0x0, 0x8880}, 0x20000004) sendmsg$L2TP_CMD_TUNNEL_CREATE(r0, &(0x7f0000000300)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x2c, r2, 0xe05, 0x70bd2b, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5, 0x21, 0x3}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0xfff}, @L2TP_ATTR_FD={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x880}, 0x11) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r4) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000040)=0x1, 0x4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r5, @ANYBLOB="010200fbffffff00eeff02"], 0x1c}}, 0x0) 13:42:44 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_genetlink_get_family_id$nbd(&(0x7f0000000040), r0) r5 = syz_open_dev$vcsn(&(0x7f0000000080), 0x3, 0x80) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) r7 = syz_open_dev$vcsn(&(0x7f0000000100), 0xb9, 0x6800) r8 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r8) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) r10 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r10) r11 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r11) r12 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r12) sendmsg$NBD_CMD_CONNECT(r3, &(0x7f0000000340)={&(0x7f0000000000), 0xc, &(0x7f00000002c0)={&(0x7f0000000140)={0xf8, r4, 0x200, 0x70bd2d, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0xfffffffffffffff7}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8, 0x1, r5}, {0x8, 0x1, r6}, {0x8}, {0x8, 0x1, r7}, {0x8, 0x1, r9}, {0x8, 0x1, r9}, {0x8, 0x1, r8}, {0x8}, {0x8}]}, @NBD_ATTR_SOCKETS={0x54, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r9}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8}, {0x8, 0x1, r11}, {0x8, 0x1, r12}]}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x1}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x8}]}, 0xf8}, 0x1, 0x0, 0x0, 0x10}, 0x4) 13:42:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB='t\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="2000afa7700000dbdf25030000001400078008000111", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32=r1, @ANYBLOB="0c00040000020000000000000c000300ffffff7f0000000006000a002f2f000005000a00a80000000c000200ffffffff000000000c00030005000000000000000c0004000700000000000000"], 0x74}, 0x1, 0x0, 0x0, 0x4000085}, 0x8040) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) write$RDMA_USER_CM_CMD_INIT_QP_ATTR(0xffffffffffffffff, &(0x7f0000000080)={0xb, 0x10, 0xfa00, {&(0x7f0000000300), 0xffffffffffffffff, 0x2}}, 0x18) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) [ 3400.439393] nla_parse: 80 callbacks suppressed [ 3400.439398] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. 13:42:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB='t\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="2000afa7700000dbdf25030000001400078008000111", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32=r1, @ANYBLOB="0c00040000020000000000000c000300ffffff7f0000000006000a002f2f000005000a00a80000000c000200ffffffff000000000c00030005000000000000000c0004000700000000000000"], 0x74}, 0x1, 0x0, 0x0, 0x4000085}, 0x8040) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) write$RDMA_USER_CM_CMD_INIT_QP_ATTR(0xffffffffffffffff, &(0x7f0000000080)={0xb, 0x10, 0xfa00, {&(0x7f0000000300), 0xffffffffffffffff, 0x2}}, 0x18) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) (async) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB='t\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="2000afa7700000dbdf25030000001400078008000111", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32=r1, @ANYBLOB="0c00040000020000000000000c000300ffffff7f0000000006000a002f2f000005000a00a80000000c000200ffffffff000000000c00030005000000000000000c0004000700000000000000"], 0x74}, 0x1, 0x0, 0x0, 0x4000085}, 0x8040) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) write$RDMA_USER_CM_CMD_INIT_QP_ATTR(0xffffffffffffffff, &(0x7f0000000080)={0xb, 0x10, 0xfa00, {&(0x7f0000000300), 0xffffffffffffffff, 0x2}}, 0x18) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) 13:42:44 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$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) syz_genetlink_get_family_id$nbd(&(0x7f0000000100), r2) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:44 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000002c0)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003b7f7de557c77582baf1557677d7716b4fc8b7c8f2b0a43ebb585dfc45e055d2c8ca45c2a18b84c5d23615c2e24c35f72fe363280703b2915548d1ce6a10903182cf8a669599c5fa8fefd2ec7dfc4a55e36c39de056bae85cafaf309b39a5689507760a389fa2d8280b42e5f2bbee5b3317d8e6f944224f038967594e6939619d59b38be00f57c1672c365b90c9e86d636ec2c93bd6069d8547ab655bd0151a5086fb58e2684d49de654cbb0ce72575ec4bad8311ab6a350100d9ff3696cef971d4284aa8a1d69131"], 0x1c}}, 0x0) 13:42:44 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r0) r1 = socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000380), r1) r3 = syz_genetlink_get_family_id$l2tp(&(0x7f0000000480), 0xffffffffffffffff) sendmsg$L2TP_CMD_TUNNEL_CREATE(r1, &(0x7f0000000580)={&(0x7f0000000440), 0xfffffffffffffd57, &(0x7f0000000340)={&(0x7f0000000400)={0x24, r2, 0x100, 0x0, 0x0, {}, [@L2TP_ATTR_MTU={0x6, 0x1c, 0x5}, @L2TP_ATTR_CONN_ID={0x8, 0x9, 0x4}]}, 0x49}, 0x1, 0x0, 0x0, 0x80}, 0x40000) sendmsg$L2TP_CMD_TUNNEL_DELETE(r0, &(0x7f0000000200)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x4000000}, 0xc, &(0x7f00000001c0)={&(0x7f00000004c0)=ANY=[@ANYBLOB="1c0005005ea21bc1f3d2a8a226cab03e1f73c28c25198f7b8eec08dea0d446fe922b4543b79ce3b3f0688685fdc91d248efc320a52b01110ff9396c3c0c33c301fe50a85bb3cbb760c0794a0799aa0cca1ff867c697890ded6ffa9aa59062733b186d149c553f52c186a1b6e308a18b6a89d7bc457442562fb2c2beb76ec2636deb02515a9343bb749d02bb3f8c82089cc707f1cee591d67538c", @ANYRES16=r3, @ANYBLOB="00042dbd7000fcdbdf25020000000600020000000000"], 0x1c}, 0x1, 0x0, 0x0, 0x8880}, 0x20000004) sendmsg$L2TP_CMD_TUNNEL_CREATE(r0, &(0x7f0000000300)={&(0x7f0000000240)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f00000002c0)={&(0x7f0000000280)={0x2c, r2, 0xe05, 0x70bd2b, 0x25dfdbfd, {}, [@L2TP_ATTR_UDP_ZERO_CSUM6_TX={0x5, 0x21, 0x3}, @L2TP_ATTR_VLAN_ID={0x6, 0xe, 0xfff}, @L2TP_ATTR_FD={0x8}]}, 0x2c}, 0x1, 0x0, 0x0, 0x880}, 0x11) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r4, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r4) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) setsockopt$netrom_NETROM_T1(0xffffffffffffffff, 0x103, 0x1, &(0x7f0000000040)=0x1, 0x4) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r5, @ANYBLOB="010200fbffffff00eeff02"], 0x1c}}, 0x0) 13:42:44 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)={0xffffffffffffffff}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r2 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r2) (async) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000002c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x20}, 0xc, &(0x7f0000000100)={&(0x7f00000001c0)=ANY=[@ANYBLOB='t\x00\x00\x00', @ANYRES16=0x0, @ANYBLOB="2000afa7700000dbdf25030000001400078008000111", @ANYRES32=r2, @ANYBLOB="08000100", @ANYRES32=r1, @ANYBLOB="0c00040000020000000000000c000300ffffff7f0000000006000a002f2f000005000a00a80000000c000200ffffffff000000000c00030005000000000000000c0004000700000000000000"], 0x74}, 0x1, 0x0, 0x0, 0x4000085}, 0x8040) (async) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f00000000c0), r0) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) write$RDMA_USER_CM_CMD_INIT_QP_ATTR(0xffffffffffffffff, &(0x7f0000000080)={0xb, 0x10, 0xfa00, {&(0x7f0000000300), 0xffffffffffffffff, 0x2}}, 0x18) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) [ 3400.585970] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. 13:42:44 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) r8 = syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r7, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0xb00, r8, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PEERS={0xac0, 0x8, 0x0, 0x1, [{0x5f8, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x4}, @WGPEER_A_ALLOWEDIPS={0x1bc, 0x9, 0x0, 0x1, [{0x58, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @remote}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, {0x5, 0x3, 0x2}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x3}}]}, {0x4c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x2b}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0x4}]}, @WGPEER_A_ALLOWEDIPS={0x400, 0x9, 0x0, 0x1, [{0xe8, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010102}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x2}}]}, {0x118, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5, 0x3, 0x1}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @local}, {0x5, 0x3, 0x2}}]}]}, @WGPEER_A_FLAGS={0x8, 0x3, 0x7}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @multicast1}}]}, {0x48, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x7f}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e21, 0xba34, @remote, 0x80}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x34}}}, @WGPEER_A_FLAGS={0x8}]}, {0x440, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x1c0d}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "0222c6b7882afba15606cf4706576ae4a88724de37a7589159097fd96fc6c2c9"}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e23, 0x4, @private1={0xfc, 0x1, '\x00', 0x1}, 0x5}}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x48}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x81}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x5}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x16}}}, @WGPEER_A_ALLOWEDIPS={0x2c0, 0x9, 0x0, 0x1, [{0xac, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0xf4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}]}, {0xb8, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1f}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010102}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x3}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ALLOWEDIPS={0xe0, 0x9, 0x0, 0x1, [{0xdc, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}]}]}]}, {0xc, 0x0, 0x0, 0x1, [@WGPEER_A_PROTOCOL_VERSION={0x8}]}, {0x30, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_PROTOCOL_VERSION={0x8}]}]}]}, 0xb00}, 0x1, 0x0, 0x0, 0x800}, 0x400c020) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000001140)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0d010000000000000000050000000c00078008000100", @ANYRES32, @ANYBLOB="1aff18b538bb04be25988bf22bc2d65076d4be5f4ae39383d80a8dc0833f8a5c865d2591cf54a320e725baac2254a5bf4fbcafc8427498e88f4d220150ae4ccd040090a85a288377fce5c9f832bb9f4f1d9b9d3ec87323f297f4a6c3beec8ce06b7a79441ca34e9f9db6914d4a94737f9a1030c0ccc935ceffd617a9909cc86bd28ad9afec5e71537cbb6a70fcad022ffc50efab8b4c5356b909b40bff429a5f5735a5c5c6b634d12bc8131268ba6872e38e3cb85490068be7e4b7a58bef3d98a0d4a3ebd9e5b4092d6a363c10e9d6b85e1c00851f53e37ecf6a"], 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x5c, r5, 0x200, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\xba)'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7ff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xc86}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, '(}\\:,[:#\xd9'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x5}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40000c0}, 0x24008010) 13:42:44 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x3c, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_TIMEOUT={0xc}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x3c}, 0x1, 0x0, 0x0, 0x4000000}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_STATUS(r3, 0x0, 0x0) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r3) 13:42:44 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:44 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$nl_generic(0x10, 0x3, 0x10) r1 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0x8c, 0x0, 0x8, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '(*}*!'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x8c}, 0x1, 0x0, 0x0, 0x4000054}, 0x20000000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r2, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:45 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}, 0x0) socket$l2tp(0x2, 0x2, 0x73) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000002c0)={0xffffffffffffffff}) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000400)={&(0x7f0000000100)={0x10, 0x0, 0x0, 0x80000000}, 0xc, &(0x7f00000003c0)={&(0x7f0000000300)={0x84, 0x0, 0x2, 0x70bd26, 0x25dfdbff, {}, [@NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x2}, @NBD_ATTR_SOCKETS={0x4c, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8, 0x1, r0}, {0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8, 0x1, r3}, {0x8, 0x1, r4}]}, @NBD_ATTR_BACKEND_IDENTIFIER={0x5, 0xa, '%'}]}, 0x84}, 0x1, 0x0, 0x0, 0x40850}, 0x4040800) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) ioctl$BINDER_SET_MAX_THREADS(r2, 0x40046205, &(0x7f0000000000)=0x1) sendmsg$NBD_CMD_RECONFIGURE(r5, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r5, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:45 executing program 5: syz_init_net_socket$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_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0x8c, 0x0, 0x8, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '(*}*!'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x8c}, 0x1, 0x0, 0x0, 0x4000054}, 0x20000000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0x8c, 0x0, 0x8, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '(*}*!'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x8c}, 0x1, 0x0, 0x0, 0x4000054}, 0x20000000) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) [ 3400.732800] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. [ 3400.760097] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. 13:42:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) r8 = syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r7, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0xb00, r8, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PEERS={0xac0, 0x8, 0x0, 0x1, [{0x5f8, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x4}, @WGPEER_A_ALLOWEDIPS={0x1bc, 0x9, 0x0, 0x1, [{0x58, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @remote}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, {0x5, 0x3, 0x2}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x3}}]}, {0x4c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x2b}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0x4}]}, @WGPEER_A_ALLOWEDIPS={0x400, 0x9, 0x0, 0x1, [{0xe8, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010102}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x2}}]}, {0x118, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5, 0x3, 0x1}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @local}, {0x5, 0x3, 0x2}}]}]}, @WGPEER_A_FLAGS={0x8, 0x3, 0x7}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @multicast1}}]}, {0x48, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x7f}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e21, 0xba34, @remote, 0x80}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x34}}}, @WGPEER_A_FLAGS={0x8}]}, {0x440, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x1c0d}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "0222c6b7882afba15606cf4706576ae4a88724de37a7589159097fd96fc6c2c9"}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e23, 0x4, @private1={0xfc, 0x1, '\x00', 0x1}, 0x5}}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x48}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x81}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x5}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x16}}}, @WGPEER_A_ALLOWEDIPS={0x2c0, 0x9, 0x0, 0x1, [{0xac, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0xf4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}]}, {0xb8, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1f}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010102}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x3}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ALLOWEDIPS={0xe0, 0x9, 0x0, 0x1, [{0xdc, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}]}]}]}, {0xc, 0x0, 0x0, 0x1, [@WGPEER_A_PROTOCOL_VERSION={0x8}]}, {0x30, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_PROTOCOL_VERSION={0x8}]}]}]}, 0xb00}, 0x1, 0x0, 0x0, 0x800}, 0x400c020) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000001140)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0d010000000000000000050000000c00078008000100", @ANYRES32, @ANYBLOB="1aff18b538bb04be25988bf22bc2d65076d4be5f4ae39383d80a8dc0833f8a5c865d2591cf54a320e725baac2254a5bf4fbcafc8427498e88f4d220150ae4ccd040090a85a288377fce5c9f832bb9f4f1d9b9d3ec87323f297f4a6c3beec8ce06b7a79441ca34e9f9db6914d4a94737f9a1030c0ccc935ceffd617a9909cc86bd28ad9afec5e71537cbb6a70fcad022ffc50efab8b4c5356b909b40bff429a5f5735a5c5c6b634d12bc8131268ba6872e38e3cb85490068be7e4b7a58bef3d98a0d4a3ebd9e5b4092d6a363c10e9d6b85e1c00851f53e37ecf6a"], 0x20}}, 0x0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000100)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x10000}, 0xc, &(0x7f00000000c0)={&(0x7f0000000040)={0x5c, r5, 0x200, 0x70bd2c, 0x25dfdbff, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x6, 0xa, '\xba)'}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7ff}, @NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0xc86}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x20}, @NBD_ATTR_BACKEND_IDENTIFIER={0xd, 0xa, '(}\\:,[:#\xd9'}, @NBD_ATTR_CLIENT_FLAGS={0xc, 0x6, 0x5}]}, 0x5c}, 0x1, 0x0, 0x0, 0x40000c0}, 0x24008010) 13:42:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r2, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:45 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000000)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="ff0248ea9942598164bd91adb5b8ef16af752e4125fc84e70567091fefa99be436e09c2eb9e14328b69d7fbcb3aa19019632f64cf657ca8600"/71], 0x1c}}, 0x0) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) [ 3400.849029] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. 13:42:45 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r2, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 5: syz_init_net_socket$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_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0x8c, 0x0, 0x8, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '(*}*!'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x8c}, 0x1, 0x0, 0x0, 0x4000054}, 0x20000000) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) (async) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r1) (async) sendmsg$NBD_CMD_STATUS(r0, &(0x7f0000000380)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0x40000}, 0xc, &(0x7f0000000200)={&(0x7f00000002c0)={0x8c, 0x0, 0x8, 0x70bd25, 0x25dfdbfe, {}, [@NBD_ATTR_BACKEND_IDENTIFIER={0x9, 0xa, '(*}*!'}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x8}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}, @NBD_ATTR_SOCKETS={0x44, 0x7, 0x0, 0x1, [{0x8}, {0x8}, {0x8}, {0x8, 0x1, r1}, {0x8}, {0x8}, {0x8}, {0x8}]}, @NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x20}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x8c}, 0x1, 0x0, 0x0, 0x4000054}, 0x20000000) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r2, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r2, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) 13:42:45 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="000300003ab30000000000"], 0x1c}}, 0x0) 13:42:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) r8 = syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r7, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0xb00, r8, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PEERS={0xac0, 0x8, 0x0, 0x1, [{0x5f8, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x4}, @WGPEER_A_ALLOWEDIPS={0x1bc, 0x9, 0x0, 0x1, [{0x58, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @remote}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, {0x5, 0x3, 0x2}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x3}}]}, {0x4c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x2b}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0x4}]}, @WGPEER_A_ALLOWEDIPS={0x400, 0x9, 0x0, 0x1, [{0xe8, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010102}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x2}}]}, {0x118, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5, 0x3, 0x1}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @local}, {0x5, 0x3, 0x2}}]}]}, @WGPEER_A_FLAGS={0x8, 0x3, 0x7}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @multicast1}}]}, {0x48, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x7f}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e21, 0xba34, @remote, 0x80}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x34}}}, @WGPEER_A_FLAGS={0x8}]}, {0x440, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x1c0d}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "0222c6b7882afba15606cf4706576ae4a88724de37a7589159097fd96fc6c2c9"}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e23, 0x4, @private1={0xfc, 0x1, '\x00', 0x1}, 0x5}}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x48}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x81}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x5}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x16}}}, @WGPEER_A_ALLOWEDIPS={0x2c0, 0x9, 0x0, 0x1, [{0xac, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0xf4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}]}, {0xb8, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1f}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010102}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x3}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ALLOWEDIPS={0xe0, 0x9, 0x0, 0x1, [{0xdc, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}]}]}]}, {0xc, 0x0, 0x0, 0x1, [@WGPEER_A_PROTOCOL_VERSION={0x8}]}, {0x30, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_PROTOCOL_VERSION={0x8}]}]}]}, 0xb00}, 0x1, 0x0, 0x0, 0x800}, 0x400c020) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000001140)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0d010000000000000000050000000c00078008000100", @ANYRES32, @ANYBLOB="1aff18b538bb04be25988bf22bc2d65076d4be5f4ae39383d80a8dc0833f8a5c865d2591cf54a320e725baac2254a5bf4fbcafc8427498e88f4d220150ae4ccd040090a85a288377fce5c9f832bb9f4f1d9b9d3ec87323f297f4a6c3beec8ce06b7a79441ca34e9f9db6914d4a94737f9a1030c0ccc935ceffd617a9909cc86bd28ad9afec5e71537cbb6a70fcad022ffc50efab8b4c5356b909b40bff429a5f5735a5c5c6b634d12bc8131268ba6872e38e3cb85490068be7e4b7a58bef3d98a0d4a3ebd9e5b4092d6a363c10e9d6b85e1c00851f53e37ecf6a"], 0x20}}, 0x0) 13:42:45 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000027000000000000010000000c00040000000000000000000c00050007800c00020000000000000000004a53ae7ff947aed5c32e97c91aa47857618e6127814f2732e530a56c68a9f4420b66302eefb24c9e3b3c11288da5bbbd498740d232f81f75f615f15582100501989877db283a9519e90dc845f1504358"], 0x3c}}, 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$nbd(&(0x7f0000000080), r3) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)={0x20, r5, 0x10d, 0x0, 0x0, {}, [@NBD_ATTR_SOCKETS={0xc, 0x7, 0x0, 0x1, [{0x8}]}]}, 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f0000000180)={&(0x7f00000000c0)={0x10, 0x0, 0x0, 0x20000000}, 0xc, &(0x7f0000000140)={&(0x7f0000000100)={0x30, r5, 0x100, 0x70bd2c, 0x25dfdbfb, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x2}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SERVER_FLAGS={0xc, 0x5, 0x2a}]}, 0x30}, 0x1, 0x0, 0x0, 0x34}, 0x20000000) 13:42:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, 0x0, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 0: openat$uinput(0xffffffffffffff9c, &(0x7f0000000080), 0x802, 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c0002000000000000000000bddd04bfef3e305b3c43229d4a6940bdc2d650fc33a8334728ceba58aa8b498915f2ca"], 0x3c}}, 0x0) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB, @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, 0x0, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:45 executing program 0: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r1, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, 0x0, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) [ 3401.063088] netlink: 16 bytes leftover after parsing attributes in process `syz-executor.4'. [ 3401.080702] nbd: must specify at least one socket 13:42:45 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$nbd(&(0x7f0000000240), r1) r3 = syz_open_dev$vcsn(&(0x7f0000000000), 0xffff, 0x600040) r4 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r4) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) socketpair(0x22, 0x2, 0x7ff, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) pipe2(&(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}, 0x80) r8 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r8) r9 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r9) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000340)=ANY=[@ANYBLOB="d0000900", @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0005000000000000000000040007800c00020000000000000000000c000300239a0000000000002c00078008000100", @ANYRES32=r3, @ANYBLOB="c0eb4daecf0adef090018d0cb6bd6f750100000000000080bf2870e4def272", @ANYRES32, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="0e000a002f6465762f766373230000003400078008000100", @ANYRES32=r7, @ANYBLOB="08000100", @ANYRES32=r8, @ANYBLOB="08000100", @ANYRES32=r4, @ANYBLOB="08000100", @ANYRES32=r6, @ANYBLOB="08000100", @ANYRES32=r5, @ANYBLOB="d4fd0100", @ANYRES32=r9, @ANYBLOB="0c000800ffffffffffffff7f0c0004000600000000000000"], 0xd0}}, 0x0) 13:42:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) r8 = syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r7, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0xb00, r8, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PEERS={0xac0, 0x8, 0x0, 0x1, [{0x5f8, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x4}, @WGPEER_A_ALLOWEDIPS={0x1bc, 0x9, 0x0, 0x1, [{0x58, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @remote}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, {0x5, 0x3, 0x2}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x3}}]}, {0x4c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x2b}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0x4}]}, @WGPEER_A_ALLOWEDIPS={0x400, 0x9, 0x0, 0x1, [{0xe8, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010102}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x2}}]}, {0x118, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5, 0x3, 0x1}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @local}, {0x5, 0x3, 0x2}}]}]}, @WGPEER_A_FLAGS={0x8, 0x3, 0x7}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @multicast1}}]}, {0x48, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x7f}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e21, 0xba34, @remote, 0x80}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x34}}}, @WGPEER_A_FLAGS={0x8}]}, {0x440, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x1c0d}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "0222c6b7882afba15606cf4706576ae4a88724de37a7589159097fd96fc6c2c9"}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e23, 0x4, @private1={0xfc, 0x1, '\x00', 0x1}, 0x5}}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x48}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x81}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x5}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x16}}}, @WGPEER_A_ALLOWEDIPS={0x2c0, 0x9, 0x0, 0x1, [{0xac, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0xf4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}]}, {0xb8, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1f}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010102}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x3}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ALLOWEDIPS={0xe0, 0x9, 0x0, 0x1, [{0xdc, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}]}]}]}, {0xc, 0x0, 0x0, 0x1, [@WGPEER_A_PROTOCOL_VERSION={0x8}]}, {0x30, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_PROTOCOL_VERSION={0x8}]}]}]}, 0xb00}, 0x1, 0x0, 0x0, 0x800}, 0x400c020) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000001140)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0d010000000000000000050000000c00078008000100", @ANYRES32, @ANYBLOB="1aff18b538bb04be25988bf22bc2d65076d4be5f4ae39383d80a8dc0833f8a5c865d2591cf54a320e725baac2254a5bf4fbcafc8427498e88f4d220150ae4ccd040090a85a288377fce5c9f832bb9f4f1d9b9d3ec87323f297f4a6c3beec8ce06b7a79441ca34e9f9db6914d4a94737f9a1030c0ccc935ceffd617a9909cc86bd28ad9afec5e71537cbb6a70fcad022ffc50efab8b4c5356b909b40bff429a5f5735a5c5c6b634d12bc8131268ba6872e38e3cb85490068be7e4b7a58bef3d98a0d4a3ebd9e5b4092d6a363c10e9d6b85e1c00851f53e37ecf6a"], 0x20}}, 0x0) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB, @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0d0100e314b3c4000000ff0f00000c0007ff08000100", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="20001c00", @ANYRES16=r1, @ANYBLOB="36002bd2ecb263df16a047238079c400032bbd7000fcdbdf25030000000c0002000000000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x40040}, 0x20040080) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=ANY=[@ANYBLOB="dd0d9d2c76b679a05c3c3b8364598705fe37c956d7480cce3ae3d0ce9da75eadfd01dc503bda7615b880651b09dfaf4732a2214cbf9a988436d484b88f1b1a9e8e322abf4611bc1849b9c3ea887ab49bc51fc257ead8fc4acbc0d7ce7f302ecaea244c7c0ff2a470a749350419818e2ae9cfd4a59c2bb7b8104ebce0c1f40fe51abc00"/146, @ANYRES16=r2, @ANYBLOB="27f30eae25bb260383fc4118fd800cd987dff5f411314341cd9b9ac4295b39f3247e63c94921de36a1cc2425112b7d4172ccb4a1a2df4da326f77ccbdb3f57044506c9ba9a3b4eec2ad542193895859b6c476fb63141c99b248acfd0c3c77e92f8a5bd644ac3f29995048e950f0089ac65a8dc8e6b70c8f61c039ca321357a514eb8362e09751551f13f716721870832a4c2036a4aa0ad479cf920a4c4898f0481dabda7"], 0x1c}, 0x1, 0x0, 0x0, 0x840}, 0x0) 13:42:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) r8 = syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r7, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0xb00, r8, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PEERS={0xac0, 0x8, 0x0, 0x1, [{0x5f8, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x4}, @WGPEER_A_ALLOWEDIPS={0x1bc, 0x9, 0x0, 0x1, [{0x58, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @remote}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, {0x5, 0x3, 0x2}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x3}}]}, {0x4c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x2b}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0x4}]}, @WGPEER_A_ALLOWEDIPS={0x400, 0x9, 0x0, 0x1, [{0xe8, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010102}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x2}}]}, {0x118, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5, 0x3, 0x1}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @local}, {0x5, 0x3, 0x2}}]}]}, @WGPEER_A_FLAGS={0x8, 0x3, 0x7}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @multicast1}}]}, {0x48, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x7f}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e21, 0xba34, @remote, 0x80}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x34}}}, @WGPEER_A_FLAGS={0x8}]}, {0x440, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x1c0d}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "0222c6b7882afba15606cf4706576ae4a88724de37a7589159097fd96fc6c2c9"}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e23, 0x4, @private1={0xfc, 0x1, '\x00', 0x1}, 0x5}}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x48}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x81}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x5}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x16}}}, @WGPEER_A_ALLOWEDIPS={0x2c0, 0x9, 0x0, 0x1, [{0xac, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0xf4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}]}, {0xb8, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1f}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010102}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x3}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ALLOWEDIPS={0xe0, 0x9, 0x0, 0x1, [{0xdc, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}]}]}]}, {0xc, 0x0, 0x0, 0x1, [@WGPEER_A_PROTOCOL_VERSION={0x8}]}, {0x30, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_PROTOCOL_VERSION={0x8}]}]}]}, 0xb00}, 0x1, 0x0, 0x0, 0x800}, 0x400c020) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000001140)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0d010000000000000000050000000c00078008000100", @ANYRES32, @ANYBLOB="1aff18b538bb04be25988bf22bc2d65076d4be5f4ae39383d80a8dc0833f8a5c865d2591cf54a320e725baac2254a5bf4fbcafc8427498e88f4d220150ae4ccd040090a85a288377fce5c9f832bb9f4f1d9b9d3ec87323f297f4a6c3beec8ce06b7a79441ca34e9f9db6914d4a94737f9a1030c0ccc935ceffd617a9909cc86bd28ad9afec5e71537cbb6a70fcad022ffc50efab8b4c5356b909b40bff429a5f5735a5c5c6b634d12bc8131268ba6872e38e3cb85490068be7e4b7a58bef3d98a0d4a3ebd9e5b4092d6a363c10e9d6b85e1c00851f53e37ecf6a"], 0x20}}, 0x0) 13:42:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB, @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c00", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:45 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) (async, rerun: 32) socket$l2tp(0x2, 0x2, 0x73) (rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0d0100e314b3c4000000ff0f00000c0007ff08000100", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="20001c00", @ANYRES16=r1, @ANYBLOB="36002bd2ecb263df16a047238079c400032bbd7000fcdbdf25030000000c0002000000000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x40040}, 0x20040080) (async) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=ANY=[@ANYBLOB="dd0d9d2c76b679a05c3c3b8364598705fe37c956d7480cce3ae3d0ce9da75eadfd01dc503bda7615b880651b09dfaf4732a2214cbf9a988436d484b88f1b1a9e8e322abf4611bc1849b9c3ea887ab49bc51fc257ead8fc4acbc0d7ce7f302ecaea244c7c0ff2a470a749350419818e2ae9cfd4a59c2bb7b8104ebce0c1f40fe51abc00"/146, @ANYRES16=r2, @ANYBLOB="27f30eae25bb260383fc4118fd800cd987dff5f411314341cd9b9ac4295b39f3247e63c94921de36a1cc2425112b7d4172ccb4a1a2df4da326f77ccbdb3f57044506c9ba9a3b4eec2ad542193895859b6c476fb63141c99b248acfd0c3c77e92f8a5bd644ac3f29995048e950f0089ac65a8dc8e6b70c8f61c039ca321357a514eb8362e09751551f13f716721870832a4c2036a4aa0ad479cf920a4c4898f0481dabda7"], 0x1c}, 0x1, 0x0, 0x0, 0x840}, 0x0) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c00", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f0000000140)={0x20, 0x0, &(0x7f0000000080)=[@dead_binder_done, @acquire_done={0x40106309, 0x3}], 0x4e, 0x0, &(0x7f00000000c0)="3ce63a56d685e13a8539ae11e4d7d9aaaa5ee628276d22da50c156329a5035fc9c583a12b23df7c600c8ca9d6bb4f67a3998e1e6b856dc1a4a71c741c7f5b75790179bd8fc36b2d49c2d0ebb1c2c"}) 13:42:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000000), r0) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) r6 = syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r5, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0xb00, r6, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PEERS={0xac0, 0x8, 0x0, 0x1, [{0x5f8, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x4}, @WGPEER_A_ALLOWEDIPS={0x1bc, 0x9, 0x0, 0x1, [{0x58, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @remote}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, {0x5, 0x3, 0x2}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x3}}]}, {0x4c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x2b}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0x4}]}, @WGPEER_A_ALLOWEDIPS={0x400, 0x9, 0x0, 0x1, [{0xe8, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010102}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x2}}]}, {0x118, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5, 0x3, 0x1}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @local}, {0x5, 0x3, 0x2}}]}]}, @WGPEER_A_FLAGS={0x8, 0x3, 0x7}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @multicast1}}]}, {0x48, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x7f}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e21, 0xba34, @remote, 0x80}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x34}}}, @WGPEER_A_FLAGS={0x8}]}, {0x440, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x1c0d}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "0222c6b7882afba15606cf4706576ae4a88724de37a7589159097fd96fc6c2c9"}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e23, 0x4, @private1={0xfc, 0x1, '\x00', 0x1}, 0x5}}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x48}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x81}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x5}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x16}}}, @WGPEER_A_ALLOWEDIPS={0x2c0, 0x9, 0x0, 0x1, [{0xac, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0xf4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}]}, {0xb8, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1f}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010102}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x3}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ALLOWEDIPS={0xe0, 0x9, 0x0, 0x1, [{0xdc, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}]}]}]}, {0xc, 0x0, 0x0, 0x1, [@WGPEER_A_PROTOCOL_VERSION={0x8}]}, {0x30, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_PROTOCOL_VERSION={0x8}]}]}]}, 0xb00}, 0x1, 0x0, 0x0, 0x800}, 0x400c020) 13:42:45 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0d0100e314b3c4000000ff0f00000c0007ff08000100", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="20001c00", @ANYRES16=r1, @ANYBLOB="36002bd2ecb263df16a047238079c400032bbd7000fcdbdf25030000000c0002000000000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x40040}, 0x20040080) r2 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=ANY=[@ANYBLOB="dd0d9d2c76b679a05c3c3b8364598705fe37c956d7480cce3ae3d0ce9da75eadfd01dc503bda7615b880651b09dfaf4732a2214cbf9a988436d484b88f1b1a9e8e322abf4611bc1849b9c3ea887ab49bc51fc257ead8fc4acbc0d7ce7f302ecaea244c7c0ff2a470a749350419818e2ae9cfd4a59c2bb7b8104ebce0c1f40fe51abc00"/146, @ANYRES16=r2, @ANYBLOB="27f30eae25bb260383fc4118fd800cd987dff5f411314341cd9b9ac4295b39f3247e63c94921de36a1cc2425112b7d4172ccb4a1a2df4da326f77ccbdb3f57044506c9ba9a3b4eec2ad542193895859b6c476fb63141c99b248acfd0c3c77e92f8a5bd644ac3f29995048e950f0089ac65a8dc8e6b70c8f61c039ca321357a514eb8362e09751551f13f716721870832a4c2036a4aa0ad479cf920a4c4898f0481dabda7"], 0x1c}, 0x1, 0x0, 0x0, 0x840}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), 0xffffffffffffffff) (async) sendmsg$NBD_CMD_STATUS(0xffffffffffffffff, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000340)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r1, @ANYBLOB="0d0100e314b3c4000000ff0f00000c0007ff08000100", @ANYRES32, @ANYBLOB], 0x20}}, 0x0) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f0000000200)={&(0x7f0000000000), 0xc, &(0x7f00000001c0)={&(0x7f0000000140)=ANY=[@ANYBLOB="20001c00", @ANYRES16=r1, @ANYBLOB="36002bd2ecb263df16a047238079c400032bbd7000fcdbdf25030000000c0002000000000000000000"], 0x20}, 0x1, 0x0, 0x0, 0x40040}, 0x20040080) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(0xffffffffffffffff, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f00000005c0)=ANY=[@ANYBLOB="dd0d9d2c76b679a05c3c3b8364598705fe37c956d7480cce3ae3d0ce9da75eadfd01dc503bda7615b880651b09dfaf4732a2214cbf9a988436d484b88f1b1a9e8e322abf4611bc1849b9c3ea887ab49bc51fc257ead8fc4acbc0d7ce7f302ecaea244c7c0ff2a470a749350419818e2ae9cfd4a59c2bb7b8104ebce0c1f40fe51abc00"/146, @ANYRES16=r2, @ANYBLOB="27f30eae25bb260383fc4118fd800cd987dff5f411314341cd9b9ac4295b39f3247e63c94921de36a1cc2425112b7d4172ccb4a1a2df4da326f77ccbdb3f57044506c9ba9a3b4eec2ad542193895859b6c476fb63141c99b248acfd0c3c77e92f8a5bd644ac3f29995048e950f0089ac65a8dc8e6b70c8f61c039ca321357a514eb8362e09751551f13f716721870832a4c2036a4aa0ad479cf920a4c4898f0481dabda7"], 0x1c}, 0x1, 0x0, 0x0, 0x840}, 0x0) (async) 13:42:45 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 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$nbd(&(0x7f0000000080), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) r8 = syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r7, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0xb00, r8, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PEERS={0xac0, 0x8, 0x0, 0x1, [{0x5f8, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x4}, @WGPEER_A_ALLOWEDIPS={0x1bc, 0x9, 0x0, 0x1, [{0x58, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @remote}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, {0x5, 0x3, 0x2}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x3}}]}, {0x4c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x2b}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0x4}]}, @WGPEER_A_ALLOWEDIPS={0x400, 0x9, 0x0, 0x1, [{0xe8, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010102}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x2}}]}, {0x118, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5, 0x3, 0x1}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @local}, {0x5, 0x3, 0x2}}]}]}, @WGPEER_A_FLAGS={0x8, 0x3, 0x7}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @multicast1}}]}, {0x48, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x7f}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e21, 0xba34, @remote, 0x80}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x34}}}, @WGPEER_A_FLAGS={0x8}]}, {0x440, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x1c0d}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "0222c6b7882afba15606cf4706576ae4a88724de37a7589159097fd96fc6c2c9"}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e23, 0x4, @private1={0xfc, 0x1, '\x00', 0x1}, 0x5}}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x48}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x81}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x5}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x16}}}, @WGPEER_A_ALLOWEDIPS={0x2c0, 0x9, 0x0, 0x1, [{0xac, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0xf4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}]}, {0xb8, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1f}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010102}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x3}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ALLOWEDIPS={0xe0, 0x9, 0x0, 0x1, [{0xdc, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}]}]}]}, {0xc, 0x0, 0x0, 0x1, [@WGPEER_A_PROTOCOL_VERSION={0x8}]}, {0x30, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_PROTOCOL_VERSION={0x8}]}]}]}, 0xb00}, 0x1, 0x0, 0x0, 0x800}, 0x400c020) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000001140)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0d010000000000000000050000000c00078008000100", @ANYRES32, @ANYBLOB="1aff18b538bb04be25988bf22bc2d65076d4be5f4ae39383d80a8dc0833f8a5c865d2591cf54a320e725baac2254a5bf4fbcafc8427498e88f4d220150ae4ccd040090a85a288377fce5c9f832bb9f4f1d9b9d3ec87323f297f4a6c3beec8ce06b7a79441ca34e9f9db6914d4a94737f9a1030c0ccc935ceffd617a9909cc86bd28ad9afec5e71537cbb6a70fcad022ffc50efab8b4c5356b909b40bff429a5f5735a5c5c6b634d12bc8131268ba6872e38e3cb85490068be7e4b7a58bef3d98a0d4a3ebd9e5b4092d6a363c10e9d6b85e1c00851f53e37ecf6a"], 0x20}}, 0x0) 13:42:45 executing program 3: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c00", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c0000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:45 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f0000000140)={0x20, 0x0, &(0x7f0000000080)=[@dead_binder_done, @acquire_done={0x40106309, 0x3}], 0x4e, 0x0, &(0x7f00000000c0)="3ce63a56d685e13a8539ae11e4d7d9aaaa5ee628276d22da50c156329a5035fc9c583a12b23df7c600c8ca9d6bb4f67a3998e1e6b856dc1a4a71c741c7f5b75790179bd8fc36b2d49c2d0ebb1c2c"}) 13:42:45 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c0000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) r6 = syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r5, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0xb00, r6, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PEERS={0xac0, 0x8, 0x0, 0x1, [{0x5f8, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x4}, @WGPEER_A_ALLOWEDIPS={0x1bc, 0x9, 0x0, 0x1, [{0x58, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @remote}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, {0x5, 0x3, 0x2}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x3}}]}, {0x4c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x2b}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0x4}]}, @WGPEER_A_ALLOWEDIPS={0x400, 0x9, 0x0, 0x1, [{0xe8, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010102}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x2}}]}, {0x118, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5, 0x3, 0x1}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @local}, {0x5, 0x3, 0x2}}]}]}, @WGPEER_A_FLAGS={0x8, 0x3, 0x7}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @multicast1}}]}, {0x48, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x7f}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e21, 0xba34, @remote, 0x80}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x34}}}, @WGPEER_A_FLAGS={0x8}]}, {0x440, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x1c0d}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "0222c6b7882afba15606cf4706576ae4a88724de37a7589159097fd96fc6c2c9"}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e23, 0x4, @private1={0xfc, 0x1, '\x00', 0x1}, 0x5}}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x48}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x81}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x5}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x16}}}, @WGPEER_A_ALLOWEDIPS={0x2c0, 0x9, 0x0, 0x1, [{0xac, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0xf4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}]}, {0xb8, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1f}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010102}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x3}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ALLOWEDIPS={0xe0, 0x9, 0x0, 0x1, [{0xdc, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}]}]}]}, {0xc, 0x0, 0x0, 0x1, [@WGPEER_A_PROTOCOL_VERSION={0x8}]}, {0x30, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_PROTOCOL_VERSION={0x8}]}]}]}, 0xb00}, 0x1, 0x0, 0x0, 0x800}, 0x400c020) 13:42:45 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(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r5 = syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r6 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r6, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r7 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r7) r8 = syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r7, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0xb00, r8, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PEERS={0xac0, 0x8, 0x0, 0x1, [{0x5f8, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x4}, @WGPEER_A_ALLOWEDIPS={0x1bc, 0x9, 0x0, 0x1, [{0x58, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @remote}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, {0x5, 0x3, 0x2}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x3}}]}, {0x4c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x2b}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0x4}]}, @WGPEER_A_ALLOWEDIPS={0x400, 0x9, 0x0, 0x1, [{0xe8, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010102}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x2}}]}, {0x118, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5, 0x3, 0x1}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @local}, {0x5, 0x3, 0x2}}]}]}, @WGPEER_A_FLAGS={0x8, 0x3, 0x7}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @multicast1}}]}, {0x48, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x7f}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e21, 0xba34, @remote, 0x80}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x34}}}, @WGPEER_A_FLAGS={0x8}]}, {0x440, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x1c0d}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "0222c6b7882afba15606cf4706576ae4a88724de37a7589159097fd96fc6c2c9"}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e23, 0x4, @private1={0xfc, 0x1, '\x00', 0x1}, 0x5}}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x48}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x81}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x5}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x16}}}, @WGPEER_A_ALLOWEDIPS={0x2c0, 0x9, 0x0, 0x1, [{0xac, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0xf4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}]}, {0xb8, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1f}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010102}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x3}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ALLOWEDIPS={0xe0, 0x9, 0x0, 0x1, [{0xdc, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}]}]}]}, {0xc, 0x0, 0x0, 0x1, [@WGPEER_A_PROTOCOL_VERSION={0x8}]}, {0x30, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_PROTOCOL_VERSION={0x8}]}]}]}, 0xb00}, 0x1, 0x0, 0x0, 0x800}, 0x400c020) sendmsg$NBD_CMD_STATUS(r4, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000001140)=ANY=[@ANYBLOB=' \x00\x00\x00', @ANYRES16=r5, @ANYBLOB="0d010000000000000000050000000c00078008000100", @ANYRES32, @ANYBLOB="1aff18b538bb04be25988bf22bc2d65076d4be5f4ae39383d80a8dc0833f8a5c865d2591cf54a320e725baac2254a5bf4fbcafc8427498e88f4d220150ae4ccd040090a85a288377fce5c9f832bb9f4f1d9b9d3ec87323f297f4a6c3beec8ce06b7a79441ca34e9f9db6914d4a94737f9a1030c0ccc935ceffd617a9909cc86bd28ad9afec5e71537cbb6a70fcad022ffc50efab8b4c5356b909b40bff429a5f5735a5c5c6b634d12bc8131268ba6872e38e3cb85490068be7e4b7a58bef3d98a0d4a3ebd9e5b4092d6a363c10e9d6b85e1c00851f53e37ecf6a"], 0x20}}, 0x0) [ 3401.487383] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. 13:42:45 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:45 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) ioctl$BINDER_WRITE_READ(0xffffffffffffffff, 0xc0306201, &(0x7f0000000140)={0x20, 0x0, &(0x7f0000000080)=[@dead_binder_done, @acquire_done={0x40106309, 0x3}], 0x4e, 0x0, &(0x7f00000000c0)="3ce63a56d685e13a8539ae11e4d7d9aaaa5ee628276d22da50c156329a5035fc9c583a12b23df7c600c8ca9d6bb4f67a3998e1e6b856dc1a4a71c741c7f5b75790179bd8fc36b2d49c2d0ebb1c2c"}) 13:42:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c0000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(0x0, r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:45 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_open_dev$vcsn(&(0x7f0000000040), 0x0, 0x0) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f00000003c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c0000", @ANYRES16=r0, @ANYBLOB="0102000000000000ecff02"], 0x1c}}, 0x0) 13:42:45 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:45 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) r6 = syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r5, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0xb00, r6, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PEERS={0xac0, 0x8, 0x0, 0x1, [{0x5f8, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x4}, @WGPEER_A_ALLOWEDIPS={0x1bc, 0x9, 0x0, 0x1, [{0x58, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @remote}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, {0x5, 0x3, 0x2}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x3}}]}, {0x4c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x2b}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0x4}]}, @WGPEER_A_ALLOWEDIPS={0x400, 0x9, 0x0, 0x1, [{0xe8, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010102}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x2}}]}, {0x118, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5, 0x3, 0x1}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @local}, {0x5, 0x3, 0x2}}]}]}, @WGPEER_A_FLAGS={0x8, 0x3, 0x7}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @multicast1}}]}, {0x48, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x7f}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e21, 0xba34, @remote, 0x80}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x34}}}, @WGPEER_A_FLAGS={0x8}]}, {0x440, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x1c0d}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "0222c6b7882afba15606cf4706576ae4a88724de37a7589159097fd96fc6c2c9"}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e23, 0x4, @private1={0xfc, 0x1, '\x00', 0x1}, 0x5}}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x48}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x81}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x5}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x16}}}, @WGPEER_A_ALLOWEDIPS={0x2c0, 0x9, 0x0, 0x1, [{0xac, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0xf4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}]}, {0xb8, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1f}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010102}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x3}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ALLOWEDIPS={0xe0, 0x9, 0x0, 0x1, [{0xdc, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}]}]}]}, {0xc, 0x0, 0x0, 0x1, [@WGPEER_A_PROTOCOL_VERSION={0x8}]}, {0x30, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_PROTOCOL_VERSION={0x8}]}]}]}, 0xb00}, 0x1, 0x0, 0x0, 0x800}, 0x400c020) 13:42:45 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async, rerun: 32) pipe2(&(0x7f0000000180), 0x0) (rerun: 32) socket$l2tp(0x2, 0x2, 0x73) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$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$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:45 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) r6 = syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) sendmsg$WG_CMD_SET_DEVICE(r5, &(0x7f00000002c0)={&(0x7f0000000180)={0x10, 0x0, 0x0, 0x2000000}, 0xc, &(0x7f0000000200)={&(0x7f00000004c0)={0xb00, r6, 0x8, 0x70bd29, 0x25dfdbfd, {}, [@WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_PEERS={0xac0, 0x8, 0x0, 0x1, [{0x5f8, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x4}, @WGPEER_A_ALLOWEDIPS={0x1bc, 0x9, 0x0, 0x1, [{0x58, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x2}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @remote}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @initdev={0xac, 0x1e, 0x1, 0x0}}}, {0x5, 0x3, 0x2}}]}, {0x40, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x3}}]}, {0x4c, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x2b}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0x4}]}, @WGPEER_A_ALLOWEDIPS={0x400, 0x9, 0x0, 0x1, [{0xe8, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010102}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private1={0xfc, 0x1, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @initdev={0xfe, 0x88, '\x00', 0x0, 0x0}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02'}, {0x5, 0x3, 0x1}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x2}}]}, {0x118, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0={0xfc, 0x0, '\x00', 0x1}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00'}, {0x5, 0x3, 0x1}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @local}, {0x5, 0x3, 0x2}}]}]}, @WGPEER_A_FLAGS={0x8, 0x3, 0x7}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @initdev={0xac, 0x1e, 0x1, 0x0}}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @multicast1}}]}, {0x48, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x7f}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e21, 0xba34, @remote, 0x80}}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e23, @dev={0xac, 0x14, 0x14, 0x34}}}, @WGPEER_A_FLAGS={0x8}]}, {0x440, 0x0, 0x0, 0x1, [@WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x1c0d}, @WGPEER_A_PRESHARED_KEY={0x24, 0x2, "0222c6b7882afba15606cf4706576ae4a88724de37a7589159097fd96fc6c2c9"}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e23, 0x4, @private1={0xfc, 0x1, '\x00', 0x1}, 0x5}}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x48}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x81}, @WGPEER_A_PERSISTENT_KEEPALIVE_INTERVAL={0x6, 0x5, 0x5}, @WGPEER_A_ENDPOINT4={0x14, 0x4, {0x2, 0x4e21, @dev={0xac, 0x14, 0x14, 0x16}}}, @WGPEER_A_ALLOWEDIPS={0x2c0, 0x9, 0x0, 0x1, [{0xac, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5, 0x3, 0x1}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x1, 0x0}}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}]}, {0xf4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private0}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x1}}]}, {0xb8, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @private1}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010100}, {0x5, 0x3, 0x1f}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010102}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x3}}]}, {0x64, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @empty}, {0x5, 0x3, 0x3}}]}]}, @WGPEER_A_ALLOWEDIPS={0xe0, 0x9, 0x0, 0x1, [{0xdc, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @loopback}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @private2={0xfc, 0x2, '\x00', 0x1}}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5}}]}]}]}, {0xc, 0x0, 0x0, 0x1, [@WGPEER_A_PROTOCOL_VERSION={0x8}]}, {0x30, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @neg}, @WGPEER_A_PROTOCOL_VERSION={0x8}]}]}]}, 0xb00}, 0x1, 0x0, 0x0, 0x800}, 0x400c020) [ 3401.657740] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. 13:42:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r0) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r0, 0x80045300, &(0x7f0000000000)) syz_init_net_socket$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$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYRES16=r0], 0x1c}}, 0x48000) 13:42:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r0) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r0, 0x80045300, &(0x7f0000000000)) (async) 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_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYRES16=r0], 0x1c}}, 0x48000) 13:42:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) 13:42:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) 13:42:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r0) (async) ioctl$SNDRV_SEQ_IOCTL_PVERSION(r0, 0x80045300, &(0x7f0000000000)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r1, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r1, @ANYRES16=r0], 0x1c}}, 0x48000) 13:42:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) 13:42:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:46 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$WG_CMD_GET_DEVICE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0xa00}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)={0x404, 0x0, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_IFINDEX={0x8}, @WGDEVICE_A_FLAGS={0x8, 0x5, 0x1}, @WGDEVICE_A_IFNAME={0x14, 0x2, 'wg2\x00'}, @WGDEVICE_A_FWMARK={0x8, 0x7, 0x6}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_IFINDEX={0x8}, @WGDEVICE_A_PEERS={0x348, 0x8, 0x0, 0x1, [{0x344, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @a_g}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e20, 0x8, @local, 0x8}}, @WGPEER_A_FLAGS={0x8, 0x3, 0x6}, @WGPEER_A_PUBLIC_KEY={0x24, 0x1, @b_g}, @WGPEER_A_ALLOWEDIPS={0x2a4, 0x9, 0x0, 0x1, [{0x1c, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x2}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010100}}, {0x5, 0x3, 0xff}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x38}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @dev={0xac, 0x14, 0x14, 0x25}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast1}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x3f}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5, 0x3, 0x1}}]}, {0x1c, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}]}, @WGPEER_A_FLAGS={0x8}]}]}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @b}]}, 0x404}, 0x1, 0x0, 0x0, 0x800}, 0xc800) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:46 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) sendmsg$WG_CMD_GET_DEVICE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0xa00}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)={0x404, 0x0, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_IFINDEX={0x8}, @WGDEVICE_A_FLAGS={0x8, 0x5, 0x1}, @WGDEVICE_A_IFNAME={0x14, 0x2, 'wg2\x00'}, @WGDEVICE_A_FWMARK={0x8, 0x7, 0x6}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_IFINDEX={0x8}, @WGDEVICE_A_PEERS={0x348, 0x8, 0x0, 0x1, [{0x344, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @a_g}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e20, 0x8, @local, 0x8}}, @WGPEER_A_FLAGS={0x8, 0x3, 0x6}, @WGPEER_A_PUBLIC_KEY={0x24, 0x1, @b_g}, @WGPEER_A_ALLOWEDIPS={0x2a4, 0x9, 0x0, 0x1, [{0x1c, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x2}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010100}}, {0x5, 0x3, 0xff}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x38}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @dev={0xac, 0x14, 0x14, 0x25}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast1}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x3f}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5, 0x3, 0x1}}]}, {0x1c, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}]}, @WGPEER_A_FLAGS={0x8}]}]}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @b}]}, 0x404}, 0x1, 0x0, 0x0, 0x800}, 0xc800) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) sendmsg$WG_CMD_GET_DEVICE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0xa00}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)={0x404, 0x0, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_IFINDEX={0x8}, @WGDEVICE_A_FLAGS={0x8, 0x5, 0x1}, @WGDEVICE_A_IFNAME={0x14, 0x2, 'wg2\x00'}, @WGDEVICE_A_FWMARK={0x8, 0x7, 0x6}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_IFINDEX={0x8}, @WGDEVICE_A_PEERS={0x348, 0x8, 0x0, 0x1, [{0x344, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @a_g}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e20, 0x8, @local, 0x8}}, @WGPEER_A_FLAGS={0x8, 0x3, 0x6}, @WGPEER_A_PUBLIC_KEY={0x24, 0x1, @b_g}, @WGPEER_A_ALLOWEDIPS={0x2a4, 0x9, 0x0, 0x1, [{0x1c, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x2}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010100}}, {0x5, 0x3, 0xff}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x38}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @dev={0xac, 0x14, 0x14, 0x25}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast1}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x3f}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5, 0x3, 0x1}}]}, {0x1c, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}]}, @WGPEER_A_FLAGS={0x8}]}]}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @b}]}, 0x404}, 0x1, 0x0, 0x0, 0x800}, 0xc800) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) 13:42:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) 13:42:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) 13:42:46 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) sendmsg$WG_CMD_GET_DEVICE(0xffffffffffffffff, &(0x7f00000001c0)={&(0x7f0000000000)={0x10, 0x0, 0x0, 0xa00}, 0xc, &(0x7f0000000100)={&(0x7f00000002c0)={0x404, 0x0, 0x300, 0x70bd2d, 0x25dfdbfd, {}, [@WGDEVICE_A_FLAGS={0x8}, @WGDEVICE_A_IFINDEX={0x8}, @WGDEVICE_A_FLAGS={0x8, 0x5, 0x1}, @WGDEVICE_A_IFNAME={0x14, 0x2, 'wg2\x00'}, @WGDEVICE_A_FWMARK={0x8, 0x7, 0x6}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_IFINDEX={0x8}, @WGDEVICE_A_PEERS={0x348, 0x8, 0x0, 0x1, [{0x344, 0x0, 0x0, 0x1, [@WGPEER_A_PUBLIC_KEY={0x24, 0x1, @a_g}, @WGPEER_A_PUBLIC_KEY={0x24}, @WGPEER_A_ENDPOINT6={0x20, 0x4, {0xa, 0x4e20, 0x8, @local, 0x8}}, @WGPEER_A_FLAGS={0x8, 0x3, 0x6}, @WGPEER_A_PUBLIC_KEY={0x24, 0x1, @b_g}, @WGPEER_A_ALLOWEDIPS={0x2a4, 0x9, 0x0, 0x1, [{0x1c, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5, 0x3, 0x2}}]}, {0x28, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @private=0xa010100}}, {0x5, 0x3, 0xff}}]}, {0xc4, 0x0, 0x0, 0x1, [@ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x38}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @private2}, {0x5, 0x3, 0x3}}, @ipv4={{0x6}, {0x8, 0x2, @dev={0xac, 0x14, 0x14, 0x25}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @mcast1}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @remote}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @broadcast}, {0x5}}]}, {0xd0, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @loopback}, {0x5, 0x3, 0x3}}, @ipv6={{0x6}, {0x14, 0x2, @ipv4={'\x00', '\xff\xff', @multicast1}}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @local}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @initdev={0xac, 0x1e, 0x0, 0x0}}, {0x5}}, @ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @multicast2}, {0x5, 0x3, 0x2}}, @ipv6={{0x6}, {0x14, 0x2, @mcast2}, {0x5, 0x3, 0x2}}]}, {0xac, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @multicast1}, {0x5, 0x3, 0x1}}, @ipv6={{0x6}, {0x14, 0x2, @rand_addr=' \x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01'}, {0x5}}, @ipv6={{0x6}, {0x14, 0x2, @dev={0xfe, 0x80, '\x00', 0x3f}}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @private=0xa010101}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @empty}, {0x5, 0x3, 0x2}}, @ipv4={{0x6}, {0x8, 0x2, @rand_addr=0x64010101}, {0x5, 0x3, 0x1}}]}, {0x1c, 0x0, 0x0, 0x1, [@ipv4={{0x6}, {0x8, 0x2, @remote}, {0x5}}]}]}, @WGPEER_A_FLAGS={0x8}]}]}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @a}, @WGDEVICE_A_PRIVATE_KEY={0x24, 0x3, @b}]}, 0x404}, 0x1, 0x0, 0x0, 0x800}, 0xc800) (async) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) 13:42:46 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$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x40000) 13:42:46 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f00000002c0)=""/214) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:46 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) 13:42:46 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$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x40000) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) 13:42:46 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f00000002c0)=""/214) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:46 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$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) 13:42:46 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f00000002c0)=""/214) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) semctl$GETALL(0x0, 0x0, 0xd, &(0x7f00000002c0)=""/214) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) 13:42:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x40000) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x40000) 13:42:46 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) 13:42:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c000000bd316e28dcc1544faa4f2d941660bcc6482938e9067bfe04e43fb2f843b3ee5ec9e9030574e617fb2523e5042dd0c57faa10fdbe", @ANYRES16=r0, @ANYBLOB="015901303c8f8c034f451cc6e80000000000000000"], 0x1c}}, 0x0) 13:42:46 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:46 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c000000bd316e28dcc1544faa4f2d941660bcc6482938e9067bfe04e43fb2f843b3ee5ec9e9030574e617fb2523e5042dd0c57faa10fdbe", @ANYRES16=r0, @ANYBLOB="015901303c8f8c034f451cc6e80000000000000000"], 0x1c}}, 0x0) 13:42:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(0x0, r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x40000) 13:42:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) 13:42:47 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:47 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) 13:42:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async, rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (rerun: 32) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async, rerun: 64) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async, rerun: 64) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000100)=ANY=[@ANYBLOB="1c000000bd316e28dcc1544faa4f2d941660bcc6482938e9067bfe04e43fb2f843b3ee5ec9e9030574e617fb2523e5042dd0c57faa10fdbe", @ANYRES16=r0, @ANYBLOB="015901303c8f8c034f451cc6e80000000000000000"], 0x1c}}, 0x0) 13:42:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:47 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x40000) 13:42:47 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$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:47 executing program 4: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x40000) 13:42:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) 13:42:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) 13:42:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, 0x0, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 13:42:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), 0xffffffffffffffff) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 13:42:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, 0x0, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000100)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 13:42:47 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) 13:42:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, 0x0, 0x1, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) 13:42:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x0) 13:42:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x0, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getresuid(&(0x7f0000000000), &(0x7f0000000100), &(0x7f00000001c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) [ 3403.197349] netlink: 8 bytes leftover after parsing attributes in process `syz-executor.5'. 13:42:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x0, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:47 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) 13:42:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x0) 13:42:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) getresuid(&(0x7f0000000000), &(0x7f0000000100), &(0x7f00000001c0)) (async) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) 13:42:47 executing program 2: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(0xffffffffffffffff, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x0, 0x0, 0xfffffffc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x0) 13:42:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) 13:42:47 executing program 5: syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) socket$inet_sctp(0x2, 0x5, 0x84) pipe2(&(0x7f0000000180), 0x0) socket$l2tp(0x2, 0x2, 0x73) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) getresuid(&(0x7f0000000000), &(0x7f0000000100), &(0x7f00000001c0)) r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000040)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000240)) (async) socketpair$nbd(0x1, 0x1, 0x0, &(0x7f0000000280)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) socket$inet_sctp(0x2, 0x5, 0x84) (async) pipe2(&(0x7f0000000180), 0x0) (async) socket$l2tp(0x2, 0x2, 0x73) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) getresuid(&(0x7f0000000000), &(0x7f0000000100), &(0x7f00000001c0)) (async) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) (async) sendmsg$NBD_CMD_RECONFIGURE(r0, &(0x7f00000000c0)={0x0, 0x0, &(0x7f0000000080)={&(0x7f0000000140)=ANY=[@ANYBLOB="1c000000", @ANYRES16=r0, @ANYBLOB="015901d24631d511120003"], 0x1c}}, 0x0) (async) 13:42:47 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 13:42:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) 13:42:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc, 0x2, 0x6}]}, 0x34}}, 0x40000) 13:42:47 executing program 0: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) 13:42:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) 13:42:47 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 13:42:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) 13:42:47 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) 13:42:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}]}, 0x28}}, 0x40000) 13:42:47 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, 0x0, 0x0) 13:42:47 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) 13:42:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:47 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) 13:42:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x0) 13:42:47 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}]}, 0x28}}, 0x40000) 13:42:47 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) [ 3403.568927] nbd: must specify a size in bytes for the device 13:42:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x0) 13:42:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:47 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, 0x0}, 0x0) 13:42:47 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, 0x0, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x28, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}]}, 0x28}}, 0x40000) [ 3403.700350] nbd: must specify a size in bytes for the device 13:42:48 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) r5 = syz_open_dev$vcsn(&(0x7f0000000000), 0x4, 0x145300) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), r5) 13:42:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:48 executing program 5: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) 13:42:48 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$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) 13:42:48 executing program 1: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000380)=ANY=[@ANYBLOB='<\x00\x00\x00', @ANYRES16=r2, @ANYBLOB="01000000000000000000010000000c00040000000000000000000c0006000100002000000000040007800c00020000000000000000005e200fe58fc8190c8c04968bf20e6bd59bdd3123943c791a9d2100"/91], 0x3c}}, 0x0) r3 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000080), r3) r4 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) sendmsg$NBD_CMD_RECONFIGURE(r4, &(0x7f0000001100)={&(0x7f0000000280)={0x10, 0x0, 0x0, 0x80000}, 0xc, &(0x7f00000010c0)={&(0x7f0000001080)={0x2c, r2, 0x300, 0x70bd28, 0x25dfdbfc, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x8}, @NBD_ATTR_TIMEOUT={0xc, 0x4, 0x7fff}]}, 0x2c}, 0x1, 0x0, 0x0, 0x891}, 0x4000050) syz_genetlink_get_family_id$nbd(&(0x7f0000000140), r1) syz_genetlink_get_family_id$l2tp(&(0x7f0000000200), 0xffffffffffffffff) syz_genetlink_get_family_id$wireguard(&(0x7f00000001c0), 0xffffffffffffffff) 13:42:48 executing program 3: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r0) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000280)={0x34, r1, 0x1, 0x0, 0x0, {}, [@NBD_ATTR_BLOCK_SIZE_BYTES={0xc, 0x3, 0x1}, @NBD_ATTR_BACKEND_IDENTIFIER={0x4}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}]}, 0x34}}, 0x40000) 13:42:48 executing program 4: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r2 = syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000000)={0x44, r2, 0x0, 0x0, 0x0, {}, [@NBD_ATTR_DEAD_CONN_TIMEOUT={0xc, 0x8, 0x7}, @NBD_ATTR_SERVER_FLAGS={0xc}, @NBD_ATTR_SOCKETS={0x4}, @NBD_ATTR_SIZE_BYTES={0xc}, @NBD_ATTR_INDEX={0x8, 0x1, 0x0}]}, 0x44}}, 0x0) 13:42:48 executing program 2: r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) syz_genetlink_get_family_id$nbd(&(0x7f0000000240), r1) sendmsg$NBD_CMD_CONNECT(r0, &(0x7f0000000480)={0x0, 0x0, &(0x7f0000000300)={0x0}}, 0x0) [ 3403.804131] nbd: must specify a size in bytes for the device [ 3403.884080] refcount_t: underflow; use-after-free. [ 3403.889912] ------------[ cut here ]------------ [ 3403.894672] WARNING: CPU: 1 PID: 6790 at lib/refcount.c:281 refcount_dec_not_one.cold+0x18/0x25 [ 3403.903484] Kernel panic - not syncing: panic_on_warn set ... [ 3403.903484] [ 3403.910825] CPU: 1 PID: 6790 Comm: syz-executor.3 Not tainted 4.14.275-syzkaller #0 [ 3403.918594] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 3403.927924] Call Trace: [ 3403.930501] dump_stack+0x1b2/0x281 [ 3403.934135] panic+0x1f9/0x42d [ 3403.934145] ? add_taint.cold+0x16/0x16 [ 3403.934158] ? refcount_dec_not_one.cold+0x18/0x25 [ 3403.934165] ? __warn.cold+0x5/0x44 [ 3403.934176] ? refcount_dec_not_one.cold+0x18/0x25 [ 3403.934184] __warn.cold+0x20/0x44 [ 3403.934194] ? ist_end_non_atomic+0x10/0x10 [ 3403.934203] ? refcount_dec_not_one.cold+0x18/0x25 [ 3403.934213] report_bug+0x208/0x250 [ 3403.934226] do_error_trap+0x195/0x2d0 [ 3403.934236] ? math_error+0x2d0/0x2d0 [ 3403.934248] ? ___preempt_schedule+0x16/0x18 [ 3403.983116] ? vprintk_emit+0x247/0x620 [ 3403.987071] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 3403.991896] invalid_op+0x1b/0x40 [ 3403.995332] RIP: 0010:refcount_dec_not_one.cold+0x18/0x25 [ 3404.000841] RSP: 0018:ffff8880a8b5f5e8 EFLAGS: 00010282 [ 3404.006178] RAX: 0000000000000026 RBX: 0000000000000000 RCX: 0000000000000000 [ 3404.013427] RDX: 000000000000b8c0 RSI: ffffffff81443090 RDI: ffffed101516beb3 [ 3404.020675] RBP: ffff8880ac266b98 R08: 0000000000000026 R09: 0000000000000000 [ 3404.027932] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000ffffffff [ 3404.035186] R13: 0000000000000000 R14: dffffc0000000000 R15: ffff8880ac266ba8 [ 3404.042452] ? vprintk_func+0x60/0x160 [ 3404.046328] ? refcount_dec_not_one.cold+0x18/0x25 [ 3404.051243] ? trace_hardirqs_on_caller+0x3a8/0x580 [ 3404.056243] refcount_dec_and_mutex_lock+0x1a/0x60 [ 3404.061159] nbd_config_put+0x506/0x810 [ 3404.065118] ? wait_for_completion_io+0x10/0x10 [ 3404.069766] nbd_genl_connect+0x6c8/0x1400 [ 3404.073979] ? nbd_xmit_timeout+0x500/0x500 [ 3404.078276] ? __mutex_lock+0x356/0x1310 [ 3404.082317] ? validate_nla+0x192/0x5e0 [ 3404.086272] ? nla_parse+0x157/0x1f0 [ 3404.089978] genl_family_rcv_msg+0x572/0xb20 [ 3404.094384] ? genl_rcv+0x40/0x40 [ 3404.097827] ? __ww_mutex_wakeup_for_backoff+0x210/0x210 [ 3404.103254] ? trace_hardirqs_on+0x10/0x10 [ 3404.107473] ? sock_sendmsg+0xb5/0x100 [ 3404.111350] genl_rcv_msg+0xaf/0x140 [ 3404.115048] netlink_rcv_skb+0x125/0x390 [ 3404.119092] ? genl_family_rcv_msg+0xb20/0xb20 [ 3404.123650] ? netlink_ack+0x9a0/0x9a0 [ 3404.127516] ? lock_acquire+0x170/0x3f0 [ 3404.131471] genl_rcv+0x24/0x40 [ 3404.134725] netlink_unicast+0x437/0x610 [ 3404.138773] ? netlink_sendskb+0xd0/0xd0 [ 3404.142831] ? __check_object_size+0x179/0x230 [ 3404.147417] netlink_sendmsg+0x648/0xbc0 [ 3404.151460] ? nlmsg_notify+0x1b0/0x1b0 [ 3404.155411] ? kernel_recvmsg+0x210/0x210 [ 3404.159539] ? security_socket_sendmsg+0x83/0xb0 [ 3404.164272] ? nlmsg_notify+0x1b0/0x1b0 [ 3404.168234] sock_sendmsg+0xb5/0x100 [ 3404.171930] ___sys_sendmsg+0x6c8/0x800 [ 3404.175886] ? copy_msghdr_from_user+0x3b0/0x3b0 [ 3404.180630] ? do_futex+0x127/0x1570 [ 3404.184334] ? __fget+0x23e/0x3e0 [ 3404.187785] ? lock_acquire+0x170/0x3f0 [ 3404.191751] ? lock_downgrade+0x740/0x740 [ 3404.195884] ? __fget+0x265/0x3e0 [ 3404.199318] ? __fdget+0x19b/0x1f0 [ 3404.202835] ? sockfd_lookup_light+0xb2/0x160 [ 3404.207312] __sys_sendmsg+0xa3/0x120 [ 3404.211089] ? SyS_shutdown+0x160/0x160 [ 3404.215042] ? up_read+0x17/0x30 [ 3404.218390] ? __do_page_fault+0x159/0xad0 [ 3404.222606] SyS_sendmsg+0x27/0x40 [ 3404.226124] ? __sys_sendmsg+0x120/0x120 [ 3404.230179] do_syscall_64+0x1d5/0x640 [ 3404.234053] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 3404.239222] RIP: 0033:0x7fadc8b49049 [ 3404.242907] RSP: 002b:00007fadc74be168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 3404.250590] RAX: ffffffffffffffda RBX: 00007fadc8c5bf60 RCX: 00007fadc8b49049 [ 3404.257842] RDX: 0000000000040000 RSI: 0000000020000480 RDI: 0000000000000004 [ 3404.265085] RBP: 00007fadc8ba308d R08: 0000000000000000 R09: 0000000000000000 [ 3404.272339] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 3404.279610] R13: 00007ffc9fc83caf R14: 00007fadc74be300 R15: 0000000000022000 [ 3404.287297] Kernel Offset: disabled [ 3404.290984] Rebooting in 86400 seconds..